http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100000
type: Concept
is lexicon entry: SQAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3148
equivalence description: [Formerly known as OOLITE MARL MEMBER.] Baker, P G, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100001
type: Concept
is lexicon entry: SQAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3149
equivalence description: [Formerly known as OOLITE MARL SERIES.] Buckman, J, 1895, p.458; Parsons, C F, 1976, p.58.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100002
type: Concept
is lexicon entry: SQAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3775
equivalence description: [Formerly known as SCOTTSQUAR HILL LIMESTONE MEMBER.] Mudge, D C, 1978a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100003
type: Concept
is lexicon entry: SQBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3144
equivalence description: [Formerly known as ONE BARROW BRECCIA.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100004
type: Concept
is lexicon entry: SQBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3917
equivalence description: [Formerly known as SOUTH QUARRY SLUMP BRECCIA MEMBER.] (Moseley, J and Ford, T D, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100005
type: Concept
is lexicon entry: SQLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2224
equivalence description: [Formerly known as KILNSEY LIMESTONE.] Hudson, 1930.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100006
type: Concept
is lexicon entry: SRE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3978
equivalence description: [Formerly known as ST RAVEN'S EDGE MEMBER - Old code was also SRE.] Lithological epithet reintroduced [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100007
type: Concept
is lexicon entry: SRF
has equivalence type: LATRL
has equivalent lexicon entry: st 817
equivalence description: [Otherwise known as TANNADICE FORMATION.] Tannadice, Scone Formation. Overlying Buttergash Formation fades out to north east and Sheriffmuir and Dunblane formations merge.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100008
type: Concept
is lexicon entry: SRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3842
equivalence description: [Formerly known as SHERIFFMUIR MEMBER - Old code was also SRF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100009
type: Concept
is lexicon entry: SRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3843
equivalence description: [Formerly known as SHERRIFMUIR FORMATION.] Francis et al., 1970; Armstrong and Paterson, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100010
type: Concept
is lexicon entry: SRG
has equivalence type: LATRL
has equivalent lexicon entry: st 793
equivalence description: [Otherwise known as STRATH RORY FORMATION.] The name Strath Rory Formation is used Offshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100011
type: Concept
is lexicon entry: SRH
has equivalence type: LATRL
has equivalent lexicon entry: YRL
equivalence description: [Otherwise known as YARLSIDE VOLCANIC FORMATION.] This term replaces Stockdale Rhyolite Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100012
type: Concept
is lexicon entry: SRH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4003
equivalence description: [Formerly known as STOCKDALE RHYOLITE.] Green, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100013
type: Concept
is lexicon entry: SRH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4706
equivalence description: [Formerly known as YARLSIDE RHYOLITE.] Marr, 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100014
type: Concept
is lexicon entry: SRMC
has equivalence type: LATRL
has equivalent lexicon entry: st 729
equivalence description: [Otherwise known as SAND ROCK MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100015
type: Concept
is lexicon entry: SRMC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3707
equivalence description: [Formerly known as SAND ROCK MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100016
type: Concept
is lexicon entry: SRN
has equivalence type: LATRL
has equivalent lexicon entry: st 712
equivalence description: [Otherwise known as RHOS HIRWAIN SYNENITE.] Hicks H. 1879.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100017
type: Concept
is lexicon entry: SRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3738
equivalence description: [Formerly known as SARN GRANITE.] Shackelton R M, et al, 1956; Matley C A, et al., 1936.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100018
type: Concept
is lexicon entry: SRNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3953
equivalence description: [Formerly known as SRONBANE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100019
type: Concept
is lexicon entry: SSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3849
equivalence description: [Formerly known as SHIRDLY HILL FORMATION.] Thomas, G S P, in Bowen, 1999, 95

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100020
type: Concept
is lexicon entry: SSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3850
equivalence description: [Formerly known as SHIRDLY HILL SAND - Old code was also SSA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100021
type: Concept
is lexicon entry: SSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 685
equivalence description: [Formerly known as BUNTER SANDSTONE - Old code was BNS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100022
type: Concept
is lexicon entry: SSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2193
equivalence description: [Formerly known as KEUPER MARL AND SANDSTONE - Old code was KMS.] The upper part of the Sherwood Sandstone Group was formerly included within the (now obsolete) Keuper Marl and Sandstone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100023
type: Concept
is lexicon entry: SSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2203
equivalence description: [Formerly known as KEUPER SERIES - Old code was KSR.] The upper part of the Sherwood Sandstone Group was formerly included within the (now obsolete) Keuper Series.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100024
type: Concept
is lexicon entry: SSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2204
equivalence description: [Formerly known as KEUPER SERIES, LOWER - Old code was LKSR.] The upper part of the Sherwood Sandstone Group was formerly included within the (now obsolete) Lower Keuper Series.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100025
type: Concept
is lexicon entry: SSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4009
equivalence description: [Formerly known as STOCKINGFORD SHALES.] Includes all of the latter.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100026
type: Concept
is lexicon entry: SSLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4033
equivalence description: [Formerly known as STRATH SUARDAL LIMESTONE - Old code was also SSLL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100027
type: Concept
is lexicon entry: SSMB
has equivalence type: LATRL
has equivalent lexicon entry: R2A1
equivalence description: [Otherwise known as BILINGUITES GRACILIS MARINE BAND.] Possible correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100028
type: Concept
is lexicon entry: SSTMB
has equivalence type: LATRL
has equivalent lexicon entry: SBMB
equivalence description: [Otherwise known as SUBCRENATUM MARINE BAND.] National standard name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100029
type: Concept
is lexicon entry: STA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 955
equivalence description: [Formerly known as CLEVELAND SAND FORMATION.] Chowns, T M, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100030
type: Concept
is lexicon entry: STA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2768
equivalence description: [Formerly known as MARLSTONE SERIES.] Phillips, J, 1829.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100031
type: Concept
is lexicon entry: STA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3722
equivalence description: [Formerly known as SANDY AND MICACEOUS BEDS.] Simpson, M, 1855.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100032
type: Concept
is lexicon entry: STA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3728
equivalence description: [Formerly known as SANDY SERIES.] Fox-Strangways, C and Barrow, G, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100033
type: Concept
is lexicon entry: STA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3986
equivalence description: [Formerly known as STAITHES BEDS.] Young, B and Bird, J, 1822.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100034
type: Concept
is lexicon entry: STA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3987
equivalence description: [Formerly known as STAITHES FORMATION.] Hemingway, J E, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100035
type: Concept
is lexicon entry: STAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1201
equivalence description: [Formerly known as DACITE GROUP.] Clark, 1964

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100036
type: Concept
is lexicon entry: STAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 561
equivalence description: [Formerly known as BRACKISH WATER BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100037
type: Concept
is lexicon entry: STAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1644
equivalence description: [Formerly known as FRESHWATER BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100038
type: Concept
is lexicon entry: STAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2582
equivalence description: [Formerly known as LOWER FRESHWATER BED.] Thompson, 1930.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100039
type: Concept
is lexicon entry: STAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2583
equivalence description: [Formerly known as LOWER FRESHWATER SEQUENCE.] Aslin, in Torrens, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100040
type: Concept
is lexicon entry: STAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4618
equivalence description: [Formerly known as WHITE SANDS.] Sharp, 1870.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100041
type: Concept
is lexicon entry: STAU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4165
equivalence description: [Formerly known as THIRD (MAIN) TERRACE OF THE SEVERN.] Worssam et al, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100042
type: Concept
is lexicon entry: STAY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1597
equivalence description: [Formerly known as FLUVIAL ALLUVIUM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100043
type: Concept
is lexicon entry: STB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4026
equivalence description: [Formerly known as STOURSCOMBE BEDS - Old code was also STB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100044
type: Concept
is lexicon entry: STBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3347
equivalence description: [Formerly known as PLUNGAR IRONSTONE.] Plungar Ironstone (Sylvester-Bradley and Ford, 1968)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100045
type: Concept
is lexicon entry: STBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4050
equivalence description: [Formerly known as STUBTON LIMESTONE - Old code was also STBL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100046
type: Concept
is lexicon entry: STBS
has equivalence type: LATRL
has equivalent lexicon entry: st 798
equivalence description: [Otherwise known as STUBBS MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100047
type: Concept
is lexicon entry: STBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4049
equivalence description: [Formerly known as STUBBS MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100048
type: Concept
is lexicon entry: STBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3962
equivalence description: [Formerly known as ST BEES TILL.] Huddart, D and Tooley, M J (1972).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100049
type: Concept
is lexicon entry: STCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2190
equivalence description: [Formerly known as KEUPER BASEMENT BEDS.] Smith and Pattison, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100050
type: Concept
is lexicon entry: STCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3791
equivalence description: [Formerly known as SEATON CAREW FORMATION - Old code was also STCF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100051
type: Concept
is lexicon entry: STCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4052
equivalence description: [Formerly known as STUDLAND CHALK.] Gale et al., 1987

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100052
type: Concept
is lexicon entry: STDC
has equivalence type: LATRL
has equivalent lexicon entry: st 788
equivalence description: [Otherwise known as STONEDELPH MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100053
type: Concept
is lexicon entry: STDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4013
equivalence description: [Formerly known as STONEDELPH MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100054
type: Concept
is lexicon entry: STDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4072
equivalence description: [Formerly known as SUPRATIDAL DEPOSITS (UNDIFFERENTIATED) - Old code was also STDU.] Qualifier omitted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100055
type: Concept
is lexicon entry: STE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4011
equivalence description: [Formerly known as STONE GILL LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100056
type: Concept
is lexicon entry: STEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4039
equivalence description: [Formerly known as STRATHTUMMEL SUCCESSION.] (Thomas, P R, 1980. Harris, A L, et al, 1994. Stephenson, D and Gould, D, 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100057
type: Concept
is lexicon entry: STF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4022
equivalence description: [Formerly known as STONESTY TUFF MEMBER - Old code was also STF.] Formerly inappropriately ranked ibn the BGS Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100058
type: Concept
is lexicon entry: STFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 757
equivalence description: [Formerly known as CALNE FREESTONE AND CORAL RAG.] Wright,1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100059
type: Concept
is lexicon entry: STFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1186
equivalence description: [Formerly known as CUMNOR FORMATION - Old code was CUMR.] Redundant term, now replaced by Stanford and Kingston formations of the Corallian Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100060
type: Concept
is lexicon entry: STFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3165
equivalence description: [Formerly known as OSMINGTON OOLITE SERIES - Old code was OSS.] Arkell, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100061
type: Concept
is lexicon entry: STFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4359
equivalence description: [Formerly known as UPPER CORALLIAN LIMESTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100062
type: Concept
is lexicon entry: STFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4597
equivalence description: [Formerly known as WHEATLEY LIMESTONE AND FARINGDON MEMBERS.] In the Swindon area (Wright, in prep.)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100063
type: Concept
is lexicon entry: STFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4598
equivalence description: [Formerly known as WHEATLEY LIMESTONE, OAKLEY AND LITTLEMORE MEMBERS.] In oxford area (Horton et al, 1987)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100064
type: Concept
is lexicon entry: STG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3983
equivalence description: [Formerly known as STADDON GRITS.] (Ussher, W A E, 1891).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100065
type: Concept
is lexicon entry: STGC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4028
equivalence description: [Formerly known as STRAITON GRITS AND CONGLOMERATES - Old code was also STGC.] Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100066
type: Concept
is lexicon entry: STGMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100067
type: Concept
is lexicon entry: STGO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3803
equivalence description: [Formerly known as SECOND TERRACE OF THE OUSE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100068
type: Concept
is lexicon entry: STGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3241
equivalence description: [Formerly known as PEBBLE GRAVEL.] Bromehead, 1925, Dines and Edmonds, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100069
type: Concept
is lexicon entry: STGR
has equivalence type: OBSLTE
has equivalent lexicon entry: PLG
equivalence description: [Formerly known as PLATEAU GRAVEL.] Dewey et al., 1924.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100070
type: Concept
is lexicon entry: STGR
has equivalence type: OBSLTE
has equivalent lexicon entry: SGU
equivalence description: [Formerly known as SAND AND GRAVEL OF UNKNOWN AGE - Old code was SGU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100071
type: Concept
is lexicon entry: STGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3988
equivalence description: [Formerly known as STANMORE MEMBER.] Of the Pebble Gravel Formation of Gibbard (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100072
type: Concept
is lexicon entry: STGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3989
equivalence description: [Formerly known as STANMORE PEBBLE GRAVEL.] Bridgland, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100073
type: Concept
is lexicon entry: STGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4529
equivalence description: [Formerly known as WARLEY GRAVEL.] Dines and Edmonds, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100074
type: Concept
is lexicon entry: STHC
has equivalence type: LATRL
has equivalent lexicon entry: GYF
equivalence description: [Otherwise known as GANNOCHY CONGLOMERATE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100075
type: Concept
is lexicon entry: STHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1679
equivalence description: [Formerly known as GANNOCHY FORMATION.] Armstrong, M and Paterson, I B, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100076
type: Concept
is lexicon entry: STHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4035
equivalence description: [Formerly known as STRATHFINELLA HILL CONGLOMERATE FORMATION - Old code was also STHC.] Formerly considered as a Formation within the Strathmore Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100077
type: Concept
is lexicon entry: STHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3984
equivalence description: [Formerly known as STAFFORD HALITE FORMATION - Old code was also STHF.] Rank reassessed for local use (Howard et al., 2008).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100078
type: Concept
is lexicon entry: STHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3021
equivalence description: [Formerly known as NETTLE CRAGS TUFF AND LAVAS (PART).] (Mathieson, N A, 1986)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100079
type: Concept
is lexicon entry: STHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4021
equivalence description: [Formerly known as STONESIDE HILL TUFFS AND LAVAS (PART).] (Mathieson, N A, 1986)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100080
type: Concept
is lexicon entry: STHMB
has equivalence type: LATRL
has equivalent lexicon entry: CAMB
equivalence description: [Otherwise known as CAMBRIENSE MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100081
type: Concept
is lexicon entry: STIC
has equivalence type: LATRL
has equivalent lexicon entry: st 802
equivalence description: [Otherwise known as SULPHUR COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100082
type: Concept
is lexicon entry: STIE
has equivalence type: LATRL
has equivalent lexicon entry: st 797
equivalence description: [Otherwise known as STRUIE GROUP.] The name Struie Group is used Onshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100083
type: Concept
is lexicon entry: STIE
has equivalence type: OBSLTE
has equivalent lexicon entry: st 797
equivalence description: [Formerly known as STRUIE GROUP - Old code was STRU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100084
type: Concept
is lexicon entry: STIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2517
equivalence description: [Formerly known as LOWER BOULDER CLAY.] Whitaker and Dalton, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100085
type: Concept
is lexicon entry: STIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2584
equivalence description: [Formerly known as LOWER GLACIAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100086
type: Concept
is lexicon entry: STIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3996
equivalence description: [Formerly known as STARSTON MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100087
type: Concept
is lexicon entry: STIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3997
equivalence description: [Formerly known as STARSTON TILL.] Lawson, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100088
type: Concept
is lexicon entry: STK
has equivalence type: LATRL
has equivalent lexicon entry: st 783
equivalence description: [Otherwise known as STOCKDALE SUBGROUP.] cf Cocks et al., 1992, Fig.6.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100089
type: Concept
is lexicon entry: STK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4007
equivalence description: [Formerly known as STOCKDALE SHALES - Old code was SCSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100090
type: Concept
is lexicon entry: STKI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3970
equivalence description: [Formerly known as ST KILDA IGNEOUS COMPLEX - Old code was also STKI.] Previous interim Lexicon entry, now revised as the term "igneous complex" is no longer used and there is insufficient variety of rock classes to be termed a central complex.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100091
type: Concept
is lexicon entry: STM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3971
equivalence description: [Formerly known as ST MARYS WELL BAY FORMATION - Old code was also STM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100092
type: Concept
is lexicon entry: STMB
has equivalence type: LATRL
has equivalent lexicon entry: HUR
equivalence description: [Otherwise known as HURLET LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100093
type: Concept
is lexicon entry: STMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3973
equivalence description: [Formerly known as ST MONANCE BRECCIATED LIMESTONE - Old code was also STMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100094
type: Concept
is lexicon entry: STML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3974
equivalence description: [Formerly known as ST MONANCE LITTLE LIMESTONE - Old code was also STML.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100095
type: Concept
is lexicon entry: STN
has equivalence type: LATRL
has equivalent lexicon entry: st 792
equivalence description: [Otherwise known as STRAITON GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100096
type: Concept
is lexicon entry: STNG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 792
equivalence description: [Formerly known as STRAITON GROUP.] Part of, Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100097
type: Concept
is lexicon entry: STNR
has equivalence type: LATRL
has equivalent lexicon entry: st 7
equivalence description: [Otherwise known as 36 YARD ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100098
type: Concept
is lexicon entry: STO
has equivalence type: LATRL
has equivalent lexicon entry: st 200
equivalence description: [Otherwise known as COCKLETT SCAR SANDSTONES MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100099
type: Concept
is lexicon entry: STOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4023
equivalence description: [Formerly known as STORM BEACH - Old code was also STOB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100100
type: Concept
is lexicon entry: STOT
has equivalence type: LATRL
has equivalent lexicon entry: st 791
equivalence description: [Otherwise known as STOTFIELD CALCAREOUS FORMATION.] Stotfield Calcareous Formation on Moray Firth 1:250 000 continental shelf map.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100101
type: Concept
is lexicon entry: STOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 899
equivalence description: [Formerly known as CHERTY ROCK OF STOTFIELD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100102
type: Concept
is lexicon entry: STOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2763
equivalence description: [Formerly known as MARLS AND CHERTY ROCK.] Golspie area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100103
type: Concept
is lexicon entry: STOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4152
equivalence description: [Formerly known as THE CHERTY ROCK.] Elgin area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100104
type: Concept
is lexicon entry: STOU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 410
equivalence description: [Formerly known as BERKSHIRE OOLITE SERIES AND OSMINGTON OOLITE SERIES.] Arkell, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100105
type: Concept
is lexicon entry: STOU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3165
equivalence description: [Formerly known as OSMINGTON OOLITE SERIES - Old code was OSS.] Gutmann, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100106
type: Concept
is lexicon entry: STOU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4025
equivalence description: [Formerly known as STOUR FORMATION AND OSMINGTON FORMATION.] Wright, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100107
type: Concept
is lexicon entry: STP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3321
equivalence description: [Formerly known as PISOLITE FACIES.] Gutmann, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100108
type: Concept
is lexicon entry: STP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3322
equivalence description: [Formerly known as PISOLITIC BEDS.] White, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100109
type: Concept
is lexicon entry: STPI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2372
equivalence description: [Formerly known as LICKLE RHYOLITES.] Mitchell, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100110
type: Concept
is lexicon entry: STPI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3999
equivalence description: [Formerly known as STICKLE PIKE MEMBER - Old code was also STPI.] Lithological epithet added [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100111
type: Concept
is lexicon entry: STPTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2517
equivalence description: [Formerly known as LOWER BOULDER CLAY.] Lower unit of a tripartite succession (Hull, 1864) now part of the Stockport Glacigenic Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100112
type: Concept
is lexicon entry: STPTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2882
equivalence description: [Formerly known as MIDDLE SANDS.] Middler unit of a tripartite succession (Hull, 1864) now part of the Stockport Glacigenic Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100113
type: Concept
is lexicon entry: STPTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4336
equivalence description: [Formerly known as UPPER BOULDER CLAY.] Upper unit of a tripartite succession (Hull, 1864) now part of the Stockport Glacigenic Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100114
type: Concept
is lexicon entry: STQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4002
equivalence description: [Formerly known as STIPERSTONES QUARTZITE - Old code was also STQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100115
type: Concept
is lexicon entry: STQS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2571
equivalence description: [Formerly known as LOWER EDAY SANDSTONE - Old code was LED.] On Hoy Island.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100116
type: Concept
is lexicon entry: STRAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3995
equivalence description: [Formerly known as STARAV GRANITE - Old code was also STRAV.] Name considered inappropriate and replaced by Starav Intrusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100117
type: Concept
is lexicon entry: STRK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4639
equivalence description: [Formerly known as WINCHESTER HARDGROUND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100118
type: Concept
is lexicon entry: STRL
has equivalence type: LATRL
has equivalent lexicon entry: LAGL
equivalence description: [Otherwise known as LAIG GORGE LIMESTONE MEMBER.] Probably equivalent to LAGL on Rum (Braley, 1990)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100119
type: Concept
is lexicon entry: STRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3864
equivalence description: [Formerly known as SILICIFIED CHALK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100120
type: Concept
is lexicon entry: STRR
has equivalence type: LATRL
has equivalent lexicon entry: st 794
equivalence description: [Otherwise known as STRATH RORY GROUP.] The term Strath Rory Group is used Onshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100121
type: Concept
is lexicon entry: STRSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 179
equivalence description: [Formerly known as AVON FIFTH TERRACE DEPOSITS.] On BGS sheets 199 and 216 (Barclay et al., 1997; Worssam et al., 1989). See Supplementary Information.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100122
type: Concept
is lexicon entry: STRSG
has equivalence type: OBSLTE
has equivalent lexicon entry: PERT
equivalence description: [Formerly known as PERSHORE SAND AND GRAVEL MEMBER.] These deposits were included in the Pershore Sand and Gravel Member (Terrace 5) of previous accounts (see Supplementary Information description).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100123
type: Concept
is lexicon entry: STRU
has equivalence type: LATRL
has equivalent lexicon entry: st 796
equivalence description: [Otherwise known as STRUIE FORMATION.] The name Struie Formation is used Offshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100124
type: Concept
is lexicon entry: STSL
has equivalence type: LATRL
has equivalent lexicon entry: SHIN
equivalence description: [Otherwise known as SHINNEL FORMATION.] Stobo Slates is a local facies of the Shinnel Formation {Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100125
type: Concept
is lexicon entry: STT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3854
equivalence description: [Formerly known as SHOTHOUSE SPRING TUFF.] Smith et al., 1967; Aitkenhead et al., 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100126
type: Concept
is lexicon entry: STUD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3979
equivalence description: [Formerly known as ST TUDWAL'S GROUP - Old code was STGP.] Name/rank/code made Obsolete in favour of St Tudwal's Formation [STUD].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100127
type: Concept
is lexicon entry: STUD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3980
equivalence description: [Formerly known as ST TUDWAL'S SANDSTONE.] Nicholas, T C, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100128
type: Concept
is lexicon entry: STW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4024
equivalence description: [Formerly known as STORNOWAY BEDS - Old code was also STW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100129
type: Concept
is lexicon entry: SUBMB
has equivalence type: LATRL
has equivalent lexicon entry: MTMB
equivalence description: [Otherwise known as MALTBY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100130
type: Concept
is lexicon entry: SUDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3923
equivalence description: [Formerly known as SOUTHERN UPLANDS DRIFT GROUP - Old code was also SUDR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100131
type: Concept
is lexicon entry: SUHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 991
equivalence description: [Formerly known as COBHAM COMMON, FOXHILLS AND EASTHAMSTEAD MEMBERS.] Bowen, 1999

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100132
type: Concept
is lexicon entry: SUHG
has equivalence type: OBSLTE
has equivalent lexicon entry: PLG
equivalence description: [Formerly known as PLATEAU GRAVEL - Old code was PLG.] Osbourne White, 1909

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100133
type: Concept
is lexicon entry: SUHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4075
equivalence description: [Formerly known as SURREY HILL GRAVEL - Old code was also SUHG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100134
type: Concept
is lexicon entry: SUHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4076
equivalence description: [Formerly known as SURREY HILL GRAVEL (NINTH TERRACE) - Old code was also SUHG.] Ellison and Williamson, 1999

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100135
type: Concept
is lexicon entry: SUIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4057
equivalence description: [Formerly known as SUISGILL SEMI-PELITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100136
type: Concept
is lexicon entry: SUM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1258
equivalence description: [Formerly known as DIDYMOGRAPTUS SHALES.] Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100137
type: Concept
is lexicon entry: SUM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1259
equivalence description: [Formerly known as DIDYMOGRAPTUS SUPERSTES MUDSTONES - Old code was also SUM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100138
type: Concept
is lexicon entry: SUMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100139
type: Concept
is lexicon entry: SUNC
has equivalence type: LATRL
has equivalent lexicon entry: st 803
equivalence description: [Otherwise known as SUN VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100140
type: Concept
is lexicon entry: SUNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2472
equivalence description: [Formerly known as LOGIE HEAD MEMBER.] Considered it to be a faulted repetition of the Logie Head Member of the Cullen Quartzite Formation (Read, H H, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100141
type: Concept
is lexicon entry: SUNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4064
equivalence description: [Formerly known as SUNNYSIDE FELDSPATHIC PSAMMITES.] Stephenson, D, et al, 1993, named it "Sunnyside Feldspathic Psammites" and included it in the Findlater Flag Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100142
type: Concept
is lexicon entry: SUNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4065
equivalence description: [Formerly known as SUNNYSIDE SANDSTONE MEMBER - Old code was also SUNS.] Lithological epithet changed to "Psammite" (D Gould, 16-06-2000).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100143
type: Concept
is lexicon entry: SUPD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4066
equivalence description: [Formerly known as SUPERFICIAL DEPOSITS (UNDIFFERENTIATED).] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100144
type: Concept
is lexicon entry: SUPNM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4067
equivalence description: [Formerly known as SUPERFICIAL DEPOSITS NOT MAPPED [FOR DIGITAL MAP USE ONLY] - Old code was also SUPNM.] Wording revised to remove confusion about the use of the term and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100145
type: Concept
is lexicon entry: SUPOF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3122
equivalence description: [Formerly known as OFFSHORE SUPERFICIAL DEPOSITS NOT MAPPED [FOR DIGITAL MAP USE ONLY] - Old code was also SUPOF.] Wording revised to remove confusion about the use of the term and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100146
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1510
equivalence description: [Formerly known as EYNSHAM GRAVEL + STANTON HARCOURT GRAVEL.] Briggs et al, 1985

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100147
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3797
equivalence description: [Formerly known as SECOND OR SUMMERTOWN-RADLEY TERRACE DEPOSITS.] Harries, 1977; Corser, 1978, 1981a, b.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100148
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3800
equivalence description: [Formerly known as SECOND TERRACE DEPOSITS.] BGS Maps, Robson, 1975, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100149
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3806
equivalence description: [Formerly known as SECOND, 20-FOOT OR OXFORD TERRACE DEPOSITS.] Pocock, 1908.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100150
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4059
equivalence description: [Formerly known as SUMMERTOWN-RADLEY FORMATION.] Bridgland, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100151
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4060
equivalence description: [Formerly known as SUMMERTOWN-RADLEY MEMBER - Old code was also SURA.] Dines in Richardson, 1946; Arkell, 1947 a, b.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100152
type: Concept
is lexicon entry: SURA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4061
equivalence description: [Formerly known as SUMMERTOWN-RADLEY TERRACE DEPOSITS.] Sandford, 1924; Sandford in Pringle, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100153
type: Concept
is lexicon entry: SUS
has equivalence type: LATRL
has equivalent lexicon entry: CORL
equivalence description: [Otherwise known as CORBRIDGE LIMESTONE.] Correlative in Northumberland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100154
type: Concept
is lexicon entry: SUS
has equivalence type: LATRL
has equivalent lexicon entry: FSML
equivalence description: [Otherwise known as FELTON ST MARY'S LIMESTONE.] Correlative in the Rothbury area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100155
type: Concept
is lexicon entry: SUTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 632
equivalence description: [Formerly known as BRORA SHALE FORMATION.] Jurassic sedimantary rocks (Geological sheets 103,94,95 of Scotland);See Helmsdale (103E) and Golspie(103W) Provisional sheets.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100156
type: Concept
is lexicon entry: SUTH
has equivalence type: OBSLTE
has equivalent lexicon entry: CYK
equivalence description: [Formerly known as CLYNEKIRKTON SANDSTONE FORMATION - Old code was CYK.] Jurassic sedimentary rocks (Geological sheets 103,94,95 of Scotland);see Helmsdale(103E) and Golspie(103W)Provisional sheets.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100157
type: Concept
is lexicon entry: SUTH
has equivalence type: OBSLTE
has equivalent lexicon entry: st 275
equivalence description: [Formerly known as DUNROBIN BAY FORMATION - Old code was DRB.] Jurassic sedimentary rocks (Geological sheets 103,94,95 of Scotland);see Helmsdale(103E) and Golspie(103W) Provisional sheets.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100158
type: Concept
is lexicon entry: SUTH
has equivalence type: OBSLTE
has equivalent lexicon entry: HBB
equivalence description: [Formerly known as HELMSDALE BOULDER BEDS FORMATION.] Jurassic sedimentary rocks (Geological sheets 103,94,95 of Scotland);see Helmsdale(103E) and Golspie(103W) Provisional sheets.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100159
type: Concept
is lexicon entry: SUTI
has equivalence type: LATRL
has equivalent lexicon entry: st 253
equivalence description: [Otherwise known as DEARG MEMBER.] Dearg Member of the Dalcharn Formation of Sutherland in Bowen (1999)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100160
type: Concept
is lexicon entry: SUTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1230
equivalence description: [Formerly known as DEARG TILL FORMATION.] Incorporating the Dearg Till Formation of Walker et al, (1992) at the Dalcharn Interglacial site.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100161
type: Concept
is lexicon entry: SUTN
has equivalence type: OBSLTE
has equivalent lexicon entry: BSA
equivalence description: [Formerly known as BLOWN SAND - Old code was BSA.] Harrogate Sheet 62.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100162
type: Concept
is lexicon entry: SUTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4080
equivalence description: [Formerly known as SUTTON BLOWN SAND FORMATION - Old code was also SUTN.] Early name, subsequently revised prior to extensive use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100163
type: Concept
is lexicon entry: SUTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4081
equivalence description: [Formerly known as SUTTON FORMATION - Old code was also SUTN.] Initial name, subsequently revised prior to extensive use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100164
type: Concept
is lexicon entry: PYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2607
equivalence description: [Formerly known as LOWER LIAS MARLS.] In part: Kellaway and Wilson, 1941.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100165
type: Concept
is lexicon entry: PYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2609
equivalence description: [Formerly known as LOWER LIAS SHALES.] Duff and others, 1985

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100166
type: Concept
is lexicon entry: PYCO
has equivalence type: LATRL
has equivalent lexicon entry: st 664
equivalence description: [Otherwise known as POTTERY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100167
type: Concept
is lexicon entry: PYCO
has equivalence type: LATRL
has equivalent lexicon entry: st 771
equivalence description: [Otherwise known as SOD COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100168
type: Concept
is lexicon entry: PYCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3385
equivalence description: [Formerly known as POTTERY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100169
type: Concept
is lexicon entry: PYDN
has equivalence type: LATRL
has equivalent lexicon entry: st 631
equivalence description: [Otherwise known as PANTYDARREN BEDS.] Barclay, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100170
type: Concept
is lexicon entry: PYDN
has equivalence type: LATRL
has equivalent lexicon entry: st 632
equivalence description: [Otherwise known as PANTYDARREN FORMATION.] Alternative spelling of the current name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100171
type: Concept
is lexicon entry: PYDN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 335
equivalence description: [Formerly known as BED 3.] George, 1954, p.288.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100172
type: Concept
is lexicon entry: PYF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3430
equivalence description: [Formerly known as PUSEY FLAGS - Old code was also PYF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100173
type: Concept
is lexicon entry: PYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3253
equivalence description: [Formerly known as PEN Y GELLI GRIT - Old code was also PYG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100174
type: Concept
is lexicon entry: PYGA
has equivalence type: LATRL
has equivalent lexicon entry: st 867
equivalence description: [Otherwise known as UPPER BASIC VOLCANIC GROUP..] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100175
type: Concept
is lexicon entry: PYL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3348
equivalence description: [Formerly known as PLYMOUTH LIMESTONE.] (Ussher, W A E, 1907) (Taylor, P W, 1951).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100176
type: Concept
is lexicon entry: PYL
has equivalence type: OBSLTE
has equivalent lexicon entry: PYL
equivalence description: [Formerly known as PLYMOUTH LIMESTONE FORMATION.] (Chandler, P and McCall, G J H, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100177
type: Concept
is lexicon entry: PYSM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3278
equivalence description: [Formerly known as PENNYLAND SANDSTONE FORMATION.] Fletcher & Key, 1992; Nirex 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100178
type: Concept
is lexicon entry: PYSMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100179
type: Concept
is lexicon entry: PZS
has equivalence type: LATRL
has equivalent lexicon entry: st 656
equivalence description: [Otherwise known as POLZEATH SLATES.] Gauss and House, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100180
type: Concept
is lexicon entry: PZS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4370
equivalence description: [Formerly known as UPPER DEVONIAN PURPLE AND GREEN SLATES.] Reid, C, et al, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100181
type: Concept
is lexicon entry: QAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4718
equivalence description: [Formerly known as YESNABY SANDSTONE FORMATION.] Name change because of Yesnaby Sandstone Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100182
type: Concept
is lexicon entry: QBMB
has equivalence type: LATRL
has equivalent lexicon entry: SBMB
equivalence description: [Otherwise known as SUBCRENATUM MARINE BAND.] National standard name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100183
type: Concept
is lexicon entry: QBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 660
equivalence description: [Formerly known as BUCKHOLM GRITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100184
type: Concept
is lexicon entry: QBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3445
equivalence description: [Formerly known as QUEENSBURY (BUCKHOLM) GRITS - Old code was also QBY.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100185
type: Concept
is lexicon entry: QBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3447
equivalence description: [Formerly known as QUEENSBURY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100186
type: Concept
is lexicon entry: QH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3442
equivalence description: [Formerly known as QUEEN'S HILL QUARTZITE AND MICA-SCHIST GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100187
type: Concept
is lexicon entry: QHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3433
equivalence description: [Formerly known as QUARREL HILL FLAGS - Old code was also QHF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100188
type: Concept
is lexicon entry: QHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3434
equivalence description: [Formerly known as QUARRY HILL SANDSTONES - Old code was also QHI.] Wilson and Hinxman, 1890, p.27.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100189
type: Concept
is lexicon entry: QMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100190
type: Concept
is lexicon entry: QSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3440
equivalence description: [Formerly known as QUARTZITIC SANDSTONE GROUP - Old code was also QSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100191
type: Concept
is lexicon entry: QUCO
has equivalence type: LATRL
has equivalent lexicon entry: st 681
equivalence description: [Otherwise known as QUARRY VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100192
type: Concept
is lexicon entry: QUCO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 681
equivalence description: [Formerly known as QUARRY VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100193
type: Concept
is lexicon entry: QZC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3435
equivalence description: [Formerly known as QUARTZ CONGLOMERATE - Old code was also QZC.] The term Quartz Conglomerate was originally held in the Dic_Strat dictionary. It was listed as being of Llandovery age, but no details of its geographical location were listed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100194
type: Concept
is lexicon entry: R1A1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2030
equivalence description: [Formerly known as HOMOCERAS MAGISTRORUM MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100195
type: Concept
is lexicon entry: R2A1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3536
equivalence description: [Formerly known as RETICULOCERAS GRACILE MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100196
type: Concept
is lexicon entry: R2B1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3533
equivalence description: [Formerly known as RETICULOCERAS BILINGUE MARINE BAND [R2B1].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100197
type: Concept
is lexicon entry: R2B2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3534
equivalence description: [Formerly known as RETICULOCERAS BILINGUE MARINE BAND [R2B2].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100198
type: Concept
is lexicon entry: R2B3
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3535
equivalence description: [Formerly known as RETICULOCERAS BILINGUE MARINE BAND [R2B3].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100199
type: Concept
is lexicon entry: R2B5
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3537
equivalence description: [Formerly known as RETICULOCERAS METABILINGUE MARINE BAND.] Note also that the obsolete code MBMB was also formerly used to identify this Marine Band.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100200
type: Concept
is lexicon entry: R2C1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3538
equivalence description: [Formerly known as RETICULOCERAS SUPERBILINGUE MARINE BAND - Old code was SPMB.] Note that the current name, Bilinguites superbilinguis was previously used with Lexicon Code BSMB

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100201
type: Concept
is lexicon entry: R2C2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1697
equivalence description: [Formerly known as GASTRIOCERAS SIGMA MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100202
type: Concept
is lexicon entry: RA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3551
equivalence description: [Formerly known as RHONDDA BEDS - Old code was also RA.] Woodland et al., 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100203
type: Concept
is lexicon entry: RA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3552
equivalence description: [Formerly known as RHONDDA FORMATION - Old code was also RA.] Rank revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100204
type: Concept
is lexicon entry: RABK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3463
equivalence description: [Formerly known as RAISE BECK MEMBER - Old code was also RABK.] Lithological epithet added [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100205
type: Concept
is lexicon entry: RAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3454
equivalence description: [Formerly known as RADSTOCK FORMATION - Old code was also RAD.] Kellaway and Welch, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100206
type: Concept
is lexicon entry: RAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3455
equivalence description: [Formerly known as RADSTOCK GROUP - Old code was also RAD.] Kellaway, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100207
type: Concept
is lexicon entry: RADC
has equivalence type: LATRL
has equivalent lexicon entry: st 687
equivalence description: [Otherwise known as RADLEY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100208
type: Concept
is lexicon entry: RADC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3452
equivalence description: [Formerly known as RADLEY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100209
type: Concept
is lexicon entry: RAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2857
equivalence description: [Formerly known as MIDDLE JURASSIC SERIES.] Fox-Strangways, 1892

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100210
type: Concept
is lexicon entry: RAGT
has equivalence type: LATRL
has equivalent lexicon entry: st 287
equivalence description: [Otherwise known as EIGHTEEN INCH COAL.] Of Whaley Bridge.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100211
type: Concept
is lexicon entry: RAGT
has equivalence type: LATRL
has equivalent lexicon entry: st 315
equivalence description: [Otherwise known as FIRST MINE COAL.] Of Hockerly.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100212
type: Concept
is lexicon entry: RAGT
has equivalence type: LATRL
has equivalent lexicon entry: st 488
equivalence description: [Otherwise known as LITTLE COAL.] Of New Mills.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100213
type: Concept
is lexicon entry: RAMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3472
equivalence description: [Formerly known as RAMASAIG GROUP.] Used and commonly mis-spelled as Ramascaig or Ramascraig, by Anderson and Dunham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100214
type: Concept
is lexicon entry: RAMS
has equivalence type: LATRL
has equivalent lexicon entry: st 691
equivalence description: [Otherwise known as RAMS MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100215
type: Concept
is lexicon entry: RAMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3473
equivalence description: [Formerly known as RAMS MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100216
type: Concept
is lexicon entry: RAMS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 691
equivalence description: [Formerly known as RAMS MINE COAL - Old code was also RAMS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100217
type: Concept
is lexicon entry: RASC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3475
equivalence description: [Formerly known as RASCARREL GROUP.] Deegan, 1973

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100218
type: Concept
is lexicon entry: RASC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3476
equivalence description: [Formerly known as RASCARREL SANDSTONE FORMATION - Old code was also RASC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100219
type: Concept
is lexicon entry: RASC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3477
equivalence description: [Formerly known as RASCARREL SANDSTONES AND CONGLOMERATES.] Craig and Nairn, 1956

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100220
type: Concept
is lexicon entry: RB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3489
equivalence description: [Formerly known as READING BEDS - Old code was also RB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100221
type: Concept
is lexicon entry: RBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3629
equivalence description: [Formerly known as ROEBURNDALE FORMATION - Old code was also RBL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100222
type: Concept
is lexicon entry: RBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3631
equivalence description: [Formerly known as ROEBURNDALE GRIT GROUP - Old code was RBG.] Moseley, 1954. Name derived from Roeburndale Grit Group which became Roeburndale Formation (Arthurton, et al, 1988) but usage different:- NB. Previous usage includes unnamed equivalent of Ward's Stone Sandstone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100223
type: Concept
is lexicon entry: RBLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3490
equivalence description: [Formerly known as READING BEDS AND LONDON CLAY [UNDIFFERENTIATED] - Old code was also RBLC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100224
type: Concept
is lexicon entry: RBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3671
equivalence description: [Formerly known as RUBERY SANDSTONE.] Old, et al. 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100225
type: Concept
is lexicon entry: RBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4410
equivalence description: [Formerly known as UPPER LLANDOVERY SANDSTONE - Old code was ULS.] Eastwood and others, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100226
type: Concept
is lexicon entry: RBSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3674
equivalence description: [Formerly known as RUBERY SHALE - Old code was also RBSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100227
type: Concept
is lexicon entry: RBSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4412
equivalence description: [Formerly known as UPPER LLANDOVERY SHALE.] Eastwood and others, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100228
type: Concept
is lexicon entry: RBSM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 426
equivalence description: [Formerly known as BIGHOUSE SANDSTONE FORMATION.] Fletcher & Key, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100229
type: Concept
is lexicon entry: RBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3654
equivalence description: [Formerly known as ROUEN BAY TUFF MEMBER - Old code was also RBT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100230
type: Concept
is lexicon entry: RBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3655
equivalence description: [Formerly known as ROUEN FORMATION.] Armstrong, M and Patterson, I B, 1970. Included within the Rouen Formation (which is not used in this area) of the Crawton Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100231
type: Concept
is lexicon entry: RBVO
has equivalence type: LATRL
has equivalent lexicon entry: st 745
equivalence description: [Otherwise known as SERW FORMATION..] Howells and Smith, 1997; c.f. Zalasiewicz, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100232
type: Concept
is lexicon entry: RBVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3547
equivalence description: [Formerly known as RHIW BACH FORMATION..] Lynas, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100233
type: Concept
is lexicon entry: RBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3672
equivalence description: [Formerly known as RUBERY SANDSTONE AND RUBERY SHALE.] Wills and others, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100234
type: Concept
is lexicon entry: RBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3673
equivalence description: [Formerly known as RUBERY SANDSTONE SERIES.] Butler, 1937

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100235
type: Concept
is lexicon entry: RBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4411
equivalence description: [Formerly known as UPPER LLANDOVERY SANDSTONE AND SHALE.] Eastwood and others, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100236
type: Concept
is lexicon entry: RCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1792
equivalence description: [Formerly known as GOURDON FORMATION.] Previously included in the undivided Gourdon Formation

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100237
type: Concept
is lexicon entry: RCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3622
equivalence description: [Formerly known as ROB'S COVE CONGLOMERATE FORMATION - Old code was also RCC.] Rank revised

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100238
type: Concept
is lexicon entry: RCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2554
equivalence description: [Formerly known as LOWER CRAG.] Bell and Bell, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100239
type: Concept
is lexicon entry: RCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3500
equivalence description: [Formerly known as RED CRAG - Old code was also RCG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100240
type: Concept
is lexicon entry: RCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3501
equivalence description: [Formerly known as RED CRAG MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100241
type: Concept
is lexicon entry: RCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3502
equivalence description: [Formerly known as RED CRAG SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100242
type: Concept
is lexicon entry: RCKC
has equivalence type: LATRL
has equivalent lexicon entry: st 104
equivalence description: [Otherwise known as BIG COAL [IN PART].] The Rock Coal and Little Coal together form the Big Coal.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100243
type: Concept
is lexicon entry: RCLS
has equivalence type: LATRL
has equivalent lexicon entry: N2LS
equivalence description: [Otherwise known as NO.2 MARINE BAND LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100244
type: Concept
is lexicon entry: RCN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3560
equivalence description: [Formerly known as RICCARTON AND RAEBERRY CASTLE BEDS - Old code was RRC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100245
type: Concept
is lexicon entry: RD
has equivalence type: LATRL
has equivalent lexicon entry: st 689
equivalence description: [Otherwise known as RAGLAN MARL FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100246
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 8
equivalence description: [Formerly known as "MENEAGE CRUSH ZONE".] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100247
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1802
equivalence description: [Formerly known as GRAMPOUND GRIT - Old code was GPG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100248
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2812
equivalence description: [Formerly known as MENEAGE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100249
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2813
equivalence description: [Formerly known as MENEAGE OLISTOSTROME - Old code was MENO.] The rocks on the Lizard that were originally referred to the "Meneage Crush Zone" were temporarily referred to as the Meneage Olistostrome but are now believed to be equivalent to the Roseland Breccia Formation of the Mevagissey area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100250
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3641
equivalence description: [Formerly known as ROSELAND AND MENEAGE BRECCIAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100251
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3642
equivalence description: [Formerly known as ROSELAND VOLCANICS - Old code was RSV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100252
type: Concept
is lexicon entry: RDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4502
equivalence description: [Formerly known as VERYAN SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100253
type: Concept
is lexicon entry: RDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3561
equivalence description: [Formerly known as RICHMOND CHERT SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100254
type: Concept
is lexicon entry: RDCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3451
equivalence description: [Formerly known as RADCLIFFE FORMATION - Old code was also RDCF.] Elliott, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100255
type: Concept
is lexicon entry: RDDI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3503
equivalence description: [Formerly known as RED DOWN IRONSAND.] Arkell, 1951.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100256
type: Concept
is lexicon entry: RDDI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3504
equivalence description: [Formerly known as RED DOWN IRONSAND MEMBER - Old code was also RDDI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100257
type: Concept
is lexicon entry: RDDI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3511
equivalence description: [Formerly known as RED SAND IN UPPER CALCAREOUS GRIT.] Arkell, 1941.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100258
type: Concept
is lexicon entry: RDFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3792
equivalence description: [Formerly known as SECOND (WORCESTER) TERRACE OF THE SEVERN.] Worssam et al, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100259
type: Concept
is lexicon entry: RDG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3491
equivalence description: [Formerly known as READYCON DEAN GRIT - Old code was also RDG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100260
type: Concept
is lexicon entry: RDM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3509
equivalence description: [Formerly known as RED MARL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100261
type: Concept
is lexicon entry: RDO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3487
equivalence description: [Formerly known as RAYDALE DOLOMITE - Old code was also RDO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100262
type: Concept
is lexicon entry: RDO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3488
equivalence description: [Formerly known as RAYDALE DOLOMITE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100263
type: Concept
is lexicon entry: RDSG
has equivalence type: LATRL
has equivalent lexicon entry: st 715
equivalence description: [Otherwise known as RINGSTEAD SAND AND GRAVEL.] Bowen (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100264
type: Concept
is lexicon entry: RDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3479
equivalence description: [Formerly known as RAVENSDALE TUFF.] Aitkenhead et al., 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100265
type: Concept
is lexicon entry: REB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3493
equivalence description: [Formerly known as REBECCA GRIT (MEMBER).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100266
type: Concept
is lexicon entry: REBU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3492
equivalence description: [Formerly known as REAY TILL.] Omand, 1973. The term is abandoned as the Reay Diorite is already coded in the Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100267
type: Concept
is lexicon entry: REBU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3522
equivalence description: [Formerly known as REDDISH BROWN GROUND MORAINE.] Peach and Horne, 1881.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100268
type: Concept
is lexicon entry: RECF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2528
equivalence description: [Formerly known as LOWER CALCAREOUS GRIT AND BERKSHIRE OOLITE SERIES.] Of Arkell, 1933; 1947.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100269
type: Concept
is lexicon entry: RECF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3102
equivalence description: [Formerly known as NOTHE FORMATION.] Sensu BGS (see BGS 1:50 000 map 341-342 West Fleet and Weymouth). Combined Nothe Formation and Redcliffe Formation of Wright (1986).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100270
type: Concept
is lexicon entry: RECR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1206
equivalence description: [Formerly known as DALCHARN CRYOTURBATE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100271
type: Concept
is lexicon entry: REDCO
has equivalence type: LATRL
has equivalent lexicon entry: st 367
equivalence description: [Otherwise known as GOLDEN COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100272
type: Concept
is lexicon entry: REDQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2090
equivalence description: [Formerly known as INCLUDED IN DURN HILL QUARTZITE.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100273
type: Concept
is lexicon entry: REDR
has equivalence type: LATRL
has equivalent lexicon entry: st 162
equivalence description: [Otherwise known as CAITHNESS SHELLY TILL.] Informal name

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100274
type: Concept
is lexicon entry: REDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2696
equivalence description: [Formerly known as LYBSTER FORMATION.] Hall and Whittington, 1989 [see also notes under Lithological Description and Geographical Limits.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100275
type: Concept
is lexicon entry: REG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3530
equivalence description: [Formerly known as REST GILL TUFF MEMBER - Old code was also REG.] Formerly inappropriately ranked in the BGS Lexicon. See also Branney et al., 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100276
type: Concept
is lexicon entry: REL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1264
equivalence description: [Formerly known as DINORWIC FORMATION - Old code was DWIC.] Term made obsolete in favour of Red Wharf Limestone Formation [CNW, 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100277
type: Concept
is lexicon entry: REL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3517
equivalence description: [Formerly known as RED WHARF CHERTY LIMESTONE.] BGS, 1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100278
type: Concept
is lexicon entry: REL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3518
equivalence description: [Formerly known as RED WHARF LIMESTONE - Old code was also REL.] Rank epithet now included in name [CNW; 24/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100279
type: Concept
is lexicon entry: REL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4062
equivalence description: [Formerly known as SUMMIT LIMESTONE FORMATION - Old code was SUL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100280
type: Concept
is lexicon entry: REMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4428
equivalence description: [Formerly known as UPPER OLD RED SANDSTONE (PART OF).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100281
type: Concept
is lexicon entry: REN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2335
equivalence description: [Formerly known as LATTERBARROW SANDSTONE.] Eastwood, and others, 1931. Geology of the Whitehaven and Workington district. Memoir of the Geological Survey of England and Wales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100282
type: Concept
is lexicon entry: REP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3527
equivalence description: [Formerly known as REIDH PSAMMITE - Old code was also REP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100283
type: Concept
is lexicon entry: RES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3525
equivalence description: [Formerly known as REDHOUSE SANDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100284
type: Concept
is lexicon entry: RESA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3520
equivalence description: [Formerly known as REDCLIFFE SANDSTONE - Old code was also RESA.] Former informal local usage within the Mercia Mudstone Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100285
type: Concept
is lexicon entry: RESA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3521
equivalence description: [Formerly known as REDCLIFFE SANDSTONE FORMATION - Old code was also RESA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100286
type: Concept
is lexicon entry: RESI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3529
equivalence description: [Formerly known as RESIPOL STRIPED ASSEMBLAGE [FORMATION] - Old code was also RESI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100287
type: Concept
is lexicon entry: REST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2636
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE AND LAVAS - Old code was LORS.] Greig, D C. 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100288
type: Concept
is lexicon entry: RFCO
has equivalence type: LATRL
has equivalent lexicon entry: st 152
equivalence description: [Otherwise known as BRYN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100289
type: Concept
is lexicon entry: RFCO
has equivalence type: LATRL
has equivalent lexicon entry: st 364
equivalence description: [Otherwise known as GNAPIOG COAL.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100290
type: Concept
is lexicon entry: RFMC
has equivalence type: LATRL
has equivalent lexicon entry: st 900
equivalence description: [Otherwise known as WATER COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100291
type: Concept
is lexicon entry: RFSC
has equivalence type: LATRL
has equivalent lexicon entry: st 567
equivalence description: [Otherwise known as MDMC MIDDLETON MAIN COAL (WEST YORKSHIRE).] Correlated unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100292
type: Concept
is lexicon entry: RG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 689
equivalence description: [Formerly known as RAGLAN MARL FORMATION - Old code was also RG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100293
type: Concept
is lexicon entry: RG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3457
equivalence description: [Formerly known as RAGLAN MARL GROUP - Old code was also RG.] Welch and Trotter, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100294
type: Concept
is lexicon entry: RG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3505
equivalence description: [Formerly known as RED DOWNTONIAN - Old code was RD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100295
type: Concept
is lexicon entry: RGTB
has equivalence type: LATRL
has equivalent lexicon entry: st 743
equivalence description: [Otherwise known as SELHAM IRONSHOT SANDS.] The two units are lateral equivalents.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100296
type: Concept
is lexicon entry: RGTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2330
equivalence description: [Formerly known as LATERAL EQUIVALENT OF SELHAM IRONSHOT SANDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100297
type: Concept
is lexicon entry: RGTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3403
equivalence description: [Formerly known as PREVIOUSLY PART OF SANDGATE BEDS (UNDIFFERENTIATED).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100298
type: Concept
is lexicon entry: RGTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3632
equivalence description: [Formerly known as ROGATE BEDS.] Bristow, 1991

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100299
type: Concept
is lexicon entry: RH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3540
equivalence description: [Formerly known as RHAETIC - Old code was also RH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100300
type: Concept
is lexicon entry: RHCO
has equivalence type: LATRL
has equivalent lexicon entry: st 714
equivalence description: [Otherwise known as RICKETS HEAD VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100301
type: Concept
is lexicon entry: RHCO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 714
equivalence description: [Formerly known as RICKETS HEAD VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100302
type: Concept
is lexicon entry: RHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3681
equivalence description: [Formerly known as RUE HILL DOLOMITES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100303
type: Concept
is lexicon entry: RHF
has equivalence type: OBSLTE
has equivalent lexicon entry: st 697
equivalence description: [Formerly known as RED HEAD FORMATION - Old code was also RHF.] Armstrong et al., 1985; Armstrong and Paterson, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100304
type: Concept
is lexicon entry: RHF
has equivalence type: OBSLTE
has equivalent lexicon entry: st 817
equivalence description: [Formerly known as TANNADICE FORMATION.] Equivalent to lower part of Tannadice Formation and to Melgund Formation on north west limb of anticline.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100305
type: Concept
is lexicon entry: RHN
has equivalence type: LATRL
has equivalent lexicon entry: st 214
equivalence description: [Otherwise known as CORVIE GROUP.] Of the Turriff outlier: Probably equivalent to the Rhynie Group

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100306
type: Concept
is lexicon entry: RHN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3133
equivalence description: [Formerly known as OLD RED SANDSTONE OF RHYNIE AND CABRACH OUTLIERS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100307
type: Concept
is lexicon entry: RHO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3507
equivalence description: [Formerly known as RED HILL OOLITE - Old code was also RHO.] Rose and Dunham, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100308
type: Concept
is lexicon entry: RHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2087
equivalence description: [Formerly known as INCLUDED IN 'BROCKRAM'.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100309
type: Concept
is lexicon entry: RHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1196
equivalence description: [Formerly known as CWMSYMLOG FORMATION - Old code was CSF.] A junior synonym, now considered obsolete due to the priority of the term Rhayader Mudstones.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100310
type: Concept
is lexicon entry: RHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3542
equivalence description: [Formerly known as RHAYADER PALE SHALES FORMATION - Old code was RPSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100311
type: Concept
is lexicon entry: RHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3544
equivalence description: [Formerly known as RHAYADER SHALES - Old code was also RHS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100312
type: Concept
is lexicon entry: RHSG
has equivalence type: LATRL
has equivalent lexicon entry: st 380
equivalence description: [Otherwise known as GREEN MUDSTONES "MEMBER".] Term used informally in the Aberystwyth Memoir.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100313
type: Concept
is lexicon entry: RHWMB
has equivalence type: LATRL
has equivalent lexicon entry: EMMB
equivalence description: [Otherwise known as EDMONDIA MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100314
type: Concept
is lexicon entry: RHYS
has equivalence type: LATRL
has equivalent lexicon entry: RHYS
equivalence description: [Otherwise known as RYHOPE SAND MEMBER.] Of the Sunderland Formation of Thomas (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100315
type: Concept
is lexicon entry: RHYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3687
equivalence description: [Formerly known as RYHOPE SANDS.] Smith, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100316
type: Concept
is lexicon entry: RI
has equivalence type: LATRL
has equivalent lexicon entry: st 234
equivalence description: [Otherwise known as CROSSBASKET IRONSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100317
type: Concept
is lexicon entry: RI
has equivalence type: LATRL
has equivalent lexicon entry: st 688
equivalence description: [Otherwise known as RAESGILL CLAY IRONSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100318
type: Concept
is lexicon entry: RIBMB
has equivalence type: LATRL
has equivalent lexicon entry: CAMB
equivalence description: [Otherwise known as CAMBRIENSE MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100319
type: Concept
is lexicon entry: RIBV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1599
equivalence description: [Formerly known as FLUVIAL PARTS OF SWETTENHAM AND LYTHAM FORMATIONS..] Bowen. 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100320
type: Concept
is lexicon entry: RID
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 430
equivalence description: [Formerly known as BINCOMBE MUDSTONE MEMBER.] Westhead, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100321
type: Concept
is lexicon entry: RIDG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4384
equivalence description: [Formerly known as UPPER GLACIAL SERIES.] Kelly, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100322
type: Concept
is lexicon entry: RIDG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4583
equivalence description: [Formerly known as WESTERN DRIFT.] Constituant of the pre-Devensian "Western Drift" of the Birmingham region.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100323
type: Concept
is lexicon entry: PBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3711
equivalence description: [Formerly known as SANDGATE BEDS.] Previously treated as an undifferentiated part of the Sandgate Beds.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100324
type: Concept
is lexicon entry: PBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3250
equivalence description: [Formerly known as PEN BWLCH TUFF - Old code was also PBT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100325
type: Concept
is lexicon entry: PBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3251
equivalence description: [Formerly known as PEN BWLCH TUFF FORMATION - Old code was also PBT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100326
type: Concept
is lexicon entry: PBTI
has equivalence type: LATRL
has equivalent lexicon entry: st 658
equivalence description: [Otherwise known as PORT BEAG MEMBER.] of the Lewis Formation of Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100327
type: Concept
is lexicon entry: PBV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 404
equivalence description: [Formerly known as BENTON SERIES.] Strahan et al., 1914.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100328
type: Concept
is lexicon entry: PBV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 405
equivalence description: [Formerly known as BENTON VOLCANIC SERIES - Old code was also PBV.] Strahan et al., 1914.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100329
type: Concept
is lexicon entry: PCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 228
equivalence description: [Formerly known as BALLYCASTLE WHITE LIMESTONE (LOWER PART).] Wood, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100330
type: Concept
is lexicon entry: PCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3360
equivalence description: [Formerly known as PORT CALLIAGH CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100331
type: Concept
is lexicon entry: PCE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3354
equivalence description: [Formerly known as PONT-CEUNANT ASH - Old code was also PCE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100332
type: Concept
is lexicon entry: PCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3808
equivalence description: [Formerly known as SEDGWICKI SHALES.] Lapworth, 1882. Quarterly Journal of the Geological Society, Vol.38, p.537-666.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100333
type: Concept
is lexicon entry: PCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3380
equivalence description: [Formerly known as PORTSDOWN CHALK MEMBER - Old code was also PCK.] Rank elevated to Formation as part of new Upper Cretaceous stratigraphical framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100334
type: Concept
is lexicon entry: PCL
has equivalence type: LATRL
has equivalent lexicon entry: st 99
equivalence description: [Otherwise known as BELLING LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100335
type: Concept
is lexicon entry: PCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3408
equivalence description: [Formerly known as PRODUCTIVE COAL MEASURES - Old code was LMCM.] Whitehead and Pocock, 1947.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100336
type: Concept
is lexicon entry: PCMB
has equivalence type: LATRL
has equivalent lexicon entry: SBMB
equivalence description: [Otherwise known as SUBCRENATUM MARINE BAND.] National standard name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100337
type: Concept
is lexicon entry: PCRC
has equivalence type: LATRL
has equivalent lexicon entry: st 342
equivalence description: [Otherwise known as FURNACE COAL.] Possible correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100338
type: Concept
is lexicon entry: PCSS
has equivalence type: LATRL
has equivalent lexicon entry: st 832
equivalence description: [Otherwise known as TOP COAL ((ROTHBURY AREA).] Alternative name, not coded, to avoid confusion with coals of similar name elsewhere,

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100339
type: Concept
is lexicon entry: PDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3232
equivalence description: [Formerly known as PATHHEAD BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100340
type: Concept
is lexicon entry: PDH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2637
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE LAVAS.] Mykura, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100341
type: Concept
is lexicon entry: PDL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 646
equivalence description: [Formerly known as PENDLESIDE LIMESTONE - Old code was also PDL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100342
type: Concept
is lexicon entry: PDO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2375
equivalence description: [Formerly known as LIGHT OOLITE.] Robertson, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100343
type: Concept
is lexicon entry: PDO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2421
equivalence description: [Formerly known as LLANDYFAN LIMESTONE.] In part - the Penderyn Oolite Member equates with the lower, ooidal part of the Llandyfan Limestone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100344
type: Concept
is lexicon entry: PDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3183
equivalence description: [Formerly known as PADARN IGNIMBRITE - Old code was ACPR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100345
type: Concept
is lexicon entry: PDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3184
equivalence description: [Formerly known as PADARN RHYOLITE - Old code was ACPR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100346
type: Concept
is lexicon entry: PDW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 305
equivalence description: [Formerly known as BASEMENT BEDS FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100347
type: Concept
is lexicon entry: PEB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3283
equivalence description: [Formerly known as PENTAMERUS BEDS - Old code was also PEB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100348
type: Concept
is lexicon entry: PECH
has equivalence type: OBSLTE
has equivalent lexicon entry: st 182
equivalence description: [Formerly known as CHERT BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100349
type: Concept
is lexicon entry: PECH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1898
equivalence description: [Formerly known as HALKYN FORMATION - Old code was HAF.] Part of the former Halkyn Formation is now placed within the Pentre Chert Formation in appropriate areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100350
type: Concept
is lexicon entry: PED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3621
equivalence description: [Formerly known as ROAD UCHAF FORMATION.] Kokelaar and others, 1985. Journal of the Geological Society, Vol.142.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100351
type: Concept
is lexicon entry: PED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4145
equivalence description: [Formerly known as TETRAGRAPTUS SHALES - Old code was TESH.] Hicks, 1875.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100352
type: Concept
is lexicon entry: PEE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3376
equivalence description: [Formerly known as PORTREE SHALE.] On old maps.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100353
type: Concept
is lexicon entry: PEG
has equivalence type: LATRL
has equivalent lexicon entry: st 254
equivalence description: [Otherwise known as DENBIGH GRITS (NOW FORMATION).] Penstrowed Grits Formation is a local and subjective synonym of the Denbigh Grits Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100354
type: Concept
is lexicon entry: PEG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1240
equivalence description: [Formerly known as DENBIGHSHIRE GRITS AND SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100355
type: Concept
is lexicon entry: PELC
has equivalence type: LATRL
has equivalent lexicon entry: st 643
equivalence description: [Otherwise known as PELAW MEMBER.] Of the Sunderland Formation (Thomas, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100356
type: Concept
is lexicon entry: PELC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3247
equivalence description: [Formerly known as PELAW CLAY - Old code was also PELC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100357
type: Concept
is lexicon entry: PELC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 870
equivalence description: [Formerly known as UPPER CLAYS.] Units was formerly included as part of the Upper Clays of Smith (1998).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100358
type: Concept
is lexicon entry: PEMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 960
equivalence description: [Formerly known as CLIFTON DOWN GROUP - Old code was CDGP.] Rocks formerly assigned to various formal and informal units withing this "Group" are now assigned to various components of the Pembroke Limestone Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100359
type: Concept
is lexicon entry: PEMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2718
equivalence description: [Formerly known as MAIN LIMESTONE GROUP - Old code was MNLS.] Dixey and Sibly, 1918. Rocks formerly covered by this obsolete term are now part of the Pembroke Limestone Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100360
type: Concept
is lexicon entry: PENDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 591
equivalence description: [Formerly known as BRENNAND GRIT FORMATION (LANCASTER DISTRICT).] Brandon, 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100361
type: Concept
is lexicon entry: PENDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3260
equivalence description: [Formerly known as PENDLE GRIT FORMATION (LANCASTER DISTRICT).] Brandon, 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100362
type: Concept
is lexicon entry: PENDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3890
equivalence description: [Formerly known as SKIPTON MOOR GRIT GROUP (BRADFORD DISTRICT).] Stephens et al., 1953.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100363
type: Concept
is lexicon entry: PENO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2393
equivalence description: [Formerly known as LINOPRODUCTUS OOLITE.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100364
type: Concept
is lexicon entry: PENS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3275
equivalence description: [Formerly known as PENNARD SANDS - Old code was PNS.] Kellaway and Wilson, 1941; Bristow and Westhead, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100365
type: Concept
is lexicon entry: PEP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1645
equivalence description: [Formerly known as FRIAR WADDON MEMBER.] Westhead, R K, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100366
type: Concept
is lexicon entry: PEP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4453
equivalence description: [Formerly known as UPPER PURBECK BEDS - Old code was UPB.] The entire "Upper Purbeck Beds" sequence now lies within the Peveril Point Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100367
type: Concept
is lexicon entry: PEPH
has equivalence type: LATRL
has equivalent lexicon entry: st 43
equivalence description: [Otherwise known as ARDRISHAIG PHYLLITES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100368
type: Concept
is lexicon entry: PEPH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3361
equivalence description: [Formerly known as PORT ELLEN PHYLLITE - Old code was DBPE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100369
type: Concept
is lexicon entry: PEPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4132
equivalence description: [Formerly known as TEIRW BEDS.] The Pen Plaenau Siltstone Formation correlates with the lower part of the Teirw Beds of Groom and Lake, 1908.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100370
type: Concept
is lexicon entry: PER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3185
equivalence description: [Formerly known as PADDY END MEMBER - Old code was also PER.] Lithological epithet reintroduced [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100371
type: Concept
is lexicon entry: PER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3186
equivalence description: [Formerly known as PADDY END RHYOLITE.] Mitchell, 1940.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100372
type: Concept
is lexicon entry: PERT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 180
equivalence description: [Formerly known as AVON FIFTH TERRACE [DEPOSITS].] Worssam et al., 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100373
type: Concept
is lexicon entry: PERT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1551
equivalence description: [Formerly known as FIFTH OR PERSHORE TERRACE [DEPOSITS].] Barclay et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100374
type: Concept
is lexicon entry: PERT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1553
equivalence description: [Formerly known as FIFTH TERRACE [DEPOSITS].] Williams and Whittaker, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100375
type: Concept
is lexicon entry: PERT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3050
equivalence description: [Formerly known as NO 5 TERRACE [DEPOSITS].] Tomlinson. 1925, Whitehead, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100376
type: Concept
is lexicon entry: PERT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3299
equivalence description: [Formerly known as PERSHORE MEMBER - Old code was also PERT.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100377
type: Concept
is lexicon entry: PERT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3300
equivalence description: [Formerly known as PERSHORE TERRACE DEPOSITS (WARWICKSHIRE AVON) - Old code was also PERT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100378
type: Concept
is lexicon entry: PES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3270
equivalence description: [Formerly known as PENNANT FORMATION (FOREST OF DEAN) - Old code was PNNT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100379
type: Concept
is lexicon entry: PES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3271
equivalence description: [Formerly known as PENNANT GROUP (SOUTH WALES) - Old code was PTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100380
type: Concept
is lexicon entry: PES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3272
equivalence description: [Formerly known as PENNANT MEASURES.] Part of the Pennant Measures sensu Woodland et al., 1957, is now represented by the Pennant Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100381
type: Concept
is lexicon entry: PES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3273
equivalence description: [Formerly known as PENNANT SANDSTONE GROUP - Old code was also PES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100382
type: Concept
is lexicon entry: PES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3274
equivalence description: [Formerly known as PENNANT SANDSTONES - Old code was also PES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100383
type: Concept
is lexicon entry: PESG
has equivalence type: LATRL
has equivalent lexicon entry: st 650
equivalence description: [Otherwise known as PETERLEE MEMBER.] Of the East Durham Formation of Thomas (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100384
type: Concept
is lexicon entry: PESG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2882
equivalence description: [Formerly known as MIDDLE SANDS.] Of Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100385
type: Concept
is lexicon entry: PESG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 650
equivalence description: [Formerly known as PETERLEE MEMBER.] Of the East Durham Formation of Thomas (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100386
type: Concept
is lexicon entry: PESG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3301
equivalence description: [Formerly known as PETERLEE SANDS.] Of Francis, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100387
type: Concept
is lexicon entry: PESH
has equivalence type: LATRL
has equivalent lexicon entry: st 258
equivalence description: [Otherwise known as DIPTON BURN MARINE BEDS.] Carruthers and Robertson, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100388
type: Concept
is lexicon entry: PET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2640
equivalence description: [Formerly known as LOWER OXFORD CLAY - Old code was LOXC.] Callomon, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100389
type: Concept
is lexicon entry: PET1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3569
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 1 (PETROCKSTOW) - Old code was also PET1.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100390
type: Concept
is lexicon entry: PET2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3579
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 2 (PETROCKSTOW) - Old code was also PET2.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100391
type: Concept
is lexicon entry: PET3
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3588
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 3 (PETROCKSTOW) - Old code was also PET3.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100392
type: Concept
is lexicon entry: PET4
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3598
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 4 (PETROCKSTOW) - Old code was also PET4.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100393
type: Concept
is lexicon entry: PET5
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3603
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 5 (PETROCKSTOW) - Old code was also PET5.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100394
type: Concept
is lexicon entry: PETR1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3569
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 1 (PETROCKSTOW) - Old code was PET1.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100395
type: Concept
is lexicon entry: PEVA
has equivalence type: LATRL
has equivalent lexicon entry: ABE
equivalence description: [Otherwise known as A-BED EVAPORITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100396
type: Concept
is lexicon entry: PEVB
has equivalence type: LATRL
has equivalent lexicon entry: BBE
equivalence description: [Otherwise known as B-BED EVAPORITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100397
type: Concept
is lexicon entry: PEVC
has equivalence type: LATRL
has equivalent lexicon entry: CBE
equivalence description: [Otherwise known as C-BED EVAPORITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100398
type: Concept
is lexicon entry: PEVD
has equivalence type: LATRL
has equivalent lexicon entry: DBE
equivalence description: [Otherwise known as D-BED EVAPORITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100399
type: Concept
is lexicon entry: PFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3277
equivalence description: [Formerly known as PENNY FARM GILL DOLOMITE FORMATION - Old code was also PFD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100400
type: Concept
is lexicon entry: PFIUC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1624
equivalence description: [Formerly known as FOURTEEN INCH UNDER COAL - Old code was FINUC.] For a short time the bed was coded as Fourteen Inch Under Coal. This term is incorrect in the Glasgow area and the full name Possil Fourteen Inch Under Coal should be used.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100401
type: Concept
is lexicon entry: PFLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Strahan et al, 1914

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100402
type: Concept
is lexicon entry: PFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2883
equivalence description: [Formerly known as MIDDLE SANDS AND GRAVELS.] sensu Trotter and Hollingworth, 1932.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100403
type: Concept
is lexicon entry: PG
has equivalence type: LATRL
has equivalent lexicon entry: st 294
equivalence description: [Otherwise known as EQUIVALENT TO PENDLE TOP GRIT..] Moseley,1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100404
type: Concept
is lexicon entry: PG
has equivalence type: LATRL
has equivalent lexicon entry: st 295
equivalence description: [Otherwise known as EQUIVALENT TO SKIPTON MOOR GRIT..] of the Bradford district.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100405
type: Concept
is lexicon entry: PG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3259
equivalence description: [Formerly known as PENDLE GRIT FORMATION - Old code was also PG.] Rank reduced to Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100406
type: Concept
is lexicon entry: PG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3261
equivalence description: [Formerly known as PENDLE GRITS - Old code was also PG.] Name first used by R H.Tiddeman on the one-inch old series Sheet 92SE.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100407
type: Concept
is lexicon entry: PGA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3256
equivalence description: [Formerly known as PEN-Y-GADER VOLCANIC GROUP.] Cox, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100408
type: Concept
is lexicon entry: PGA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4333
equivalence description: [Formerly known as UPPER BASIC (VOLCANIC) GROUP.] Cox and Wells, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100409
type: Concept
is lexicon entry: PGC
has equivalence type: LATRL
has equivalent lexicon entry: st 579
equivalence description: [Otherwise known as MIDDLETON LITTLE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100410
type: Concept
is lexicon entry: PGCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3390
equivalence description: [Formerly known as POWGAVIE CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100411
type: Concept
is lexicon entry: PGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3252
equivalence description: [Formerly known as PEN Y GARNEDD LIMESTONE - Old code was also PGD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100412
type: Concept
is lexicon entry: PGLS
has equivalence type: LATRL
has equivalent lexicon entry: HHLS
equivalence description: [Otherwise known as HOLLYBUSH LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100413
type: Concept
is lexicon entry: PGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3227
equivalence description: [Formerly known as PASSAGE GROUP - Old code was also PGP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100414
type: Concept
is lexicon entry: PGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3254
equivalence description: [Formerly known as PEN Y GRAIG ASH.] Groom, T. and Lake, P. 1908. Wedd et al., 1929; Brenchley, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100415
type: Concept
is lexicon entry: PGTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2094
equivalence description: [Formerly known as INDIGO BOULDER CLAY.] of Jamieson, 1906.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100416
type: Concept
is lexicon entry: PGTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3325
equivalence description: [Formerly known as PITLURG FARM TILL - Old code was also PGTI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100417
type: Concept
is lexicon entry: PGU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3194
equivalence description: [Formerly known as PALEOGENE (UNDIFFERENTIATED) - Old code was also PGU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100418
type: Concept
is lexicon entry: PHBL
has equivalence type: LATRL
has equivalent lexicon entry: FOL
equivalence description: [Otherwise known as FOODEN LIMESTONE.] Possible correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100419
type: Concept
is lexicon entry: PHG
has equivalence type: LATRL
has equivalent lexicon entry: MGG
equivalence description: [Otherwise known as MIDGLEY GRIT.] Probable correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100420
type: Concept
is lexicon entry: PHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3307
equivalence description: [Formerly known as PHYNIS SHALES - Old code was also PHS.] Parkinson, 1936.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100421
type: Concept
is lexicon entry: PHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2952
equivalence description: [Formerly known as MOTTLED SHALE OF DOG CRAG TYPE.] Mathieson, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100422
type: Concept
is lexicon entry: PHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3351
equivalence description: [Formerly known as PO HOUSE TUFFS.] (Mathieson, N A, 1987)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100423
type: Concept
is lexicon entry: PIBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3396
equivalence description: [Formerly known as PRE-GLACIAL RAISED BEACH.] The named unit forms part of the deposits formerly included under this terminology.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100424
type: Concept
is lexicon entry: PIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3323
equivalence description: [Formerly known as PISTYLL GWYN MUDSTONES MEMBER - Old code was also PIG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100425
type: Concept
is lexicon entry: PILK
has equivalence type: LATRL
has equivalent lexicon entry: st 652
equivalence description: [Otherwise known as PILKEN COAL.] The preferred spelling is uncertain.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100426
type: Concept
is lexicon entry: PIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3315
equivalence description: [Formerly known as PINBAIN FORMATION - Old code was also PIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100427
type: Concept
is lexicon entry: PKE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 219
equivalence description: [Formerly known as BALLANTRAE BRECCIA FORMATION.] Brookfield, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100428
type: Concept
is lexicon entry: PKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1162
equivalence description: [Formerly known as CROSSPODIA SHALES AND PENKILL FLAGS.] (Lapworth, 1882)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100429
type: Concept
is lexicon entry: PKL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3200
equivalence description: [Formerly known as PARK LIMESTONE - Old code was also PKL.] Rose and Dunham, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100430
type: Concept
is lexicon entry: PKLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 780
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100431
type: Concept
is lexicon entry: PKPL
has equivalence type: LATRL
has equivalent lexicon entry: LYCL
equivalence description: [Otherwise known as LYNECROOK LIMESTONE.] Possible correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100432
type: Concept
is lexicon entry: PKPL
has equivalence type: LATRL
has equivalent lexicon entry: st 912
equivalence description: [Otherwise known as WHITEHOLME LIMESTONE.] Possible correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100433
type: Concept
is lexicon entry: PKSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4336
equivalence description: [Formerly known as UPPER BOULDER CLAY.] Equivalent to part of the Upper Boulder Clay of Eastwood et al, 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100434
type: Concept
is lexicon entry: PL
has equivalence type: LATRL
has equivalent lexicon entry: st 660
equivalence description: [Otherwise known as PORTLAND FORMATION.] Portland Group is equivalent to Portland Formation of Horton et al, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100435
type: Concept
is lexicon entry: PL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3369
equivalence description: [Formerly known as PORTLAND BEDS - Old code was also PL.] Damon, 1860.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100436
type: Concept
is lexicon entry: PL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 660
equivalence description: [Formerly known as PORTLAND FORMATION.] Horton et al, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100437
type: Concept
is lexicon entry: PL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3371
equivalence description: [Formerly known as PORTLAND ROCKS.] Blake, 1880.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100438
type: Concept
is lexicon entry: PL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3374
equivalence description: [Formerly known as PORTLAND STRATA.] Fitton, 1836.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100439
type: Concept
is lexicon entry: PLAC
has equivalence type: LATRL
has equivalent lexicon entry: st 100
equivalence description: [Otherwise known as BELLINGHAM COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100440
type: Concept
is lexicon entry: PLBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4336
equivalence description: [Formerly known as UPPER BOULDER CLAY.] sensu Trotter and Hollingworth, 1932.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100441
type: Concept
is lexicon entry: PLCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2543
equivalence description: [Formerly known as LOWER COAL MEASURES - Old code was LCM.] England and Wales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100442
type: Concept
is lexicon entry: PLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3248
equivalence description: [Formerly known as PELDAR-TYPE PORPHYROID.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100443
type: Concept
is lexicon entry: PLDL
has equivalence type: LATRL
has equivalent lexicon entry: LCRT
equivalence description: [Otherwise known as LOW CARRITETH LIMESTONE.] Probable correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100444
type: Concept
is lexicon entry: PLDL
has equivalence type: LATRL
has equivalent lexicon entry: NL
equivalence description: [Otherwise known as NAWORTH LIMESTONE.] Probable correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100445
type: Concept
is lexicon entry: PLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3333
equivalence description: [Formerly known as PLANTINHEAD FLAGS.] Lamont, 1935.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100446
type: Concept
is lexicon entry: PLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3334
equivalence description: [Formerly known as PLANTINHEAD FORMATION - Old code was also PLF.] Status changed to Member, Fortey et al., 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100447
type: Concept
is lexicon entry: PLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3394
equivalence description: [Formerly known as POWLEY'S HILL MEMBER - Old code was also PLH.] Lithological epithet added [D Millward] 07/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100448
type: Concept
is lexicon entry: PLM
has equivalence type: LATRL
has equivalent lexicon entry: st 655
equivalence description: [Otherwise known as PLODDER MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100449
type: Concept
is lexicon entry: PLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3346
equivalence description: [Formerly known as PLODDER MINE - Old code was also PLM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100450
type: Concept
is lexicon entry: PLMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 378
equivalence description: [Formerly known as BELEMNITE MARLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100451
type: Concept
is lexicon entry: PLMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1589
equivalence description: [Formerly known as FLIXTON MEMBER.] see Jeans (1980)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100452
type: Concept
is lexicon entry: PLMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3341
equivalence description: [Formerly known as PLENUS MARL - Old code was PLNM.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100453
type: Concept
is lexicon entry: PLMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3342
equivalence description: [Formerly known as PLENUS MARLS - Old code was also PLMA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100454
type: Concept
is lexicon entry: PLMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4497
equivalence description: [Formerly known as VARIEGATED BEDS.] Wood and Mortimore (1995)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100455
type: Concept
is lexicon entry: PLMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4498
equivalence description: [Formerly known as VARIEGATED BEDS (LOWER PRT).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100456
type: Concept
is lexicon entry: PLND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3369
equivalence description: [Formerly known as PORTLAND BEDS.] Some early workers included sands now included in the Kimmeridge Clay in the Portland Beds. Horton et al., 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100457
type: Concept
is lexicon entry: PLNM
has equivalence type: LATRL
has equivalent lexicon entry: PLMA
equivalence description: [Otherwise known as PLENUS MARLS MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100458
type: Concept
is lexicon entry: PLPD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4321
equivalence description: [Formerly known as UNNAMED DACITE.] Worssam et al, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100459
type: Concept
is lexicon entry: PLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3372
equivalence description: [Formerly known as PORTLAND SAND - Old code was also PLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100460
type: Concept
is lexicon entry: PLSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2883
equivalence description: [Formerly known as MIDDLE SANDS AND GRAVELS.] sensu Trotter and Hollingworth, 1932.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100461
type: Concept
is lexicon entry: PLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Ussher. 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100462
type: Concept
is lexicon entry: PLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3310
equivalence description: [Formerly known as PILTON BEDS - Old code was also PLT.] Hall. 1867.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100463
type: Concept
is lexicon entry: PLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3312
equivalence description: [Formerly known as PILTON SHALES - Old code was also PLT.] Edmonds et al. 1979

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100464
type: Concept
is lexicon entry: PLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3314
equivalence description: [Formerly known as PILTON SHALES FORMATION - Old code was also PLT.] Minor revision of lithological epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100465
type: Concept
is lexicon entry: PLWF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 684
equivalence description: [Formerly known as BUNTER PEBBLE BEDS - Old code was BNP.] (Locally)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100466
type: Concept
is lexicon entry: PLWS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3343
equivalence description: [Formerly known as PLEWLANDS FORMATION.] Walton, E.K. 1965. "in" Craig, G Y. (Editor). The Geology of Scotland: Lower Palaeozoic rocks, 161-227.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100467
type: Concept
is lexicon entry: PLY
has equivalence type: LATRL
has equivalent lexicon entry: st 134
equivalence description: [Otherwise known as BOTTOM OF BROOMHILL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100468
type: Concept
is lexicon entry: PLY
has equivalence type: LATRL
has equivalent lexicon entry: st 473
equivalence description: [Otherwise known as L.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100469
type: Concept
is lexicon entry: PLYNT
has equivalence type: LATRL
has equivalent lexicon entry: st 495
equivalence description: [Otherwise known as LLANMADOC MEMBER.] Bowen, 1999

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100470
type: Concept
is lexicon entry: PLYNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 855
equivalence description: [Formerly known as CENTRAL WALES DRIFT.] Bowen, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100471
type: Concept
is lexicon entry: PLYNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1440
equivalence description: [Formerly known as ELENID FORMATION.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100472
type: Concept
is lexicon entry: PLYNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4559
equivalence description: [Formerly known as WELSH TILL.] British Geological Survey.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100473
type: Concept
is lexicon entry: PMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3328
equivalence description: [Formerly known as PITTENWEEM BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100474
type: Concept
is lexicon entry: PMCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2836
equivalence description: [Formerly known as MIDDLE COAL MEASURES FORMATION - Old code was MCM.] Central and northern England, and North Wales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100475
type: Concept
is lexicon entry: PMN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3266
equivalence description: [Formerly known as PENMAEN FORMATION - Old code was also PMN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100476
type: Concept
is lexicon entry: PMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 208
equivalence description: [Formerly known as BALCLATCHIE BEDS.] Part of the Balclatchie Beds of Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100477
type: Concept
is lexicon entry: PMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 211
equivalence description: [Formerly known as BALCLATCHIE MUDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100478
type: Concept
is lexicon entry: PMSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3419
equivalence description: [Formerly known as PUMPHERSTON SHALE - Old code was also PMSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100479
type: Concept
is lexicon entry: PMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3365
equivalence description: [Formerly known as PORTH MEUDWY BEDS - Old code was also PMU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100480
type: Concept
is lexicon entry: PMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3366
equivalence description: [Formerly known as PORTH MEUDWY MEMBER.] Beckly, 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100481
type: Concept
is lexicon entry: PMV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2662
equivalence description: [Formerly known as LOWER RHYOLITIC DIVISION.] Thomas and Thomas, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100482
type: Concept
is lexicon entry: PN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2645
equivalence description: [Formerly known as LOWER PEBIDIAN (UNDIFFERENTIATED) - Old code was PVL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100483
type: Concept
is lexicon entry: PN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3242
equivalence description: [Formerly known as PEBIDIAN VOLCANIC COMPLEX - Old code was PVL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100484
type: Concept
is lexicon entry: PN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3243
equivalence description: [Formerly known as PEBIDIAN VOLCANIC COMPLEX (UNDIFFERENTIATED) - Old code was PVL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100485
type: Concept
is lexicon entry: PN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3244
equivalence description: [Formerly known as PEBIDIAN VOLCANIC SERIES - Old code was PV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100486
type: Concept
is lexicon entry: PNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3317
equivalence description: [Formerly known as PINSTANE CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100487
type: Concept
is lexicon entry: PNDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2648
equivalence description: [Formerly known as LOWER PENDLESIDE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100488
type: Concept
is lexicon entry: PNDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3259
equivalence description: [Formerly known as PENDLE GRIT FORMATION - Old code was PG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100489
type: Concept
is lexicon entry: PNDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3263
equivalence description: [Formerly known as PENDLESIDE SANDSTONES MEMBER - Old code was also PNDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100490
type: Concept
is lexicon entry: PNDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4445
equivalence description: [Formerly known as UPPER PENDLESIDE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100491
type: Concept
is lexicon entry: PNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2661
equivalence description: [Formerly known as LOWER RHAETIC - Old code was LRRH.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100492
type: Concept
is lexicon entry: PNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3540
equivalence description: [Formerly known as RHAETIC - Old code was RH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100493
type: Concept
is lexicon entry: PNKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3316
equivalence description: [Formerly known as PINSKEY GILL BEDS - Old code was also PNKG.] Garwood, 1913.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100494
type: Concept
is lexicon entry: PNLS
has equivalence type: LATRL
has equivalent lexicon entry: GGL
equivalence description: [Otherwise known as GREENGATE WELL LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100495
type: Concept
is lexicon entry: PNMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4282
equivalence description: [Formerly known as TWYFORD BEDS.] These "beds" are now included within the Penarth Group Marginal Facies. Warrington et al., 1980; Horton et al., 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100496
type: Concept
is lexicon entry: PNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 338
equivalence description: [Formerly known as BED 4.] (Geological Survey Memoir Sheet 96, 1923)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100497
type: Concept
is lexicon entry: PNO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1203
equivalence description: [Formerly known as DAILLY SERIES.] Lapworth, 1882

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100498
type: Concept
is lexicon entry: PNO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3043
equivalence description: [Formerly known as NEWLANDS SERIES.] Lapworth, 1882

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100499
type: Concept
is lexicon entry: PNR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3281
equivalence description: [Formerly known as PENRHOS SLATES - Old code was PESL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100500
type: Concept
is lexicon entry: PNT
has equivalence type: LATRL
has equivalent lexicon entry: st 391
equivalence description: [Otherwise known as GWERN GOF TUFF.] Possible but not definite equivalence.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100501
type: Concept
is lexicon entry: PNWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2847
equivalence description: [Formerly known as MIDDLE DIBUNOPHYLLUM LIMESTONES.] Robertson, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100502
type: Concept
is lexicon entry: PO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3367
equivalence description: [Formerly known as PORTHKERRY FORMATION - Old code was also PO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100503
type: Concept
is lexicon entry: POAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1804
equivalence description: [Formerly known as GRAMSCATHO BEDS.] (Hendriks, E M L, 1931-1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100504
type: Concept
is lexicon entry: POBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4101
equivalence description: [Formerly known as TANG SANDSTONE FORMATION.] The Member equates with the upper part of the Tang Sandstone Formation of Fletcher and Key, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100506
type: Concept
is lexicon entry: POCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 898
equivalence description: [Formerly known as CHERTY BEDS.] This is the upper part of the Portland Chert Member on the Isle of Portland, overlying the Basal Shell Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100507
type: Concept
is lexicon entry: POCKG
has equivalence type: OBSLTE
has equivalent lexicon entry: OLSG
equivalence description: [Formerly known as OLDER LITTORAL SAND AND GRAVEL.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100508
type: Concept
is lexicon entry: POCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3362
equivalence description: [Formerly known as PORTENCROSS BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100509
type: Concept
is lexicon entry: POCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3363
equivalence description: [Formerly known as PORTENCROSS FORMATION - Old code was also POCR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100510
type: Concept
is lexicon entry: POFR
has equivalence type: OBSLTE
has equivalent lexicon entry: st 339
equivalence description: [Formerly known as FREESTONE SERIES - Old code was FRES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100511
type: Concept
is lexicon entry: POG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3387
equivalence description: [Formerly known as POTTS GHYLL FORMATION - Old code was also POG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100512
type: Concept
is lexicon entry: POHY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3188
equivalence description: [Formerly known as PALAGONITIC TUFFS AND PLANT BEDS.] Anderson and Dunham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100513
type: Concept
is lexicon entry: POL
has equivalence type: LATRL
has equivalent lexicon entry: st 657
equivalence description: [Otherwise known as PORCELLANOUS BED.] Alternative spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100514
type: Concept
is lexicon entry: POLG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2791
equivalence description: [Formerly known as MEADFOOT BEDS - Old code was MDT.] (Part thereof).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100515
type: Concept
is lexicon entry: PONR
has equivalence type: LATRL
has equivalent lexicon entry: NEWR
equivalence description: [Otherwise known as NEWSTEAD ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100516
type: Concept
is lexicon entry: POOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2567
equivalence description: [Formerly known as LOWER DIVISION.] Of the Bagshot Beds (cf White, 1917). See also Pipe-Clay Division

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100517
type: Concept
is lexicon entry: POOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3320
equivalence description: [Formerly known as PIPE-CLAY DIVISION.] Of the Bagshot Beds (cf White, 1917). See also Lower Division.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100518
type: Concept
is lexicon entry: POPP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1601
equivalence description: [Formerly known as FLUVIO-GLACIAL SAND AND GRAVEL.] none

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100519
type: Concept
is lexicon entry: POPP
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] none

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100520
type: Concept
is lexicon entry: POPP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3357
equivalence description: [Formerly known as POPPLETON GLACIOFLUVIAL FORMATION - Old code was also POPP.] Simple revision of Rank within new framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100521
type: Concept
is lexicon entry: POPP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3699
equivalence description: [Formerly known as SAND AND GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100522
type: Concept
is lexicon entry: PORK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3381
equivalence description: [Formerly known as PORTSKERRA FORMATION - Old code was also PORK.] Term originally used on the Reay sheet. The lithological epithet is added in line with usage on the adjacent Badenloch sheet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100523
type: Concept
is lexicon entry: PORO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1514
equivalence description: [Formerly known as FALMOUTH BEDS - Old code was FAB.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100524
type: Concept
is lexicon entry: PORO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1515
equivalence description: [Formerly known as FALMOUTH SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100525
type: Concept
is lexicon entry: PORO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1801
equivalence description: [Formerly known as GRAMPOUND AND PROBUS SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100526
type: Concept
is lexicon entry: PORO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2586
equivalence description: [Formerly known as LOWER GRAMSCATHO BEDS - Old code was LGRO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100527
type: Concept
is lexicon entry: PORO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3378
equivalence description: [Formerly known as PORTSCATHO BEDS - Old code was PTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100528
type: Concept
is lexicon entry: PORO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3379
equivalence description: [Formerly known as PORTSCATHO SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100529
type: Concept
is lexicon entry: POS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3929
equivalence description: [Formerly known as SPARA BRIDGE FORMATION.] Chesher, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100530
type: Concept
is lexicon entry: POSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3372
equivalence description: [Formerly known as PORTLAND SAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100531
type: Concept
is lexicon entry: POSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3391
equivalence description: [Formerly known as POWILLIMOUNT BEDS - Old code was POW.] Craig, 1956; Deegan, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100532
type: Concept
is lexicon entry: POSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3392
equivalence description: [Formerly known as POWILLIMOUNT MEMBER - Old code was also POSD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100533
type: Concept
is lexicon entry: POSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3393
equivalence description: [Formerly known as POWILLIMOUNT SANDSTONE FORMATION - Old code was also POSD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100534
type: Concept
is lexicon entry: POSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3355
equivalence description: [Formerly known as PONTESFORD SHALES - Old code was also POSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100535
type: Concept
is lexicon entry: POST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3373
equivalence description: [Formerly known as PORTLAND STONE - Old code was PLST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100536
type: Concept
is lexicon entry: POWMB
has equivalence type: LATRL
has equivalent lexicon entry: MTMB
equivalence description: [Otherwise known as MALTBY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100537
type: Concept
is lexicon entry: POWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2252
equivalence description: [Formerly known as KIRKHILL BASAL SAND/KIRKHILL GRAVEL.] Connell, Hall and Romans. 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100538
type: Concept
is lexicon entry: POWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2266
equivalence description: [Formerly known as KIRKHILL LOWER SAND AND GRAVEL/KIRKHILL GRAVEL.] Connell and Hall. 1987; Hall and Connell,. 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100539
type: Concept
is lexicon entry: POWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3326
equivalence description: [Formerly known as PITSCOW MEMBER.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100540
type: Concept
is lexicon entry: POWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: POWSG
equivalence description: [Formerly known as PITSCOW SAND AND GRAVEL FORMATION.] Merritt, Connell, and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100541
type: Concept
is lexicon entry: PPCO
has equivalence type: LATRL
has equivalent lexicon entry: st 467
equivalence description: [Otherwise known as KINGS COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100542
type: Concept
is lexicon entry: PPF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1781
equivalence description: [Formerly known as GLENWHAN FORMATION - Old code was GLWH.] Glenwhan Formation is a redundant junior synonym of Portpatrick Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100543
type: Concept
is lexicon entry: PPF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3375
equivalence description: [Formerly known as PORTPATRICK GROUP.] (Kelling, 1961)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100544
type: Concept
is lexicon entry: PPF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3749
equivalence description: [Formerly known as SCAR FORMATION - Old code was SCAR.] Scar Formation is a redundant junior synonym of Portpatrick Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100545
type: Concept
is lexicon entry: PPGC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3345
equivalence description: [Formerly known as PLIOCENE-PLEISTOCENE GRAVELS AND CRAGS (UNDIFFERENTIATED) - Old code was also PPGC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100546
type: Concept
is lexicon entry: PPR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3318
equivalence description: [Formerly known as PIPE ROCK - Old code was also PPR.] Lapworth 1883

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100547
type: Concept
is lexicon entry: PPR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3319
equivalence description: [Formerly known as PIPE ROCK FORMATION.] Johnson and Mykura, 1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100548
type: Concept
is lexicon entry: PPR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4457
equivalence description: [Formerly known as UPPER QUARTZITE PIPE-ROCK OR PIPED QUARTZITE.] Peach et al., 1907

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100549
type: Concept
is lexicon entry: PPTMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100550
type: Concept
is lexicon entry: PQL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3237
equivalence description: [Formerly known as PEACH QUARRY LIMESTONE.] Earp et al., 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100551
type: Concept
is lexicon entry: PRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 781
equivalence description: [Formerly known as CARDIASTERT BEDS.] Wood in Wilson, 1972

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100552
type: Concept
is lexicon entry: PRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1833
equivalence description: [Formerly known as GREEN BEDS.] Manning et al., 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100553
type: Concept
is lexicon entry: PRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3377
equivalence description: [Formerly known as PORTRUSH CHALK.] Fletcher, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100554
type: Concept
is lexicon entry: PRC
has equivalence type: OBSLTE
has equivalent lexicon entry: PRC
equivalence description: [Formerly known as PORTRUSH CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100555
type: Concept
is lexicon entry: PRHA
has equivalence type: LATRL
has equivalent lexicon entry: PRSA
equivalence description: [Otherwise known as PREESALL HALITE MEMBER.] Equivalent to the Preesall Halite Member of western Lanacashire (Howard et al., 2008).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100556
type: Concept
is lexicon entry: PRHM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3405
equivalence description: [Formerly known as PRIMROSE HILL GNEISSES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100557
type: Concept
is lexicon entry: PRHM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3406
equivalence description: [Formerly known as PRIMROSE HILL GRANITE.] Thorpe, R S, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100558
type: Concept
is lexicon entry: PRIS
has equivalence type: LATRL
has equivalent lexicon entry: st 644
equivalence description: [Otherwise known as PELEW CLAY.] These beds are part of the Pelew Clay.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100559
type: Concept
is lexicon entry: PRIS
has equivalence type: LATRL
has equivalent lexicon entry: st 870
equivalence description: [Otherwise known as UPPER CLAYS.] Smith, 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100560
type: Concept
is lexicon entry: PRIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3407
equivalence description: [Formerly known as PRISMATIC CLAY.] Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100561
type: Concept
is lexicon entry: PRK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3348
equivalence description: [Formerly known as PLYMOUTH LIMESTONE.] (Part of Plymouth Limestone).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100562
type: Concept
is lexicon entry: PRMB
has equivalence type: LATRL
has equivalent lexicon entry: SFMB
equivalence description: [Otherwise known as SHAFTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100563
type: Concept
is lexicon entry: PRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3625
equivalence description: [Formerly known as ROCH RHYOLITIC SERIES - Old code was also PRR.] Thomas and Cox, 1924.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100564
type: Concept
is lexicon entry: PRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4248
equivalence description: [Formerly known as TREFGARN RHYOLITIC SERIES.] Thomas and Jones, 1912.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100565
type: Concept
is lexicon entry: PRS
has equivalence type: OBSLTE
has equivalent lexicon entry: PRS
equivalence description: [Formerly known as PURPLE SANDSTONE MEMBER.] Equivalent to the Purple Sandstone Member plus the Basal Breccia Member of Armstrong, M, Donovan, R N and Paterson, I B, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100566
type: Concept
is lexicon entry: PRSA
has equivalence type: LATRL
has equivalent lexicon entry: st 669
equivalence description: [Otherwise known as PREESALL HALITE FORMATION.] Equivalent to Preesall Halite Formation of the East Irish Sea Basin (Jackson et al., 1997)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100567
type: Concept
is lexicon entry: PRSA
has equivalence type: OBSLTE
has equivalent lexicon entry: st 669
equivalence description: [Formerly known as PREESALL HALITE FORMATION - Old code was also PRSA.] Warrington et al., 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100568
type: Concept
is lexicon entry: PRSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3399
equivalence description: [Formerly known as PREESALL SALT.] Evans, 1970; Wilson, 1990; Wilson and Evans, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100569
type: Concept
is lexicon entry: PSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3400
equivalence description: [Formerly known as PREN-TEG GRIT.] Shackleton, 1959.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100570
type: Concept
is lexicon entry: PSGU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3340
equivalence description: [Formerly known as PLEISTOCENE SANDS AND GRAVELS (UNDIFFERENTIATED) - Old code was also PSGU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100571
type: Concept
is lexicon entry: PSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3427
equivalence description: [Formerly known as PURLEY SHALES - Old code was also PSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100572
type: Concept
is lexicon entry: PSKA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 285
equivalence description: [Formerly known as BASAL CONGLOMERATE.] BGS, 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100573
type: Concept
is lexicon entry: PSND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1742
equivalence description: [Formerly known as GLAUCONITIC BEDS.] Sensu lato [ but some early workers included sands now included in the Kimmeridge Clay in the Portland Sand - see Horton et al., 1995].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100574
type: Concept
is lexicon entry: PSND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3372
equivalence description: [Formerly known as PORTLAND SAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100575
type: Concept
is lexicon entry: PSND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4416
equivalence description: [Formerly known as UPPER LYDITE BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100576
type: Concept
is lexicon entry: PSR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3356
equivalence description: [Formerly known as POOLSCAR MEMBER - Old code was also PSR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100577
type: Concept
is lexicon entry: PSTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3373
equivalence description: [Formerly known as PORTLAND STONE.] Also known in terms of its named components (see lithology).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100578
type: Concept
is lexicon entry: PSTT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 20
equivalence description: [Formerly known as 1ST TERRACE DEPOSITS (RIVER SEVERN).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100579
type: Concept
is lexicon entry: PSTT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2498
equivalence description: [Formerly known as LOW POWER STATION TERRACE.] (Mitchell, G H, et al, 1962).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100580
type: Concept
is lexicon entry: PSTT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3388
equivalence description: [Formerly known as POWER HOUSE MEMBER.] (Maddy, D, et al, 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100581
type: Concept
is lexicon entry: PSTT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3389
equivalence description: [Formerly known as POWER STATION TERRACE.] (Wills, L J, 1958).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100582
type: Concept
is lexicon entry: PSV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2871
equivalence description: [Formerly known as MIDDLE OLD RED SANDSTONE VOLCANIC ROCKS AND SEDIMENTS OF PAPA STOUR.] Mykura and Phemister, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100583
type: Concept
is lexicon entry: PT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3329
equivalence description: [Formerly known as PITTS HEAD "TUFFS".] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100584
type: Concept
is lexicon entry: PTLS
has equivalence type: LATRL
has equivalent lexicon entry: HHL
equivalence description: [Otherwise known as HILLHOUSE LIMESTONE.] Computer Code HHL

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100585
type: Concept
is lexicon entry: PTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2413
equivalence description: [Formerly known as LLANBEDROG MUDSTONE.] Matley, 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100586
type: Concept
is lexicon entry: PTS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3269
equivalence description: [Formerly known as PENNANT "SERIES" - Old code was also PTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100587
type: Concept
is lexicon entry: PTSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4438
equivalence description: [Formerly known as UPPER PART OF PORTSOY GROUP.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100588
type: Concept
is lexicon entry: PTY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3339
equivalence description: [Formerly known as PLATYSCHISMA BED (NOW OBSOLETE: USE PTY) - Old code was PAB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100589
type: Concept
is lexicon entry: PUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3415
equivalence description: [Formerly known as PUBLOW FORMATION.] Kellaway & Welch, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100590
type: Concept
is lexicon entry: PUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3416
equivalence description: [Formerly known as PUBLOW GROUP - Old code was also PUB.] Kellaway, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100591
type: Concept
is lexicon entry: PUL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3417
equivalence description: [Formerly known as PULSFORD LIMESTONE - Old code was also PUL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100592
type: Concept
is lexicon entry: PUL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3418
equivalence description: [Formerly known as PULSFORD LIMESTONE FORMATION - Old code was also PUL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100593
type: Concept
is lexicon entry: PUS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3429
equivalence description: [Formerly known as PURPLE SHALES (OF SHROPSHIRE) - Old code was also PUS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100594
type: Concept
is lexicon entry: PVC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 734
equivalence description: [Formerly known as CAERBWDY SERIES.] Green, 1908.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100595
type: Concept
is lexicon entry: PVL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2646
equivalence description: [Formerly known as LOWER PEBIDIAN [UNDIFFERENTIATED] - Old code was also PVL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100596
type: Concept
is lexicon entry: PVL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3242
equivalence description: [Formerly known as PEBIDIAN VOLCANIC COMPLEX - Old code was also PVL.] Pharaoh and Gibbons, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100597
type: Concept
is lexicon entry: PVP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3280
equivalence description: [Formerly known as PENRHIW SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100598
type: Concept
is lexicon entry: PVR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3474
equivalence description: [Formerly known as RAMSEY SOUND SERIES - Old code was also PVR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100599
type: Concept
is lexicon entry: PVT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4250
equivalence description: [Formerly known as TREGINNIS SERIES - Old code was also PVT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100600
type: Concept
is lexicon entry: PWB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3302
equivalence description: [Formerly known as PETHERWIN BEDS - Old code was also PWB.] (Reid et al. 1911); (Sedgewick and Murchison, 1840).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100601
type: Concept
is lexicon entry: PWER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2853
equivalence description: [Formerly known as MIDDLE GRAMSCATHO BEDS - Old code was MGRO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100602
type: Concept
is lexicon entry: PWER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4500
equivalence description: [Formerly known as VERYAN BEDS - Old code was VEB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100603
type: Concept
is lexicon entry: PWER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4501
equivalence description: [Formerly known as VERYAN LIMESTONE - Old code was VEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100604
type: Concept
is lexicon entry: PWER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4502
equivalence description: [Formerly known as VERYAN SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100605
type: Concept
is lexicon entry: PWG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3382
equivalence description: [Formerly known as PORTWAY GROUP - Old code was also PWG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100606
type: Concept
is lexicon entry: PWTMB
has equivalence type: LATRL
has equivalent lexicon entry: CAMB
equivalence description: [Otherwise known as CAMBRIENSE MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100607
type: Concept
is lexicon entry: NIAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3024
equivalence description: [Formerly known as NEW INN MEMBER AND AILSTONE MEMBER (UNDIFFERENTIATED) (WARWICKSHIRE AVON) - Old code was also NIAT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100608
type: Concept
is lexicon entry: NIN
has equivalence type: LATRL
has equivalent lexicon entry: st 768
equivalence description: [Otherwise known as SLATE COAL.] Locally in Warwickshire Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100609
type: Concept
is lexicon entry: NIT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 184
equivalence description: [Formerly known as AVON THIRD TERRACE DEPOSITS.] Worssam et al., 1989; Old et al., 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100610
type: Concept
is lexicon entry: NIT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3023
equivalence description: [Formerly known as NEW INN MEMBER - Old code was also NIT.] Bowen, 1999; Maddy et al., 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100611
type: Concept
is lexicon entry: NIT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3025
equivalence description: [Formerly known as NEW INN TERRACE DEPOSITS (WARWICKSHIRE AVON) - Old code was also NIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100612
type: Concept
is lexicon entry: NIT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3054
equivalence description: [Formerly known as NO.3 TERRACE DEPOSITS.] Shotton, 1953; Tomlinson, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100613
type: Concept
is lexicon entry: NIT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4171
equivalence description: [Formerly known as THIRD TERRACE DEPOSITS.] Williams and Whittaker, 1974. Edmonds et al, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100614
type: Concept
is lexicon entry: NJAC
has equivalence type: LATRL
has equivalent lexicon entry: st 606
equivalence description: [Otherwise known as NEW JET AMBER MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100615
type: Concept
is lexicon entry: NJAC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3026
equivalence description: [Formerly known as NEW JET AMBER MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100616
type: Concept
is lexicon entry: NK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3884
equivalence description: [Formerly known as SKERRIES GROUP - Old code was also NK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100617
type: Concept
is lexicon entry: NKSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3883
equivalence description: [Formerly known as SKERRIES GRIT FORMATION - Old code was also NKSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100618
type: Concept
is lexicon entry: NLM
has equivalence type: LATRL
has equivalent lexicon entry: st 450
equivalence description: [Otherwise known as K.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100619
type: Concept
is lexicon entry: NLM
has equivalence type: LATRL
has equivalent lexicon entry: st 673
equivalence description: [Otherwise known as PRINCESS COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100620
type: Concept
is lexicon entry: NLM
has equivalence type: LATRL
has equivalent lexicon entry: st 840
equivalence description: [Otherwise known as TOP OF BROOMHILL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100621
type: Concept
is lexicon entry: NMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2923
equivalence description: [Formerly known as MONA GNEISSES - Old code was also NMG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100622
type: Concept
is lexicon entry: NMVN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3088
equivalence description: [Formerly known as NORTHMAVEN COMPLEX.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100623
type: Concept
is lexicon entry: NN1C
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3032
equivalence description: [Formerly known as NEWBURY NO.1 VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100624
type: Concept
is lexicon entry: NN2C
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3033
equivalence description: [Formerly known as NEWBURY NO.2 VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100625
type: Concept
is lexicon entry: NNLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3016
equivalence description: [Formerly known as NEILSTON LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100626
type: Concept
is lexicon entry: NNNMB
has equivalence type: LATRL
has equivalent lexicon entry: st 26
equivalence description: [Otherwise known as AEGIRANUM MARINR BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100627
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1569
equivalence description: [Formerly known as FIRST NORTHMOOR TERRACE DEPOSITS.] Harries, 1977; Corser, 1978, 1981, a, b.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100628
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1570
equivalence description: [Formerly known as FIRST OR 10 FOOT TERRACE.] Pocock, 1908.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100629
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1573
equivalence description: [Formerly known as FIRST TERRACE DEPOSITS.] BGS maps; Robson, 1975, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100630
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1574
equivalence description: [Formerly known as FIRST TERRACE DEPOSITS OR FLOODPLAIN GRAVELS PLUS SUNK CHANNEL.] Sandford, 1924; Sandford in Pringle, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100631
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1593
equivalence description: [Formerly known as FLOODPLAIN TERRACE DEPOSITS.] Briggs et al., 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100632
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1594
equivalence description: [Formerly known as FLOODPLAIN TERRACE DEPOSITS + SUBMERGED CHANNEL.] Dines in Richardson, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100633
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1595
equivalence description: [Formerly known as FLOODPLAIN TERRANCE DEPOSITS PLUS BURIED CHANNEL.] Arkell, 1947a, b.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100634
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3089
equivalence description: [Formerly known as NORTHMOOR MEMBER - Old code was also NO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100635
type: Concept
is lexicon entry: NO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3092
equivalence description: [Formerly known as NORTHMOOR [GRAVEL] FORMATION.] Bridgland, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100636
type: Concept
is lexicon entry: NO1A
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3090
equivalence description: [Formerly known as NORTHMOOR MEMBER, LOWER FACET - Old code was also NO1A.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100637
type: Concept
is lexicon entry: NO1B
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3091
equivalence description: [Formerly known as NORTHMOOR MEMBER, UPPER FACET - Old code was also NO1B.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100638
type: Concept
is lexicon entry: NO5C
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3056
equivalence description: [Formerly known as NO.5 VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100639
type: Concept
is lexicon entry: NO7C
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3057
equivalence description: [Formerly known as NO.7 VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100640
type: Concept
is lexicon entry: NO9C
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3058
equivalence description: [Formerly known as NO.9 VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100641
type: Concept
is lexicon entry: NOE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2125
equivalence description: [Formerly known as JASPER AND GREEN-ROCK SERIES - Old code was JGR.] Barrow, G, 1901.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100642
type: Concept
is lexicon entry: NOG
has equivalence type: LATRL
has equivalent lexicon entry: st 161
equivalence description: [Otherwise known as CADNANT SHALES.] Though formerly considered as being equivalent, the term Cadnant Shales is now superseded by the term Nod Glas Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100643
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 733
equivalence description: [Formerly known as CADNANT SHALE FORMATION - Old code was CDN.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100644
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 161
equivalence description: [Formerly known as CADNANT SHALES - Old code was CDN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100645
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1229
equivalence description: [Formerly known as DDWYRYD SHALES.] Matley, 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100646
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2426
equivalence description: [Formerly known as LLANRYCHWYN SLATES.] Howells et al., 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100647
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3059
equivalence description: [Formerly known as NOD GLAS.] Pugh, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100648
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3060
equivalence description: [Formerly known as NOD GLAS BLACK SHALE - Old code was also NOG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100649
type: Concept
is lexicon entry: NOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3258
equivalence description: [Formerly known as PENARWEL SHALES.] Matley. 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100650
type: Concept
is lexicon entry: NOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3061
equivalence description: [Formerly known as NODULAR BEDS - Old code was NOB.] Butler, 1939

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100651
type: Concept
is lexicon entry: NOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3062
equivalence description: [Formerly known as NODULAR MEMBER.] Cutler and others, 1990

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100652
type: Concept
is lexicon entry: NOMB
has equivalence type: LATRL
has equivalent lexicon entry: AMMB
equivalence description: [Otherwise known as AMALIAE MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100653
type: Concept
is lexicon entry: NOSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3068
equivalence description: [Formerly known as NORDON SLATE FORMATION - Old code was also NOSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100654
type: Concept
is lexicon entry: NOT
has equivalence type: LATRL
has equivalent lexicon entry: CRSG
equivalence description: [Otherwise known as CROSSDALE GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100655
type: Concept
is lexicon entry: NPCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 187
equivalence description: [Formerly known as AYCLIFF MEMBER.] Robinson, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100656
type: Concept
is lexicon entry: NPCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3028
equivalence description: [Formerly known as NEW PIT CHALK MERMBER.] Bristow et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100657
type: Concept
is lexicon entry: NPCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3823
equivalence description: [Formerly known as SHAKESPEAR CLIFF MEMBER.] Upper Part: Robinson, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100658
type: Concept
is lexicon entry: NPCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4394
equivalence description: [Formerly known as UPPER HOLYWELL BEDS AND NEW PIT BEDS.] Mortimore, 1986; Mortimore and Pomerol, 1996.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100659
type: Concept
is lexicon entry: NPEG
has equivalence type: OBSLTE
has equivalent lexicon entry: BOC
equivalence description: [Formerly known as BOULDER CLAY.] BGS maps and memoirs for areas east of the Pennines.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100660
type: Concept
is lexicon entry: NPEG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1478
equivalence description: [Formerly known as ESKER.] BGS maps and memoirs for areas east of the Pennines.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100661
type: Concept
is lexicon entry: NPEG
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] BGS maps and memoirs for areas east of the Pennines.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100662
type: Concept
is lexicon entry: NPEG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1724
equivalence description: [Formerly known as GLACIAL TILL.] BGS maps and memoirs for areas east of the Pennines.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100663
type: Concept
is lexicon entry: NPEG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2937
equivalence description: [Formerly known as MORAINE.] BGS maps and memoirs for areas east of the Pennines.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100664
type: Concept
is lexicon entry: NPM
has equivalence type: LATRL
has equivalent lexicon entry: NYB
equivalence description: [Otherwise known as NANT-Y-BIG FORMATION.] The Nant Pig Mudstone is now included within the Nant-y-Big Formation (Young et al., 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100665
type: Concept
is lexicon entry: NRD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 859
equivalence description: [Formerly known as CERDIC SAND.] 5th Century AD.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100666
type: Concept
is lexicon entry: NRD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 860
equivalence description: [Formerly known as CERDIC SHORE.] 5th Century AD.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100667
type: Concept
is lexicon entry: NRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3029
equivalence description: [Formerly known as NEW RED SANDSTONE SEQUENCE OR SUPERGROUP.] Laming, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100668
type: Concept
is lexicon entry: NRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3030
equivalence description: [Formerly known as NEW RED SANDSTONE SERIES.] Ussher,1906.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100669
type: Concept
is lexicon entry: NRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3012
equivalence description: [Formerly known as NARROW VEIN.] Pugh, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100670
type: Concept
is lexicon entry: NRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3013
equivalence description: [Formerly known as NARROW VEIN FORMATION - Old code was also NRV.] Mudstone epithet added to distinguish unit from mineral veins.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100671
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1272
equivalence description: [Formerly known as DOGGER.] In north Lincolnshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100672
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2119
equivalence description: [Formerly known as IRONSTONE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100673
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 445
equivalence description: [Formerly known as IRONSTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100674
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3081
equivalence description: [Formerly known as NORTHAMPTON IRONSTONE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100675
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3082
equivalence description: [Formerly known as NORTHAMPTON IRONSTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100676
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3083
equivalence description: [Formerly known as NORTHAMPTON SAND - Old code was also NS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100677
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3084
equivalence description: [Formerly known as NORTHAMPTON SAND (LOWER PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100678
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3085
equivalence description: [Formerly known as NORTHAMPTON SAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100679
type: Concept
is lexicon entry: NS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4496
equivalence description: [Formerly known as VARIABLE BEDS OF NORTHAMPTON SAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100680
type: Concept
is lexicon entry: NSBR
has equivalence type: LATRL
has equivalent lexicon entry: st 411
equivalence description: [Otherwise known as HEAVITREE BRECCIA.] Correlative in the Exeter area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100681
type: Concept
is lexicon entry: NSBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3963
equivalence description: [Formerly known as ST CYRES BEDS.] Hutchins, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100682
type: Concept
is lexicon entry: NSBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3964
equivalence description: [Formerly known as ST CYRES BRECCIAS.] Laming, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100683
type: Concept
is lexicon entry: NSCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3076
equivalence description: [Formerly known as NORTH SEA DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100684
type: Concept
is lexicon entry: NSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3076
equivalence description: [Formerly known as NORTH SEA DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100685
type: Concept
is lexicon entry: NSH
has equivalence type: LATRL
has equivalent lexicon entry: NAH
equivalence description: [Otherwise known as NANT HIR FORMATION.] Code NAH.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100686
type: Concept
is lexicon entry: NSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3087
equivalence description: [Formerly known as NORTHHAMPTON SAND IRONSTONE - Old code was also NSI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100687
type: Concept
is lexicon entry: NSK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3073
equivalence description: [Formerly known as NORTH ESK FORMATION - Old code was NES.] Made Obsolete in favour of NSK.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100688
type: Concept
is lexicon entry: NSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3918
equivalence description: [Formerly known as SOUTH STACK GROUP - Old code was also NSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100689
type: Concept
is lexicon entry: NTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 684
equivalence description: [Formerly known as BUNTER PEBBLE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100690
type: Concept
is lexicon entry: NTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3103
equivalence description: [Formerly known as NOTTINGHAM CASTLE FORMATION.] Warrington et al, 1980. "Sandstone" added by Charsley et al, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100691
type: Concept
is lexicon entry: NTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 765
equivalence description: [Formerly known as CAMLO HILL GROUP.] (Part of)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100692
type: Concept
is lexicon entry: NTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3019
equivalence description: [Formerly known as NETHERTON BRECCIA - Old code was also NTN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100693
type: Concept
is lexicon entry: NTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3020
equivalence description: [Formerly known as NETHERTON FORMATION - Old code was also NTN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100694
type: Concept
is lexicon entry: NURS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2585
equivalence description: [Formerly known as LOWER GLACIAL SERIES + LATE-GLACIAL SERIES.] Kelly, 1964

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100695
type: Concept
is lexicon entry: NURS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4583
equivalence description: [Formerly known as WESTERN DRIFT.] The Formation represents part of the pre-Devensian "Western Drift" of the Birmingham Region.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100696
type: Concept
is lexicon entry: NWA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3044
equivalence description: [Formerly known as NEWSIDE ARENITE.] of Rolfe (1960).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100697
type: Concept
is lexicon entry: NWBB
has equivalence type: LATRL
has equivalent lexicon entry: st 365
equivalence description: [Otherwise known as GOAT ISLAND LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100698
type: Concept
is lexicon entry: NWF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3040
equivalence description: [Formerly known as NEWLANDS BEDS - Old code was NWB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100699
type: Concept
is lexicon entry: NWF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3042
equivalence description: [Formerly known as NEWLANDS PENTAMERUS GRITS - Old code was NPG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100700
type: Concept
is lexicon entry: NWHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2198
equivalence description: [Formerly known as KEUPER SALIFEROUS BEDS, LOWER - Old code was LKSB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100701
type: Concept
is lexicon entry: NWHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3093
equivalence description: [Formerly known as NORTHWICH HALITE FORMATION - Old code was also NWHF.] Wilson, 1993. See Revision data.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100702
type: Concept
is lexicon entry: NWL
has equivalence type: LATRL
has equivalent lexicon entry: PILS
equivalence description: [Otherwise known as PIGDON LIMESTONE.] Local name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100703
type: Concept
is lexicon entry: NWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 573
equivalence description: [Formerly known as BRAMPTON LOWER FELLTOP LIMESTONE - Old code was BLFL.] This misleading term, which does not equate with the Lower Fell Top Limestone of the Northumberland Trough is considered obsolete and replaced by the correlative Newton Limestone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100704
type: Concept
is lexicon entry: NWO
has equivalence type: LATRL
has equivalent lexicon entry: st 225
equivalence description: [Otherwise known as CREAG MHOR CONGLOMERATE.] Equivalent to Creag Mhor Conglomerate of Arran.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100705
type: Concept
is lexicon entry: NWS
has equivalence type: OBSLTE
has equivalent lexicon entry: COB
equivalence description: [Formerly known as COSHESTON GROUP.] These beds wee formerly included in the Upper Cosheston division of the Cosheston Group (Cantrill et al., 1916).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100706
type: Concept
is lexicon entry: NXCT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 919
equivalence description: [Formerly known as CHURCH BAY TUFF FORMATION - Old code was also NXCT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100707
type: Concept
is lexicon entry: NYB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3003
equivalence description: [Formerly known as NANT PIG MUDSTONES.] Nicholas, T C, 1915. Note that the Nant Pig Mudstone is now considered as part of the Nant-y-Big Formation (Young et al., 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100708
type: Concept
is lexicon entry: NYB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4340
equivalence description: [Formerly known as UPPER CAERED MUDSTONES.] Nicholas, T C, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100709
type: Concept
is lexicon entry: NYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3006
equivalence description: [Formerly known as NANT-YSGOLLEN MUDSTONE FORMATION - Old code was also NYG.] Former mis-spelling in the Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100710
type: Concept
is lexicon entry: NYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3008
equivalence description: [Formerly known as NANT-YSGOLLEN SHALES - Old code was also NYG.] Former mis-spelling in the Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100711
type: Concept
is lexicon entry: NYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3246
equivalence description: [Formerly known as PEGWN MUDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100712
type: Concept
is lexicon entry: NYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4567
equivalence description: [Formerly known as WENLOCK SHALES.] The Nant-ysgollon Mudstone Formation rocks were formerly included as the lower part of the Wenlock Shales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100713
type: Concept
is lexicon entry: NYNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3007
equivalence description: [Formerly known as NANT-YSGOLLEN MUDSTONE FORMATION AND NANTGLYN FLAGS FORMATION (UNDIFFERENTIATED) - Old code was also NYNG.] Former mis-spelling in the lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100714
type: Concept
is lexicon entry: OA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 569
equivalence description: [Formerly known as BRAEMORE SANDSTONE FORMATION - Old code was BRSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100715
type: Concept
is lexicon entry: OA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3170
equivalence description: [Formerly known as OUSDALE ARKOSE - Old code was also OA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100716
type: Concept
is lexicon entry: OAK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2619
equivalence description: [Formerly known as LOWER LUDLOW GRAPTOLITIC SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100717
type: Concept
is lexicon entry: OALEV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1480
equivalence description: [Formerly known as ESTUARINE ALLUVIUM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100718
type: Concept
is lexicon entry: OB
has equivalence type: LATRL
has equivalent lexicon entry: st 879
equivalence description: [Otherwise known as UPPER LIMESTONE SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100719
type: Concept
is lexicon entry: OB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 453
equivalence description: [Formerly known as BLACK LIAS.] Stahan, 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100720
type: Concept
is lexicon entry: OB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 682
equivalence description: [Formerly known as BULLSLAUGHTER LIMESTONE FORMATION - Old code was BULL.] George et al., Term made obsolete [CNW; 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100721
type: Concept
is lexicon entry: OB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3180
equivalence description: [Formerly known as OYSTERMOUTH BEDS - Old code was also OB.] Institute of Geological Sciences, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100722
type: Concept
is lexicon entry: OB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3653
equivalence description: [Formerly known as ROTTONSTONE BEDS.] Geological Survey of Great Britain, 1901.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100723
type: Concept
is lexicon entry: OB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 879
equivalence description: [Formerly known as UPPER LIMESTONE SHALES - Old code was ULSH.] Strahan, 1907. Term made obsolete [CNW; 24/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100724
type: Concept
is lexicon entry: OBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3115
equivalence description: [Formerly known as OBSERVATORY GROUP - Old code was also OBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100725
type: Concept
is lexicon entry: OBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3118
equivalence description: [Formerly known as ODDICOMBE BRECCIA - Old code was also OBR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100726
type: Concept
is lexicon entry: OCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 785
equivalence description: [Formerly known as CAREG-ONEN-BEDS.] Greenly E, et al., 1919; Reedman A J et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100727
type: Concept
is lexicon entry: OCR
has equivalence type: LATRL
has equivalent lexicon entry: CLRK
equivalence description: [Otherwise known as CLIFTON ROCK.] The Clifton Rock of the Huddersfield area occupies the same stratigraphical position.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100728
type: Concept
is lexicon entry: ODT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 873
equivalence description: [Formerly known as CHALKY BOULDER CLAY.] (Clayton, K M, 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100729
type: Concept
is lexicon entry: ODT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3106
equivalence description: [Formerly known as OADBY TILL - Old code was also ODT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100730
type: Concept
is lexicon entry: ODTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3107
equivalence description: [Formerly known as OADBY TILL [LIAS-RICH] - Old code was also ODTL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100731
type: Concept
is lexicon entry: ODTT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3108
equivalence description: [Formerly known as OADBY TILL [TRIAS-RICH] - Old code was also ODTT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100732
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 322
equivalence description: [Formerly known as BEACON HILL ACID GROUP.] Jones, B. 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100733
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2504
equivalence description: [Formerly known as LOWER ACID GROUP.] Cox, A H, 1925; Jones, B. 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100734
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: LAV
equivalence description: [Formerly known as LOWER ACID VOLCANIC GROUP.] Cox, A H and Wells, A K. 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100735
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2980
equivalence description: [Formerly known as MYNYDD GADER VOLCANIC SERIES.] Cox, A H and Wells, A K, 1921.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100736
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2986
equivalence description: [Formerly known as MYNYDD-Y-GADER GROUP.] Cox, A H and Wells, A K, 1916; Cox, A H, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100737
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3559
equivalence description: [Formerly known as RHYOLITIC SERIES AND ASHY SERIES.] which were combined; Lake, P and Reynolds, S H. 1912.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100738
type: Concept
is lexicon entry: OF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4481
equivalence description: [Formerly known as UPPER VOLCANIC SERIES.] Lake, P and Reynolds, S H. 1896.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100739
type: Concept
is lexicon entry: OGCO
has equivalence type: LATRL
has equivalent lexicon entry: st 623
equivalence description: [Otherwise known as OLDHAM GREAT MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100740
type: Concept
is lexicon entry: OGCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3140
equivalence description: [Formerly known as OLDHAM GREAT MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100741
type: Concept
is lexicon entry: OGD
has equivalence type: LATRL
has equivalent lexicon entry: st 201
equivalence description: [Otherwise known as CODDINGTON TILL.] 1:50K sheet 199.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100742
type: Concept
is lexicon entry: OGFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3137
equivalence description: [Formerly known as OLDER GLACIOFLUVIAL DEPOSITS (UNDIFFERENTIATED) - Old code was also OGFD.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100743
type: Concept
is lexicon entry: OGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 32
equivalence description: [Formerly known as ABERCASTLE BEDS - Old code was ACA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100744
type: Concept
is lexicon entry: OGH
has equivalence type: OBSLTE
has equivalent lexicon entry: BRU
equivalence description: [Formerly known as BRUNEL BEDS - Old code was BRU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100745
type: Concept
is lexicon entry: OGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3364
equivalence description: [Formerly known as PORTH GAIN BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100746
type: Concept
is lexicon entry: OH
has equivalence type: LATRL
has equivalent lexicon entry: HWH
equivalence description: [Otherwise known as HARWICH FORMATION.] Used in some areas to include rocks formerly described as Oldhaven Beds.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100747
type: Concept
is lexicon entry: OHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1132
equivalence description: [Formerly known as CRICKMAIL LIMESTONE - Old code was CKL.] George et al., 1976. Name made obsolete [CNW; 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100748
type: Concept
is lexicon entry: OHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2038
equivalence description: [Formerly known as HOTWELLS LIMESTONE FORMATION - Old code was HL.] Kellaway and Welch, 1955. Name made obsolete [RW; 02/01/2004]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100749
type: Concept
is lexicon entry: OHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2422
equivalence description: [Formerly known as LLANDYFAN LIMESTONE FORMATION - Old code was LLB.] Institute of geological Sciences, 1977. Name made obsolete [CNW; 23/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100750
type: Concept
is lexicon entry: OHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2987
equivalence description: [Formerly known as MYNYDD-Y-GARREG LIMESTONE.] George et al., 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100751
type: Concept
is lexicon entry: OHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3286
equivalence description: [Formerly known as PENWYLLT LIMESTONE - Old code was PNWL.] George et al., 1976. Name made obsolete [RW; 30/01/2004].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100752
type: Concept
is lexicon entry: OHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3129
equivalence description: [Formerly known as OLD HYTHE TILL FORMATION - Old code was also OHT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100753
type: Concept
is lexicon entry: OHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4476
equivalence description: [Formerly known as UPPER TILL (UNIT 4).] Peacock, J D, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100754
type: Concept
is lexicon entry: OKLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1503
equivalence description: [Formerly known as EXOGYRA NANA BEDS.] Davies, 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100755
type: Concept
is lexicon entry: OKLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1504
equivalence description: [Formerly known as EXOGYRA NANA CLAY.] Davies, 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100756
type: Concept
is lexicon entry: OKLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1505
equivalence description: [Formerly known as EXOGYRA NANA ZONE.] Davies, 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100757
type: Concept
is lexicon entry: OKLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3109
equivalence description: [Formerly known as OAKLEY BEDS.] Arkell, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100758
type: Concept
is lexicon entry: OKLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3110
equivalence description: [Formerly known as OAKLEY CLAY.] Buckman, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100759
type: Concept
is lexicon entry: OKSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4392
equivalence description: [Formerly known as UPPER HILTON TERRACE.] (Clayton, K M, 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100760
type: Concept
is lexicon entry: OKWDG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3114
equivalence description: [Formerly known as OAKWOOD FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100761
type: Concept
is lexicon entry: OKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2655
equivalence description: [Formerly known as LOWER PURBECK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100762
type: Concept
is lexicon entry: OKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2693
equivalence description: [Formerly known as LULWORTH BEDS.] In part; e.g. Wimbledon and Cope, 1978; Wimbledon, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100763
type: Concept
is lexicon entry: OLCO
has equivalence type: LATRL
has equivalent lexicon entry: st 624
equivalence description: [Otherwise known as OLIVE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100764
type: Concept
is lexicon entry: OLCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3142
equivalence description: [Formerly known as OLIVE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100765
type: Concept
is lexicon entry: OLDC
has equivalence type: LATRL
has equivalent lexicon entry: st 622
equivalence description: [Otherwise known as OLD MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100766
type: Concept
is lexicon entry: OLDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3131
equivalence description: [Formerly known as OLD MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100767
type: Concept
is lexicon entry: OLHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2642
equivalence description: [Formerly known as LOWER PART OF BOYNE LIMESTONE.] (Read, H H, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100768
type: Concept
is lexicon entry: OLHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3128
equivalence description: [Formerly known as OLD HYTHE LIMESTONE MEMBER - Old code was also OLHL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100769
type: Concept
is lexicon entry: OLLY
has equivalence type: LATRL
has equivalent lexicon entry: DALN
equivalence description: [Otherwise known as DALRADIAN SUPERGROUP.] The metasedimentary component of the Ollaberry 'Series' is now believed to be largely equivalent to the Dalradian Supergroup; pro tem, however, it is considered as a separate Group within the Dalradian Supergroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100770
type: Concept
is lexicon entry: OMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2596
equivalence description: [Formerly known as LOWER KEUPER SANDSTONE - Old code was LKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100771
type: Concept
is lexicon entry: OMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3158
equivalence description: [Formerly known as ORMSKIRK SANDSTONE - Old code was also OMS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100772
type: Concept
is lexicon entry: OMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2536
equivalence description: [Formerly known as LOWER CARBONIFEROUS SANDSTONE AND SHALE.] Wilkinson and Kilroe, 1886.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100773
type: Concept
is lexicon entry: ONS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3145
equivalence description: [Formerly known as ONECOTE SANDSTONE MEMBER - Old code was also ONS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100774
type: Concept
is lexicon entry: OORS
has equivalence type: LATRL
has equivalent lexicon entry: ORS
equivalence description: [Otherwise known as OLD RED SANDSTONE SUPERGROUP.] The term Orcadian Old Red Sandstone Supergroup is now subsumed within the Old Red Sandstone Supergroup (January 1998).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100775
type: Concept
is lexicon entry: OPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 101
equivalence description: [Formerly known as AQUEDUCT ROCK.] Binney, 1841.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100776
type: Concept
is lexicon entry: OPSC
has equivalence type: LATRL
has equivalent lexicon entry: st 625
equivalence description: [Otherwise known as OPENSHAW MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100777
type: Concept
is lexicon entry: OPSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3152
equivalence description: [Formerly known as OPENSHAW MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100778
type: Concept
is lexicon entry: ORD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3155
equivalence description: [Formerly known as ORDOVICIAN UNDIVIDED - Old code was also ORD.] Cosmetic improvement of code-only description.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100779
type: Concept
is lexicon entry: ORR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3159
equivalence description: [Formerly known as ORROLAND FORMATION - Old code was also ORR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100780
type: Concept
is lexicon entry: ORR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3160
equivalence description: [Formerly known as ORROLAND GROUP - Old code was also ORR.] Formerly Orroland Limestone, then Orroland Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100781
type: Concept
is lexicon entry: ORR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3161
equivalence description: [Formerly known as ORROLAND LIMESTONE BEDS.] Craig and Nairn, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100782
type: Concept
is lexicon entry: ORTL
has equivalence type: OBSLTE
has equivalent lexicon entry: ML
equivalence description: [Formerly known as MAIN LIMESTONE.] George, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100783
type: Concept
is lexicon entry: ORTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3156
equivalence description: [Formerly known as ORETON LIMESTONE - Old code was also ORTL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100784
type: Concept
is lexicon entry: OS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3167
equivalence description: [Formerly known as OTTER SANDSTONE.] Selwood, and others, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100785
type: Concept
is lexicon entry: OS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3168
equivalence description: [Formerly known as OTTER SANDSTONES.] Laming, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100786
type: Concept
is lexicon entry: OS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4464
equivalence description: [Formerly known as UPPER SANDSTONE.] Ussher, 1902.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100787
type: Concept
is lexicon entry: OSDA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3164
equivalence description: [Formerly known as OSDALE GROUP.] Anderson and Dunham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100788
type: Concept
is lexicon entry: OSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3146
equivalence description: [Formerly known as ONNY SHALES - Old code was also OSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100789
type: Concept
is lexicon entry: OSHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2920
equivalence description: [Formerly known as MOINE SERIES.] Mapped as part of the Moine psammites.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100790
type: Concept
is lexicon entry: OSLMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100791
type: Concept
is lexicon entry: OSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3165
equivalence description: [Formerly known as OSMINGTON OOLITE SERIES - Old code was also OSS.] Arkell, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100792
type: Concept
is lexicon entry: OSTAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3171
equivalence description: [Formerly known as OUTER STARAV GRANITE - Old code was also OSTAR.] Name considered inappropriate and superseded by Outer porphyritic monzogranite facies, Starav Intrusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100793
type: Concept
is lexicon entry: OSTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3135
equivalence description: [Formerly known as OLD STORM BEACH - Old code was also OSTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100794
type: Concept
is lexicon entry: OTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3172
equivalence description: [Formerly known as OUTWOODS MEMBER.] (Moseley, J and Ford, T D, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100795
type: Concept
is lexicon entry: OULT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3169
equivalence description: [Formerly known as OULTON BEDS - Old code was also OULT.] Original Lexicon entry; See also Banham (1971) and Pointon (1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100796
type: Concept
is lexicon entry: OV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3177
equivalence description: [Formerly known as OVERWATER FORMATION - Old code was also OV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100797
type: Concept
is lexicon entry: OVS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3176
equivalence description: [Formerly known as OVERTOUN SANDSTONE FORMATION.] IGS, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100798
type: Concept
is lexicon entry: OVSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3077
equivalence description: [Formerly known as NORTH SEA DRIFT FORMATION.] Reid, 1882; Bowen et al, 1999. Includes Cromer and Mundesley Diamictons of Lunkka (1994), and Walcott Diamicton of Hart and Boulton (1991).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100799
type: Concept
is lexicon entry: OVSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3175
equivalence description: [Formerly known as OVERSTRAND GLACIGENIC FORMATION - Old code was also OVSD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100800
type: Concept
is lexicon entry: OWSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3173
equivalence description: [Formerly known as OUTWOODS SHALES - Old code was also OWSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100801
type: Concept
is lexicon entry: OXC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 969
equivalence description: [Formerly known as CLUNCH CLAY.] Current name first used by Buckland "in" Phillips, 1818.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100802
type: Concept
is lexicon entry: OXC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 970
equivalence description: [Formerly known as CLUNCH CLAY AND SHALE.] Smith, 1817.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100803
type: Concept
is lexicon entry: OXC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1532
equivalence description: [Formerly known as FEN CLAY.] Buckland in Phillps, 1818, see Arkell, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100804
type: Concept
is lexicon entry: OXC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1533
equivalence description: [Formerly known as FEN CLAY FORMATION [PART].] Current name first used by Buckland "in" Phillips, 1818

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100805
type: Concept
is lexicon entry: OXC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1614
equivalence description: [Formerly known as FOREST CLAY.] Buckland in Phillips, 1818.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100806
type: Concept
is lexicon entry: OXKL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3179
equivalence description: [Formerly known as OXFORD CLAY AND KELLAWAYS FORMATIONS [UNDIFFERENTIATED] - Old code was also OXKL.] The same combination of formations was listed in reverse order in the Lexicon before adoption of an "oldest-first" policy for dealing with undifferentiated combinations.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100807
type: Concept
is lexicon entry: OXL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1844
equivalence description: [Formerly known as GREENSES LIMESTONE.] Frost and Holliday, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100808
type: Concept
is lexicon entry: OXL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 629
equivalence description: [Formerly known as OXFORD LIMESTONE - Old code was also OXL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100809
type: Concept
is lexicon entry: OXT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3178
equivalence description: [Formerly known as OXENDALE MEMBER - Old code was also OXT.] Re-ranked (D Millward) 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100810
type: Concept
is lexicon entry: OXWW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4580
equivalence description: [Formerly known as WEST WALTON FORMATION AND OXFORD CLAY FORMATION [UNDIFFERENTIATED] - Old code was WWOX.] Order initially reversed. Now revised in line with BGS-DigMap convention.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100811
type: Concept
is lexicon entry: OYS
has equivalence type: LATRL
has equivalent lexicon entry: EDY
equivalence description: [Otherwise known as EDAY GROUP.] The term "Orkney Sandstone Group", proposed by Fletcher (1996) is replaced by Eday Group, to resolve problems of relative ages of the unit and its components, and to avoid confusion with similar terms.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100812
type: Concept
is lexicon entry: OYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1355
equivalence description: [Formerly known as DUNNET HEAD SANDSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100813
type: Concept
is lexicon entry: OYS
has equivalence type: OBSLTE
has equivalent lexicon entry: EDY
equivalence description: [Formerly known as EDAY GROUP - Old code was EDY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100814
type: Concept
is lexicon entry: OYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2044
equivalence description: [Formerly known as HOY SANDSTONE GROUP (OBSOLETE NAME AND CODE: USE OYS) - Old code was HOY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100815
type: Concept
is lexicon entry: OYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3134
equivalence description: [Formerly known as OLD RED SANDSTONE, UPPER - Old code was ORSU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100816
type: Concept
is lexicon entry: OYU
has equivalence type: LATRL
has equivalent lexicon entry: st 885
equivalence description: [Otherwise known as UPPER OAKLEY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100817
type: Concept
is lexicon entry: PA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3234
equivalence description: [Formerly known as PAXFORD GRAVEL - Old code was also PA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100818
type: Concept
is lexicon entry: PABB
has equivalence type: LATRL
has equivalent lexicon entry: PABS
equivalence description: [Otherwise known as PABAY SHALE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100819
type: Concept
is lexicon entry: PABS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3181
equivalence description: [Formerly known as PABBA SHALE.] Old maps

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100820
type: Concept
is lexicon entry: PABS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3182
equivalence description: [Formerly known as PABBA SHALE FORMATION.] Morton and Hudson, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100821
type: Concept
is lexicon entry: PAF
has equivalence type: LATRL
has equivalent lexicon entry: WARP
equivalence description: [Otherwise known as WARP.] As recorded in historical borehole logs and other written accounts.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100822
type: Concept
is lexicon entry: PAF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3700
equivalence description: [Formerly known as SAND CLAY OF 25 FOOT DRIFT OF VALE OF YORK.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100823
type: Concept
is lexicon entry: PAH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3199
equivalence description: [Formerly known as PARK HILL QUARTZITE.] New unit includes latter, with exception of some Basal Conglomeratic beds (Now Boons Member).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100824
type: Concept
is lexicon entry: PAIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 972
equivalence description: [Formerly known as CLYDE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100825
type: Concept
is lexicon entry: PAIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3187
equivalence description: [Formerly known as PAISLEY FORMATION - Old code was also PAIS.] Previous Lexicon entry.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100826
type: Concept
is lexicon entry: PAMC
has equivalence type: LATRL
has equivalent lexicon entry: st 640
equivalence description: [Otherwise known as PASTURE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100827
type: Concept
is lexicon entry: PAMC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3231
equivalence description: [Formerly known as PASTURE MINE - Old code was also PAMC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100828
type: Concept
is lexicon entry: PAMMB
has equivalence type: LATRL
has equivalent lexicon entry: LGMB
equivalence description: [Otherwise known as LANGLEY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100829
type: Concept
is lexicon entry: PANT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 300
equivalence description: [Formerly known as BASAL SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100830
type: Concept
is lexicon entry: PARH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1866
equivalence description: [Formerly known as GRORUDITE SWARM ["GRORUDITE" SWARM] - Old code was GRUD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100831
type: Concept
is lexicon entry: PAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3196
equivalence description: [Formerly known as PANDY ASH.] Wedd et al, 1929.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100832
type: Concept
is lexicon entry: PAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3197
equivalence description: [Formerly known as PANDY TUFF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100833
type: Concept
is lexicon entry: PAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3233
equivalence description: [Formerly known as PAVEY ARK MEMBER - Old code was also PAV.] Lithological epithet added [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100834
type: Concept
is lexicon entry: PAW
has equivalence type: LATRL
has equivalent lexicon entry: st 277
equivalence description: [Otherwise known as DURE CLOUGH SANDSTONES MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100835
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3420
equivalence description: [Formerly known as PURBECK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100836
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3421
equivalence description: [Formerly known as PURBECK BEDS.] Buckland in Phillips, 1818.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100837
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3422
equivalence description: [Formerly known as PURBECK FORMATION.] Damon, 1860.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100838
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3423
equivalence description: [Formerly known as PURBECK GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100839
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3424
equivalence description: [Formerly known as PURBECK LIMESTONE FORMATION.] Wimbledon, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100840
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3425
equivalence description: [Formerly known as PURBECK STONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100841
type: Concept
is lexicon entry: PB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3426
equivalence description: [Formerly known as PURBECK STRATA.] Fitton, 1836.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100842
type: Concept
is lexicon entry: PBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 281
equivalence description: [Formerly known as BASAL BRECCIA.] (sheet 52)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100843
type: Concept
is lexicon entry: PBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 294
equivalence description: [Formerly known as BASAL PERMIAN BRECCIA.] (sheet 33)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100844
type: Concept
is lexicon entry: PBGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3241
equivalence description: [Formerly known as PEBBLE GRAVEL - Old code was also PBGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100845
type: Concept
is lexicon entry: PBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3386
equivalence description: [Formerly known as POTTS BECK LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100846
type: Concept
is lexicon entry: MLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2978
equivalence description: [Formerly known as MYLOR BEDS - Old code was also MLB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100847
type: Concept
is lexicon entry: MLCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2306
equivalence description: [Formerly known as LADY BURN CONGLOMERATE.] Cocks & Toghill 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100848
type: Concept
is lexicon entry: MLDS
has equivalence type: LATRL
has equivalent lexicon entry: st 552
equivalence description: [Otherwise known as MALLARDALE SHALES-WITH-LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100849
type: Concept
is lexicon entry: MLE
has equivalence type: LATRL
has equivalent lexicon entry: CULE
equivalence description: [Otherwise known as CUMNOCK LOW ELL COAL.] To avoid confusion with a seam of similar name of Pendleian age at Muirkirk, it is preferable to refer to the Muirkirk Lower Ell Coal as the Cumnock Lower Ell Coal, as the two coalfields are contiguous.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100850
type: Concept
is lexicon entry: MLEC
has equivalence type: LATRL
has equivalent lexicon entry: st 147
equivalence description: [Otherwise known as BROMLEY NO. 4.] Possible correspondence.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100851
type: Concept
is lexicon entry: MLEC
has equivalence type: LATRL
has equivalent lexicon entry: st 611
equivalence description: [Otherwise known as NO. 5 VEIN.] Comprising the Dabchick and Peacock veins at Greyfield Colliery.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100852
type: Concept
is lexicon entry: MLEC
has equivalence type: LATRL
has equivalent lexicon entry: st 769
equivalence description: [Otherwise known as SMITH'S VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100853
type: Concept
is lexicon entry: MLEC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2833
equivalence description: [Formerly known as MIDDLE COAL (SOMERSET).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100854
type: Concept
is lexicon entry: MLEC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2890
equivalence description: [Formerly known as MIDDLE VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100855
type: Concept
is lexicon entry: MLG
has equivalence type: LATRL
has equivalent lexicon entry: st 878
equivalence description: [Otherwise known as UPPER LIDDESDALE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100856
type: Concept
is lexicon entry: MLG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 576
equivalence description: [Formerly known as MIDDLE LIMESTONE GROUP - Old code was also MLG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100857
type: Concept
is lexicon entry: MLG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4334
equivalence description: [Formerly known as UPPER BERNICIAN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100858
type: Concept
is lexicon entry: MLHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2971
equivalence description: [Formerly known as MULLOCH HILL FORMATION - Old code was MLH.] Cocks & Toghill, 1973

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100859
type: Concept
is lexicon entry: MLI
has equivalence type: LATRL
has equivalent lexicon entry: STA
equivalence description: [Otherwise known as STAITHES SANDSTONE FORMATION.] In England and Wales superseded by lithostratigraphical formations defined by Cox et al (1999). Corresponds broadly to the Staithes Sandstone plus Cleveland Ironstone formations in the Cleveland Basin, and Dyrham plus Marlstone Rock formations elsewhere.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100860
type: Concept
is lexicon entry: MLLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2895
equivalence description: [Formerly known as MILL LANE LIMESTONE - Old code was also MLLL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100861
type: Concept
is lexicon entry: MLODR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2801
equivalence description: [Formerly known as MEALL ODHAR GRANITE - Old code was also MLODR.] Name considered inappropriate and superseded by Meall Odhar Intrusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100862
type: Concept
is lexicon entry: MLRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1174
equivalence description: [Formerly known as CRUTCHMAN SANDSTONE - Old code was CRSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100863
type: Concept
is lexicon entry: MLSL
has equivalence type: LATRL
has equivalent lexicon entry: st 472
equivalence description: [Otherwise known as KUPTERSCHIEFER FORMATION.] Deegan and Skull, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100864
type: Concept
is lexicon entry: MLSL
has equivalence type: LATRL
has equivalent lexicon entry: st 534
equivalence description: [Otherwise known as LOWER PERMIAN MARL.] Eden, et al., 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100865
type: Concept
is lexicon entry: MLSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2762
equivalence description: [Formerly known as MARL SLATE.] Sedgwick, 1892; Hutton, 1831.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100866
type: Concept
is lexicon entry: MM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2735
equivalence description: [Formerly known as MANCHESTER MARL - Old code was also MM.] Taylor and others, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100867
type: Concept
is lexicon entry: MMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2947
equivalence description: [Formerly known as MOTTLED MEMBER [LOWER LLANDOVERY] - Old code was also MMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100868
type: Concept
is lexicon entry: MMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2192
equivalence description: [Formerly known as KEUPER MARL - Old code was KM.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100869
type: Concept
is lexicon entry: MMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2193
equivalence description: [Formerly known as KEUPER MARL AND SANDSTONE - Old code was KMS.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100870
type: Concept
is lexicon entry: MMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2203
equivalence description: [Formerly known as KEUPER SERIES - Old code was KSR.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100871
type: Concept
is lexicon entry: MMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2594
equivalence description: [Formerly known as LOWER KEUPER MARL - Old code was LKM.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100872
type: Concept
is lexicon entry: MMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2598
equivalence description: [Formerly known as LOWER KEUPER SERIES - Old code was LKSR.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100873
type: Concept
is lexicon entry: MMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2858
equivalence description: [Formerly known as MIDDLE KEUPER MARL - Old code was MKM.] Obsolete name and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100874
type: Concept
is lexicon entry: MMI
has equivalence type: LATRL
has equivalent lexicon entry: st 5
equivalence description: [Otherwise known as 'SYENITE' OR 'DIORITE INTRUSIONS'.] Commonly referred to (Eastwood et al.,1923, Carney et al.,1992)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100875
type: Concept
is lexicon entry: MMLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2960
equivalence description: [Formerly known as MOYNE MOOR LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100876
type: Concept
is lexicon entry: MMMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1282
equivalence description: [Formerly known as DOLOMITIC CONGLOMERATE - Old code was DCG.] For example: Kellaway and Welch,1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100877
type: Concept
is lexicon entry: MMMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1283
equivalence description: [Formerly known as DOLOMITIC CONGLOMERATE AND RED MARL - Old code was KLIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100878
type: Concept
is lexicon entry: MMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 759
equivalence description: [Formerly known as CALP SANDSTONE OF THE CALP OR MIDDLE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100879
type: Concept
is lexicon entry: MMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 964
equivalence description: [Formerly known as CLONELLY SANDSTONE GROUP - Old code was CLSP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100880
type: Concept
is lexicon entry: MMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2948
equivalence description: [Formerly known as MOTTLED MUDSTONE - Old code was also MMU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100881
type: Concept
is lexicon entry: MNB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2906
equivalence description: [Formerly known as MINTLYN BEDS - Old code was also MNB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100882
type: Concept
is lexicon entry: MNHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2671
equivalence description: [Formerly known as LOWER THAMES FORMATION.] Sensu Gibbard, 1999, now subsumed into Maidenhaed Formation sensu BGS.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100883
type: Concept
is lexicon entry: MNHD
has equivalence type: OBSLTE
has equivalent lexicon entry: MNHD
equivalence description: [Formerly known as MAIDENHEAD FORMATION.] Sensu Gibbard, 1999, now subsumed into Maidenhaed Formation sensu BGS.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100884
type: Concept
is lexicon entry: MNSP
has equivalence type: OBSLTE
has equivalent lexicon entry: ARDR
equivalence description: [Formerly known as ARDAIR SEMIPELITE FORMATION.] Lateral equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100885
type: Concept
is lexicon entry: MNSP
has equivalence type: OBSLTE
has equivalent lexicon entry: TARF
equivalence description: [Formerly known as TARFF BANDED FORMATION.] Key et al, 1997. Lateral equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100886
type: Concept
is lexicon entry: MNT
has equivalence type: LATRL
has equivalent lexicon entry: st 425
equivalence description: [Otherwise known as HOLT HEAT MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100887
type: Concept
is lexicon entry: MNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2719
equivalence description: [Formerly known as MAIN TERRACE.] Wills, L J, 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100888
type: Concept
is lexicon entry: MNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4170
equivalence description: [Formerly known as THIRD TERRACE (RIVER SEVERN).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100889
type: Concept
is lexicon entry: MNXMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100890
type: Concept
is lexicon entry: MO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2928
equivalence description: [Formerly known as MONSAL DALE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100891
type: Concept
is lexicon entry: MO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2929
equivalence description: [Formerly known as MONSAL DALE FORMATION - Old code was also MO.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100892
type: Concept
is lexicon entry: MO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2930
equivalence description: [Formerly known as MONSAL DALE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100893
type: Concept
is lexicon entry: MO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2931
equivalence description: [Formerly known as MONSAL DALE LIMESTONES - Old code was also MO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100894
type: Concept
is lexicon entry: MO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2932
equivalence description: [Formerly known as MONSAL DALE LIMESTONES FORMATION - Old code was also MO.] Incorrect spelling

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100895
type: Concept
is lexicon entry: MOA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2943
equivalence description: [Formerly known as MOSEDALE ANDESITES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100896
type: Concept
is lexicon entry: MOCMB
has equivalence type: LATRL
has equivalent lexicon entry: st 553
equivalence description: [Otherwise known as MALTBY MARINEBAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100897
type: Concept
is lexicon entry: MOCS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 590
equivalence description: [Formerly known as MOORCOCK FLAGS.] Slinger, 1936

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100898
type: Concept
is lexicon entry: MOCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2934
equivalence description: [Formerly known as MOORCOCK SANDSTONES MEMBER - Old code was also MOCS.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100899
type: Concept
is lexicon entry: MOF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2936
equivalence description: [Formerly known as MOORSIDE FARM FORMATION - Old code was also MOF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100900
type: Concept
is lexicon entry: MOGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 845
equivalence description: [Formerly known as CENOMANIAN GREENSAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100901
type: Concept
is lexicon entry: MOGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1843
equivalence description: [Formerly known as GREENSAND OF MORVERN - Old code was GSM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100902
type: Concept
is lexicon entry: MOH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1791
equivalence description: [Formerly known as GORLLWYN GRITS.] Shackleton, 1959.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100903
type: Concept
is lexicon entry: MOHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2938
equivalence description: [Formerly known as MORAINIC DRIFT.] Lumsden et al., 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100904
type: Concept
is lexicon entry: MOI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2922
equivalence description: [Formerly known as MOIRA BRECCIA.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100905
type: Concept
is lexicon entry: MOI
has equivalence type: OBSLTE
has equivalent lexicon entry: PBB
equivalence description: [Formerly known as PERMIAN BASAL BRECCIA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100906
type: Concept
is lexicon entry: MOI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3290
equivalence description: [Formerly known as PERMIAN BRECCIAS OR MARLS.] (Fox-Strangways, C, 1905)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100907
type: Concept
is lexicon entry: MOLMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100908
type: Concept
is lexicon entry: MOOR
has equivalence type: LATRL
has equivalent lexicon entry: st 113
equivalence description: [Otherwise known as BLACKCLOSE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100909
type: Concept
is lexicon entry: MORD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2939
equivalence description: [Formerly known as MORANIC DRIFT - Old code was DOD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100910
type: Concept
is lexicon entry: MORR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2940
equivalence description: [Formerly known as MORAR DIVISION - Old code was MA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100911
type: Concept
is lexicon entry: MORRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2903
equivalence description: [Formerly known as MILLSTONE GRIT SERIES.] The formation has been traditionally included within the Millstone Grit Series (now Millstone Grit Group).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100912
type: Concept
is lexicon entry: MORS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2942
equivalence description: [Formerly known as MORSTON MEMBER.] Of the Hunstanton Formation of Lewis, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100913
type: Concept
is lexicon entry: MOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2912
equivalence description: [Formerly known as MOELFRE TUFF MEMBER - Old code was also MOT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100914
type: Concept
is lexicon entry: MOXC
has equivalence type: LATRL
has equivalent lexicon entry: SBY
equivalence description: [Otherwise known as STEWARTBY MEMBER.] (Cox et al. 1992).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100915
type: Concept
is lexicon entry: MPA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 22
equivalence description: [Formerly known as A VARIETY OF LOCAL NAMES.] (Mathieson, N A, 1987)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100916
type: Concept
is lexicon entry: MPA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2889
equivalence description: [Formerly known as MIDDLE TUFFS.] (Green, J F N, 1913)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100917
type: Concept
is lexicon entry: MPB
has equivalence type: LATRL
has equivalent lexicon entry: SHO
equivalence description: [Otherwise known as STAIR HOLE MEMBER.] The equivalence is not total. The former "Middle Purbeck" rocks are now assigned to the upper part of the Worbarrow Tout Member (Lulworth Formation) and the whole of the Stair Hole Member (Durlston Formation).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100918
type: Concept
is lexicon entry: MPB
has equivalence type: LATRL
has equivalent lexicon entry: WOT
equivalence description: [Otherwise known as WORBARROW TOUT MEMBER.] Upper part of Member only. See Alternative Name Description relating to Stair Hole Member, and the Alternative Name entry for Lower Purbeck Beds (LPB).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100919
type: Concept
is lexicon entry: MPMU
has equivalence type: LATRL
has equivalent lexicon entry: PET
equivalence description: [Otherwise known as PETERBOROUGH MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100920
type: Concept
is lexicon entry: MPMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2917
equivalence description: [Formerly known as MOHUNS PARK MEMBER.] Bristow et al., 1995, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100921
type: Concept
is lexicon entry: MPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2904
equivalence description: [Formerly known as MILLSTONE POINT SANDSTONES MEMBER.] Minor revision of lithological epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100922
type: Concept
is lexicon entry: MPSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2712
equivalence description: [Formerly known as MAIDEN PAP CONGLOMERATE FORMATION - Old code was MAPA.] This name was made obsolete as it was clearly a misnomer with at least 90 percent of the Formation comprising sandstone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100923
type: Concept
is lexicon entry: MPSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2713
equivalence description: [Formerly known as MAIDEN PAP SANDSTONE.] DigMap V 1

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100924
type: Concept
is lexicon entry: MPSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2925
equivalence description: [Formerly known as MONKS PARK SHALES.] Includes all of latter.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100925
type: Concept
is lexicon entry: MPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2880
equivalence description: [Formerly known as MIDDLE POTASH - Old code was also MPT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100926
type: Concept
is lexicon entry: MQF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2558
equivalence description: [Formerly known as LOWER CULM MEASURES.] In part; Ussher 1887, 1892; Dearman, 1959.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100927
type: Concept
is lexicon entry: MQF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2666
equivalence description: [Formerly known as LOWER SHALE AND QUARTZITE GROUP.] Of Dearman, 1959.These rocks now form part of the Meldon Shale and Quartzite Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100928
type: Concept
is lexicon entry: MQF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4469
equivalence description: [Formerly known as UPPER SHALE AND QUARTZITE GROUP.] Of Dearman, 1959.These rocks now form part of the Meldon Shale and Quartzite Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100929
type: Concept
is lexicon entry: MQF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4506
equivalence description: [Formerly known as VOLCANIC GROUP.] Of Dearman, 1959.These rocks now form part of the Meldon Shale and Quartzite Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100930
type: Concept
is lexicon entry: MR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2807
equivalence description: [Formerly known as MELBOURN ROCK - Old code was also MR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100931
type: Concept
is lexicon entry: MRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2764
equivalence description: [Formerly known as MARLSTONE.] Smith, W, 1817.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100932
type: Concept
is lexicon entry: MRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2765
equivalence description: [Formerly known as MARLSTONE ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100933
type: Concept
is lexicon entry: MRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2766
equivalence description: [Formerly known as MARLSTONE ROCK BED - Old code was also MRB.] Brandon, A, et al, 1990, (but recommending formational status).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100934
type: Concept
is lexicon entry: MRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2767
equivalence description: [Formerly known as MARLSTONE ROCK MEMBER.] Gaunt, G D, Fletcher, T P and Wood, C J, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100935
type: Concept
is lexicon entry: MRD
has equivalence type: LATRL
has equivalent lexicon entry: SAL
equivalence description: [Otherwise known as SALOP FORMATION.] The former Meriden Formation rocks are now assigned to the Salop Formation, Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100936
type: Concept
is lexicon entry: MRD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1090
equivalence description: [Formerly known as COVENTRY SANDSTONE FORMATION.] In upper part, Old et al, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100937
type: Concept
is lexicon entry: MRD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2146
equivalence description: [Formerly known as KEELE FORMATION.] In lower part, Old et al, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100938
type: Concept
is lexicon entry: MRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 130
equivalence description: [Formerly known as ARENACEOUS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100939
type: Concept
is lexicon entry: MRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3727
equivalence description: [Formerly known as SANDY LIMESTONE: ARENACEOUS LIMESTONE; SANDY PASSAGE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100940
type: Concept
is lexicon entry: MRGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2610
equivalence description: [Formerly known as LOWER LIAS, MARGINAL FACIES - Old code was also MRGF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100941
type: Concept
is lexicon entry: MRHC
has equivalence type: LATRL
has equivalent lexicon entry: st 694
equivalence description: [Otherwise known as RAVENHEAD MAIN DELF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100942
type: Concept
is lexicon entry: MRHC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 694
equivalence description: [Formerly known as RAVENHEAD MAIN DELF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100943
type: Concept
is lexicon entry: MRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2144
equivalence description: [Formerly known as KEASGILL TUFFS.] Nutt, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100944
type: Concept
is lexicon entry: MRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2746
equivalence description: [Formerly known as MARDALE FORMATION - Old code was also MRL.] Lithological epithet added [D Millward] 07/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100945
type: Concept
is lexicon entry: MRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2747
equivalence description: [Formerly known as MARDALE TUFF FORMATION - Old code was also MRL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100946
type: Concept
is lexicon entry: MRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2997
equivalence description: [Formerly known as NAN BIELD FORMATION.] Soper and Numan, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100947
type: Concept
is lexicon entry: MRRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2981
equivalence description: [Formerly known as MYNYDD RHIW RHYOLITIC TUFF MEMBER.] (Fitch, F J, 1967).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100948
type: Concept
is lexicon entry: MRSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2979
equivalence description: [Formerly known as MYLOR SLATES - Old code was also MRSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100949
type: Concept
is lexicon entry: MS
has equivalence type: LATRL
has equivalent lexicon entry: BDS
equivalence description: [Otherwise known as BRIDPORT SAND FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100950
type: Concept
is lexicon entry: MSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2989
equivalence description: [Formerly known as MYTHOP HALITE FORMATION - Old code was also MSA.] Warrington et al., 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100951
type: Concept
is lexicon entry: MSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2990
equivalence description: [Formerly known as MYTHOP SALTS.] Wilson and Evans, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100952
type: Concept
is lexicon entry: MSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1529
equivalence description: [Formerly known as FELDSPATHIC GNEISS OF STRATHY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100953
type: Concept
is lexicon entry: MSRL
has equivalence type: OBSLTE
has equivalent lexicon entry: GRNT
equivalence description: [Formerly known as GRANITE.] (Fox-Strangways, 1903).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100954
type: Concept
is lexicon entry: MSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2784
equivalence description: [Formerly known as MAUCHLINE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100955
type: Concept
is lexicon entry: MSW
has equivalence type: LATRL
has equivalent lexicon entry: st 251
equivalence description: [Otherwise known as DARK GREY MUDSTONE MEMBER.] Computer Code - DMM

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100956
type: Concept
is lexicon entry: MSW
has equivalence type: OBSLTE
has equivalent lexicon entry: st 251
equivalence description: [Formerly known as DARK GREY MUDSTONE MEMBER - Old code was DMM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100957
type: Concept
is lexicon entry: MSYVA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2824
equivalence description: [Formerly known as MERSEY HIGH TERRACE.] The Mersey High Terrace of Johnson, 1970 is subsumed into the Mersey Valley Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100958
type: Concept
is lexicon entry: MSYVA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4088
equivalence description: [Formerly known as SWETTENHAM FORMATION.] The fluvial parts (terraces) of the Swettenham Formation of Thomas in Bowen, 1999, p.95 are now included in the Mersey Valley Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100959
type: Concept
is lexicon entry: MT
has equivalence type: LATRL
has equivalent lexicon entry: st 554
equivalence description: [Otherwise known as MAM TOR SANDSTONES.] Allen, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100960
type: Concept
is lexicon entry: MTGM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2982
equivalence description: [Formerly known as MYNYDD TIR-Y-CWMWD GRANOPHYRIC MICROGRANITE - Old code was also MTGM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100961
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 51
equivalence description: [Otherwise known as ASHCLOUGH MARINE BAND.] Local name in parts of the Lancashire coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100962
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 116
equivalence description: [Otherwise known as BLACKSTONE MARINE BAND.] Local name in the Coalbrookdale area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100963
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 372
equivalence description: [Otherwise known as GRAIGOG MARINE BAND.] Local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100964
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 414
equivalence description: [Otherwise known as HIGH MAIN MARINE BAND.] Local name, Northumberland/Durham area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100965
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 592
equivalence description: [Otherwise known as MOSS CANNEL MARINE BAND.] Local name, North Staffordshire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100966
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 666
equivalence description: [Otherwise known as POWELL MARINE BAND.] Local name in parts of the Denbighshire and Flintshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100967
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 799
equivalence description: [Otherwise known as SUB-BROOCH MARINE BAND.] Local name in parts of the South Staffordshire and Cannock coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100968
type: Concept
is lexicon entry: MTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 859
equivalence description: [Otherwise known as TWO-FOOT MARINE BAND.] Local name in parts of the Derbyshire, Nottinghamshire and Yorkshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100969
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 51
equivalence description: [Formerly known as ASHCLOUGH MARINE BAND - Old code was ASHMB.] Local name in parts of the Lancashire coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100970
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 116
equivalence description: [Formerly known as BLACKSTONE MARINE BAND - Old code was BSTMB.] Local name in the Coalbrookdale area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100971
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 372
equivalence description: [Formerly known as GRAIGOG MARINE BAND - Old code was GGGMB.] Local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100972
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 414
equivalence description: [Formerly known as HIGH MAIN MARINE BAND - Old code was HMMB.] Local name, Northumberland and Durham coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100973
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 592
equivalence description: [Formerly known as MOSS CANNEL MARINE BAND - Old code was MOCMB.] Local name, North Staffordshire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100974
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 666
equivalence description: [Formerly known as POWELL MARINE BAND - Old code was POWMB.] Local name in parts of the Denbighshire and Flintshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100975
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 799
equivalence description: [Formerly known as SUB-BROOCH MARINE BAND - Old code was SUBMB.] Local name in parts of the South Staffordshire and Cannock coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100976
type: Concept
is lexicon entry: MTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 859
equivalence description: [Formerly known as TWO-FOOT MARINE BAND - Old code was 2FTMB.] Local name in parts of the Derbyshire, Nottinghamshire and Yorkshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100977
type: Concept
is lexicon entry: MTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2794
equivalence description: [Formerly known as MEADOWTOWN BEDS - Old code was MEB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100978
type: Concept
is lexicon entry: MTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2795
equivalence description: [Formerly known as MEADOWTOWN LIMESTONE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100979
type: Concept
is lexicon entry: MTNMB
has equivalence type: LATRL
has equivalent lexicon entry: SOMB
equivalence description: [Otherwise known as SUTTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100980
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] Some of the deposits were included within this generic grouping on BGS Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100981
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: GFSD
equivalence description: [Formerly known as GLACIOFLUVIAL SHEET DEPOSITS.] Some of the deposits were included within this generic grouping on BGS Sheet 115.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100982
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2774
equivalence description: [Formerly known as MARTIN MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100983
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2775
equivalence description: [Formerly known as MARTIN TERRACE DEPOSITS.] in part - Straw, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100984
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: ORSG
equivalence description: [Formerly known as OLDER RIVER SAND AND GRAVEL.] Some of the deposits were included within this generic grouping on BGS Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100985
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3565
equivalence description: [Formerly known as RIVER AND GLACIOFLUVIAL SHEET DEPOSITS, UNDIVIDED.] Possibly some of the deposits were included within this generic grouping on BGS Sheet 115.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100986
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4116
equivalence description: [Formerly known as TATTERSHALL AIRFIELD MEMBER.] Possibly (see Geographical Description and Reference Section); Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100987
type: Concept
is lexicon entry: MTNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4462
equivalence description: [Formerly known as UPPER RIVER TERRACE DEPOSITS.] Some of the deposits were included within this generic grouping on BGS Sheet 115.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100988
type: Concept
is lexicon entry: KT
has equivalence type: LATRL
has equivalent lexicon entry: BIRV
equivalence description: [Otherwise known as BIRRENSWARK VOLCANIC FORMATION.] Correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100989
type: Concept
is lexicon entry: KT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2165
equivalence description: [Formerly known as KELSO LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100990
type: Concept
is lexicon entry: KT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2166
equivalence description: [Formerly known as KELSO TRAPS - Old code was also KT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100991
type: Concept
is lexicon entry: KTB
has equivalence type: LATRL
has equivalent lexicon entry: ETM
equivalence description: [Otherwise known as ETRURIA FORMATION.] Rocks of the former Kinlet Beds/Kinlet Formation are now assigned to the Etruria Formation (Powell et al., 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100992
type: Concept
is lexicon entry: KTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2233
equivalence description: [Formerly known as KINLET BEDS - Old code was also KTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100993
type: Concept
is lexicon entry: KTNGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2257
equivalence description: [Formerly known as KIRKHILL GELIFLUCTATE COMPLEX 1.] Connell and Hall, 1987; Hall and Connell, 1991; Hall and jarvis, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100994
type: Concept
is lexicon entry: KTNGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2261
equivalence description: [Formerly known as KIRKHILL HEAD 1.] Connell, Hall and Romans, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100995
type: Concept
is lexicon entry: KTNGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2279
equivalence description: [Formerly known as KIRKTON GELIFLUCTATE BED.] Merritt, Connell and Bridgland, 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100996
type: Concept
is lexicon entry: KTNGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2280
equivalence description: [Formerly known as KIRKTON MEMBER.] of the Kirkton Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100997
type: Concept
is lexicon entry: KTON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 331
equivalence description: [Formerly known as BECKLEY SAND, TEMPLE COWLEY AND ARNGROVE SPICULITE MEMBERS.] In Oxford area commonly referred to in terms of its component units (members), (Horton et al.,1995)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100998
type: Concept
is lexicon entry: KTON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1186
equivalence description: [Formerly known as CUMNOR FORMATION - Old code was CUMR.] Redundant term now replaced by Stanford and Kingston formations of the Corallian Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/100999
type: Concept
is lexicon entry: KTON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2527
equivalence description: [Formerly known as LOWER CALCAREOUS GRIT.] Lower Calcareous Grit plus Berkshire Oolite Series (Arkell, 1927)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101000
type: Concept
is lexicon entry: KTON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2530
equivalence description: [Formerly known as LOWER CALCAREOUS GRIT+HIGHWORTH LIMESTONE+PUSEY FLAGS+HIGHWORTH CLAY+HIGHWORTH GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101001
type: Concept
is lexicon entry: KTON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2551
equivalence description: [Formerly known as LOWER CORALLIAN - Old code was LCR.] (Of some authors)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101002
type: Concept
is lexicon entry: KV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2206
equivalence description: [Formerly known as KEVIN LIMESTONES - Old code was also KV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101003
type: Concept
is lexicon entry: KVCO
has equivalence type: LATRL
has equivalent lexicon entry: st 733
equivalence description: [Otherwise known as SCAD VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101004
type: Concept
is lexicon entry: KWG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2354
equivalence description: [Formerly known as LENY GRIT (IN PART).] Stone, M, 1957

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101005
type: Concept
is lexicon entry: KWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3838
equivalence description: [Formerly known as SHELLY SANDS AT 50FT OD.] Probable correlation. Trotter, F M, et al. 1937.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101006
type: Concept
is lexicon entry: KXR
has equivalence type: LATRL
has equivalent lexicon entry: HMR
equivalence description: [Otherwise known as HAIGH MOOR ROCK.] Probable equivalent in areas to the north, towards Pontefract and Wakefield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101007
type: Concept
is lexicon entry: KYMA
has equivalence type: LATRL
has equivalent lexicon entry: st 761
equivalence description: [Otherwise known as SIX FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101008
type: Concept
is lexicon entry: KYPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2300
equivalence description: [Formerly known as KYNACHAN PSAMMITE.] (Thomas, P R, 1980).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101009
type: Concept
is lexicon entry: KYQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2301
equivalence description: [Formerly known as KYNACHAN QUARTZITE.] (Thomas, P R, 1980).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101010
type: Concept
is lexicon entry: KYQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1377
equivalence description: [Formerly known as DURNHILL QUARTZITE.] In the northern part. This name is retained for a similar unit north of Keith.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101011
type: Concept
is lexicon entry: KYS
has equivalence type: LATRL
has equivalent lexicon entry: st 923
equivalence description: [Otherwise known as WOODHEAD SANDSTONE.] Cheadle - South Staffordshire area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101012
type: Concept
is lexicon entry: http://data.bgs.ac.uk/id/Lexicon/NamedRockUnit/L
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2361
equivalence description: [Formerly known as LEWISIAN ROCKS [UNDIFFERENTIATED] - Old code was also L.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101013
type: Concept
is lexicon entry: LABN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2635
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE "TUFFS".] These rocks were formerly included as part of the Lower Old Red Sandstone "Tuffs" on the 1986 edition of 1:50 000 Sheet Scotland 15W.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101014
type: Concept
is lexicon entry: LACO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2325
equivalence description: [Formerly known as LANGWELL CONGLOMERATE - Old code was also LACO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101015
type: Concept
is lexicon entry: LADD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2302
equivalence description: [Formerly known as LACUSTRINE DELTA DEPOSITS - Old code was also LADD.] Revised for consistency with related terms.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101016
type: Concept
is lexicon entry: LADG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 43
equivalence description: [Formerly known as ACHRAY SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101017
type: Concept
is lexicon entry: LADY
has equivalence type: LATRL
has equivalent lexicon entry: st 413
equivalence description: [Otherwise known as HIGH MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101018
type: Concept
is lexicon entry: LADY
has equivalence type: LATRL
has equivalent lexicon entry: st 786
equivalence description: [Otherwise known as STONE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101019
type: Concept
is lexicon entry: LAGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2312
equivalence description: [Formerly known as LAIG LIMESTONE FORMATION - Old code was also LAGL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101020
type: Concept
is lexicon entry: LAGN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2382
equivalence description: [Formerly known as LIMESTONES IN LAGGAN BURN.] Bulman, 1945-47.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101021
type: Concept
is lexicon entry: LAIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2442
equivalence description: [Formerly known as LOCH AILSH INTRUSION - Old code was also LAIL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101022
type: Concept
is lexicon entry: LAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2503
equivalence description: [Formerly known as LOWER ABDON LIMESTONE - Old code was also LAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101023
type: Concept
is lexicon entry: LALS
has equivalence type: LATRL
has equivalent lexicon entry: DNL
equivalence description: [Otherwise known as DUN LIMESTONE MEMBER.] Lamberton Limestone considered obsolete within the revised (2008) Carboniferous Stratigraphical Framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101024
type: Concept
is lexicon entry: LAMB
has equivalence type: LATRL
has equivalent lexicon entry: EMMB
equivalence description: [Otherwise known as EDMONDIA MARINE BAND.] Tentative correlation (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101025
type: Concept
is lexicon entry: LAQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1096
equivalence description: [Formerly known as CRACKINGTON FORMATION (PARS).] (McKeon et al, 1973) Freshney et al. 1972)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101026
type: Concept
is lexicon entry: LAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 346
equivalence description: [Formerly known as BED F.] (Peach and Horne, 1899).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101027
type: Concept
is lexicon entry: LAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 355
equivalence description: [Formerly known as BEDS AT F.] (Henderson and Brown, 1870).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101028
type: Concept
is lexicon entry: LAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2868
equivalence description: [Formerly known as MIDDLE MEMBER WETHER LAW LINN FORMATION.] (Robertson, 1989).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101029
type: Concept
is lexicon entry: LAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2875
equivalence description: [Formerly known as MIDDLE PART OF BED C.] (Howell and Geikie, 1861).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101030
type: Concept
is lexicon entry: LAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2876
equivalence description: [Formerly known as MIDDLE PART OF FOSSILIFEROUS MUDSTONES AND SILTSTONES.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101031
type: Concept
is lexicon entry: LAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4315
equivalence description: [Formerly known as UNIT D, WETHER LAW LINN FORMATION.] (Tipper, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101032
type: Concept
is lexicon entry: LAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2335
equivalence description: [Formerly known as LATTERBARROW SANDSTONE.] Eastwood et al., 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101033
type: Concept
is lexicon entry: LASH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3
equivalence description: [Formerly known as "ESTHERIA" SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101034
type: Concept
is lexicon entry: LASH
has equivalence type: OBSLTE
has equivalent lexicon entry: LONFN
equivalence description: [Formerly known as LONFEARN MEMBER - Old code was LOFN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101035
type: Concept
is lexicon entry: LASI
has equivalence type: OBSLTE
has equivalent lexicon entry: BRK
equivalence description: [Formerly known as BRICKEARTH - Old code was BRK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101036
type: Concept
is lexicon entry: LASI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2323
equivalence description: [Formerly known as LANGLEY SILT FORMATION - Old code was also LASI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101037
type: Concept
is lexicon entry: LATU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2418
equivalence description: [Formerly known as LLANDRINDOD TUFF - Old code was LLDT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101038
type: Concept
is lexicon entry: LAU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1198
equivalence description: [Formerly known as CYRTOGRAPTUS GRAYI MUDSTONES - Old code was CGG.] Lapworth, 1882. Quarterly Journal of the Geological Society, Vol.38, p.537-666.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101039
type: Concept
is lexicon entry: LAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2505
equivalence description: [Formerly known as LOWER ACID RHYOLITIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101040
type: Concept
is lexicon entry: LAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2983
equivalence description: [Formerly known as MYNYDD Y GADER RHYOLITIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101041
type: Concept
is lexicon entry: LAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2984
equivalence description: [Formerly known as MYNYDD Y GADER VOLCANIC GROUP - Old code was MGV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101042
type: Concept
is lexicon entry: LAWS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2443
equivalence description: [Formerly known as LOCH ALINE GLASS SAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101043
type: Concept
is lexicon entry: LAWS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2444
equivalence description: [Formerly known as LOCH ALINE SANDSTONE - Old code was also LAWS.] Former spelling in the Lexicon. Geographical epithet modified and Rank added.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101044
type: Concept
is lexicon entry: LAWS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2445
equivalence description: [Formerly known as LOCH ALINE WHITE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101045
type: Concept
is lexicon entry: LAWS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4619
equivalence description: [Formerly known as WHITE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101046
type: Concept
is lexicon entry: LAWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2339
equivalence description: [Formerly known as LAW FORMATION.] Now Clyde Valley Formation: Browne and McMillan, 1989a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101047
type: Concept
is lexicon entry: LAYMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101048
type: Concept
is lexicon entry: LBAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3514
equivalence description: [Formerly known as RED SERIES.] Part of the "Red Series" of Hall and Connell, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101049
type: Concept
is lexicon entry: LBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2692
equivalence description: [Formerly known as LUDLOW BONE BED - Old code was also LBB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101050
type: Concept
is lexicon entry: LBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2327
equivalence description: [Formerly known as LARRY BANE CHALK.] Fletcher, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101051
type: Concept
is lexicon entry: LBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2328
equivalence description: [Formerly known as LARRY BANE CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101052
type: Concept
is lexicon entry: LBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2474
equivalence description: [Formerly known as LOGIE-BUCHAN DRIFT GROUP - Old code was also LBD.] Epithet "Drift" revised to "Glacigenic" in line with BGS policy (November 2003).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101053
type: Concept
is lexicon entry: LBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2475
equivalence description: [Formerly known as LOGIE-BUCHAN GLACIGENIC GROUP - Old code was also LBD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101054
type: Concept
is lexicon entry: LBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3499
equivalence description: [Formerly known as RED COASTAL SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101055
type: Concept
is lexicon entry: LBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3514
equivalence description: [Formerly known as RED SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101056
type: Concept
is lexicon entry: LBG
has equivalence type: LATRL
has equivalent lexicon entry: BDR
equivalence description: [Otherwise known as BORDER GROUP.] Beds formerly placed within the Lower, Middle and Upper Border groups are now subsumed within the Border Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101057
type: Concept
is lexicon entry: LBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2541
equivalence description: [Formerly known as LOWER CHANNEL DEPOSITS.] Holmes, 1977. Report of the Institute of Geological Science, No.77/14.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101058
type: Concept
is lexicon entry: LBM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2307
equivalence description: [Formerly known as LADY BURN MUDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101059
type: Concept
is lexicon entry: LBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 609
equivalence description: [Formerly known as BRINGEWOOD GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101060
type: Concept
is lexicon entry: LBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2519
equivalence description: [Formerly known as LOWER BRINGEWOOD BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101061
type: Concept
is lexicon entry: LBO
has equivalence type: LATRL
has equivalent lexicon entry: st 176
equivalence description: [Otherwise known as CEMENTSTONE GROUP.] Approximately equivalent to Lower Border Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101062
type: Concept
is lexicon entry: LBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 526
equivalence description: [Formerly known as BORDER GROUP, LOWER (OBSOLETE CODE: USE LBO) - Old code was LBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101063
type: Concept
is lexicon entry: LBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2409
equivalence description: [Formerly known as LLANBEDR SLATES.] Matley and Wilson, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101064
type: Concept
is lexicon entry: LBRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2449
equivalence description: [Formerly known as LOCH BORRALAN INTRUSION - Old code was also LBRR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101065
type: Concept
is lexicon entry: LBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 551
equivalence description: [Formerly known as BOWLAND SHALE, LOWER - Old code was also LBS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101066
type: Concept
is lexicon entry: LBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2309
equivalence description: [Formerly known as LAG BANK FORMATION - Old code was also LBT.] Lithological epithet reintroduced [D Millward] 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101067
type: Concept
is lexicon entry: LBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2310
equivalence description: [Formerly known as LAG BANK TUFF - Old code was also LBT.] Mitchell, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101068
type: Concept
is lexicon entry: LBTC
has equivalence type: LATRL
has equivalent lexicon entry: st 16
equivalence description: [Otherwise known as ABDY COAL.] Especially in parts of Nottinghamshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101069
type: Concept
is lexicon entry: LBV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2434
equivalence description: [Formerly known as LLYN-Y-GAFR SPILITIC GROUP - Old code was LYG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101070
type: Concept
is lexicon entry: LBV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4154
equivalence description: [Formerly known as THE LOWER BASIC SPILITIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101071
type: Concept
is lexicon entry: LCB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 414
equivalence description: [Formerly known as BERRY MEMBER.] Page, 1989. [See Supplementary Information Description.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101072
type: Concept
is lexicon entry: LCBA
has equivalence type: LATRL
has equivalent lexicon entry: HWH
equivalence description: [Otherwise known as HARWICH FORMATION.] Used in some areas to include rocks formerly described as London Clay Basement Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101073
type: Concept
is lexicon entry: LCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 745
equivalence description: [Formerly known as CAITHNESS FLAGSTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101074
type: Concept
is lexicon entry: LCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2525
equivalence description: [Formerly known as LOWER CAITHNESS FLAGSTONE FORMATION - Old code was also LCF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101075
type: Concept
is lexicon entry: LCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2526
equivalence description: [Formerly known as LOWER CAITHNESS FLAGSTONE GROUP - Old code was also LCF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101076
type: Concept
is lexicon entry: LCG
has equivalence type: LATRL
has equivalent lexicon entry: LCG
equivalence description: [Otherwise known as LOWER CALCAREOUS GRIT FORMATION.] In northern England the Lower Calcareous Grit is considered as a Formation within the Corallian Group. Farther south it is considered to be a part of the Kingston Formation, which is in turn part of the Corallian Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101077
type: Concept
is lexicon entry: LCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1602
equivalence description: [Formerly known as FLUVIO-MARINE CRAG.] Lyell, 1938

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101078
type: Concept
is lexicon entry: LCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2077
equivalence description: [Formerly known as ICENIAN CRAG.] Harmer, 1900.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101079
type: Concept
is lexicon entry: LCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2732
equivalence description: [Formerly known as MAMMALIFEROUS CRAG.] Charlesworth, 1837

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101080
type: Concept
is lexicon entry: LCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4360
equivalence description: [Formerly known as UPPER CRAG.] Bell and Bell, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101081
type: Concept
is lexicon entry: LCGMB
has equivalence type: LATRL
has equivalent lexicon entry: SFMB
equivalence description: [Otherwise known as SHAFTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101082
type: Concept
is lexicon entry: LCH
has equivalence type: OBSLTE
has equivalent lexicon entry: DFS
equivalence description: [Formerly known as DUMFRIES SANDSTONE - Old code was DFS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101083
type: Concept
is lexicon entry: LCHA
has equivalence type: OBSLTE
has equivalent lexicon entry: LORS
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE - Old code was LORS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101084
type: Concept
is lexicon entry: LCHC
has equivalence type: LATRL
has equivalent lexicon entry: st 219
equivalence description: [Otherwise known as COWGLEN SCLUTTY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101085
type: Concept
is lexicon entry: LCHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2384
equivalence description: [Formerly known as LINCOLN HILL LIMESTONE - Old code was also LCHL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101086
type: Concept
is lexicon entry: LCHR
has equivalence type: LATRL
has equivalent lexicon entry: st 517
equivalence description: [Otherwise known as LOWER CHAMBER MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101087
type: Concept
is lexicon entry: LCHR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2540
equivalence description: [Formerly known as LOWER CHAMBER MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101088
type: Concept
is lexicon entry: LCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 870
equivalence description: [Formerly known as CHALK, LOWER (NOW LOWER CHALK FORMATION) - Old code was also LCK.] Lower Chalk has had a variety of meanings, many of which included part of the "Middle Chalk" and excluded the "Chalk Marl"

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101089
type: Concept
is lexicon entry: LCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 599
equivalence description: [Formerly known as BRICKCLAY.] Brickclaus associated with the "100-foot Raised Beach".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101090
type: Concept
is lexicon entry: LCML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1017
equivalence description: [Formerly known as COMLEY LIMESTONE FORMATION.] Brasier, M D, 1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101091
type: Concept
is lexicon entry: LCMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2544
equivalence description: [Formerly known as LOWER COAL MEASURES (SCOTLAND) - Old code was also LCMS.] Cosmetic reordering of the name to match formats used in the southern UK.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101092
type: Concept
is lexicon entry: LCMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3410
equivalence description: [Formerly known as PRODUCTIVE COAL MEASURES (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101093
type: Concept
is lexicon entry: LCRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2534
equivalence description: [Formerly known as LOWER CAMREGAN GRITS.] (Lapworth, 1882)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101094
type: Concept
is lexicon entry: LCRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3555
equivalence description: [Formerly known as RHYNCHONELLA GRIT.] (Lapworth, 1882)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101095
type: Concept
is lexicon entry: LCRT
has equivalence type: LATRL
has equivalent lexicon entry: st 654
equivalence description: [Otherwise known as PLESHETTS DUN LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101096
type: Concept
is lexicon entry: LCSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1019
equivalence description: [Formerly known as COMLEY SANDSTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101097
type: Concept
is lexicon entry: LCSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2546
equivalence description: [Formerly known as LOWER COMLEY SANDSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101098
type: Concept
is lexicon entry: LCSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2547
equivalence description: [Formerly known as LOWER COMLEY SERIES.] Including limestone now formally named Lower Comley Limestones, Sheet 166

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101099
type: Concept
is lexicon entry: LCTI
has equivalence type: LATRL
has equivalent lexicon entry: st 744
equivalence description: [Otherwise known as SELKER TILL.] Bowen et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101100
type: Concept
is lexicon entry: LCTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2500
equivalence description: [Formerly known as LOWCA TILL.] Of Huddart and Tooley, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101101
type: Concept
is lexicon entry: LCU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2557
equivalence description: [Formerly known as LOWER CULM - Old code was also LCU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101102
type: Concept
is lexicon entry: LCUF
has equivalence type: LATRL
has equivalent lexicon entry: st 876
equivalence description: [Otherwise known as UPPER FOREST BEDS AND LOWER LLANBADOC BEDS [UNDIFFERENTIATED].] The order of the names has been reversed to conform to current BGS practice of placing the older named unit first.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101103
type: Concept
is lexicon entry: LCUL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2380
equivalence description: [Formerly known as LIMESTONE COAL GROUP AND UPPER LIMESTONE GROUP - Old code was also LCUL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101104
type: Concept
is lexicon entry: LD
has equivalence type: LATRL
has equivalent lexicon entry: BRL
equivalence description: [Otherwise known as BLACK ROCK LIMESTONE SUBGROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101105
type: Concept
is lexicon entry: LDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2562
equivalence description: [Formerly known as LOWER DEVIL'S BRIDGE FORMATION - Old code was also LDB.] As a subdivision of the Devil's Bridge Formation, the former rank was inappropriate. The term is now retained with informal Member status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101106
type: Concept
is lexicon entry: LDBU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 393
equivalence description: [Formerly known as BEN LEDI GRITS.] (Part of the Ben Ledi Grits).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101107
type: Concept
is lexicon entry: LDC
has equivalence type: LATRL
has equivalent lexicon entry: st 74
equivalence description: [Otherwise known as BANKNOCK UPPER DRUMGRAY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101108
type: Concept
is lexicon entry: LDC
has equivalence type: LATRL
has equivalent lexicon entry: st 206
equivalence description: [Otherwise known as CONEYPARK COXROD COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101109
type: Concept
is lexicon entry: LDC
has equivalence type: LATRL
has equivalent lexicon entry: st 259
equivalence description: [Otherwise known as DIRT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101110
type: Concept
is lexicon entry: LDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3401
equivalence description: [Formerly known as PREVIOUSLY COMPRISED LOWER AND UPPER LIDDESDALE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101111
type: Concept
is lexicon entry: LDE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2304
equivalence description: [Formerly known as LACUSTRINE DEPOSITS (UNDIFFERENTIATED) - Old code was also LDE.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101112
type: Concept
is lexicon entry: LDIC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3656
equivalence description: [Formerly known as ROUGH COAL.] Formerly applied in the Penston and Winton Hill areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101113
type: Concept
is lexicon entry: LDIC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4306
equivalence description: [Formerly known as UNDER COAL.] Formerly applied in the Penston and Winton Hill areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101114
type: Concept
is lexicon entry: LDL
has equivalence type: LATRL
has equivalent lexicon entry: FFL
equivalence description: [Otherwise known as FOUR FATHOM LIMESTONE MEMBER.] Low Dean Limestone considered obsolete within the revised (2008) Carboniferous Stratigraphical Framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101115
type: Concept
is lexicon entry: LDL
has equivalence type: LATRL
has equivalent lexicon entry: st 513
equivalence description: [Otherwise known as LOWDEAN LIMESTONE.] Spelling formerly used in the Lexique Stratigraphique and in the BGS Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101116
type: Concept
is lexicon entry: LDS
has equivalence type: LATRL
has equivalent lexicon entry: CHSA
equivalence description: [Otherwise known as CROMHALL SANDSTONE FORMATION.] Currently the "Lower Drybrook Sandstone" is condsidered as a leaf of the Cromhall Sandstone Formation, probably of Member Rank, but no new name has yet been proposed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101117
type: Concept
is lexicon entry: LDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2570
equivalence description: [Formerly known as LOWER DUNSCOME BED - Old code was also LDU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101118
type: Concept
is lexicon entry: LDUI
has equivalence type: OBSLTE
has equivalent lexicon entry: EGNS
equivalence description: [Formerly known as EASTERN GNEISSES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101119
type: Concept
is lexicon entry: LDW
has equivalence type: LATRL
has equivalent lexicon entry: DNL
equivalence description: [Otherwise known as DUN LIMESTONE MEMBER.] Ladies Wood Limestone considered obsolete within the revised (2008) Carboniferous Stratigraphical Framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101120
type: Concept
is lexicon entry: LDY
has equivalence type: LATRL
has equivalent lexicon entry: st 749
equivalence description: [Otherwise known as SEVEN FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101121
type: Concept
is lexicon entry: LEAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3412
equivalence description: [Formerly known as PROLECANITES COMPRESSUS BEDS.] Parkinson, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101122
type: Concept
is lexicon entry: LECH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 59
equivalence description: [Formerly known as AKERS STEPS AND ST MARGARETS MEMBERS.] Robinson, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101123
type: Concept
is lexicon entry: LECH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2359
equivalence description: [Formerly known as LEWES NODULAR AND FLINTY CHALK MEMBER.] Mortimore, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101124
type: Concept
is lexicon entry: LECH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2360
equivalence description: [Formerly known as LEWES NODULAR CHALK MEMBER.] Bristow et al., 1997

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101125
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 84
equivalence description: [Formerly known as AMMONITE AND BELEMNITE BED.] Brodie, P B, 1851.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101126
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1542
equivalence description: [Formerly known as FERRUGINOUS OOLITE ('BELEMNITE BED').] Brodie, P B, 1850.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101127
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2344
equivalence description: [Formerly known as LECKHAMPTON LIMESTONE MEMBER.] Mudge, D C, 1978a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101128
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3724
equivalence description: [Formerly known as SANDY FERRUGINOUS BEDS OR STONE.] Buckman, J, 1893, p.510; 1901, pp.150-151.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101129
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3725
equivalence description: [Formerly known as SANDY FERRUGINOUS LIMESTONES.] Witchell, E, 1882, p.39.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101130
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3726
equivalence description: [Formerly known as SANDY LIMESTONE.] Witchell, E, 1886, p.268.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101131
type: Concept
is lexicon entry: LECK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3772
equivalence description: [Formerly known as SCISSUM BEDS.] Richardson, L, 1904.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101132
type: Concept
is lexicon entry: LED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2571
equivalence description: [Formerly known as LOWER EDAY SANDSTONE - Old code was also LED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101133
type: Concept
is lexicon entry: LEEL
has equivalence type: LATRL
has equivalent lexicon entry: st 273
equivalence description: [Otherwise known as DULAS LIMESTONE.] Of Colwyn Bay: Lateral equivalent of Leete Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101134
type: Concept
is lexicon entry: LEEL
has equivalence type: LATRL
has equivalent lexicon entry: st 815
equivalence description: [Otherwise known as TANDINAS LIMESTONE.] Of Anglesey: Lateral equivalent of Leete Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101135
type: Concept
is lexicon entry: LEEL
has equivalence type: LATRL
has equivalent lexicon entry: st 861
equivalence description: [Otherwise known as TY-NANT LIMESTONE.] Of Llangollen: Lateral equivalent of Leete Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101136
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 784
equivalence description: [Formerly known as CAREG-ONEN LIMESTONE FORMATION - Old code was COLF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101137
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 273
equivalence description: [Formerly known as DULAS LIMESTONE - Old code was DLSL.] = UPPER PART OF LEETE LIMESTONE FORMATION

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101138
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2348
equivalence description: [Formerly known as LEETE LIMESTONE FORMATION (OBSOLETE CODE: USE LEEL) - Old code was LEET.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101139
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2521
equivalence description: [Formerly known as LOWER BROWN LIMESTONE - Old code was LBRL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101140
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4093
equivalence description: [Formerly known as SYCHTYN MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101141
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4100
equivalence description: [Formerly known as TANDINAS LIMESTONE FORMATION - Old code was TDL.] Term made obsolete [CNW; 24/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101142
type: Concept
is lexicon entry: LEEL
has equivalence type: OBSLTE
has equivalent lexicon entry: TNL
equivalence description: [Formerly known as TY-NANT LIMESTONE FORMATION - Old code was TNL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101143
type: Concept
is lexicon entry: LEIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2455
equivalence description: [Formerly known as LOCH EIL DIVISION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101144
type: Concept
is lexicon entry: LEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2572
equivalence description: [Formerly known as LOWER ELTON BEDS - Old code was also LEL.] Replaced by the term Lower Elton Formation for BGS informal use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101145
type: Concept
is lexicon entry: LEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2353
equivalence description: [Formerly known as LENTHAY BED.] Torrens, 1968; Cope and others, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101146
type: Concept
is lexicon entry: LEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3932
equivalence description: [Formerly known as SPHAEROIDOTHYRIS BED.] Fowler, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101147
type: Concept
is lexicon entry: LESI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2356
equivalence description: [Formerly known as LETHAM BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101148
type: Concept
is lexicon entry: LESL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2349
equivalence description: [Formerly known as LEIGHLAND BEDS - Old code was also LESL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101149
type: Concept
is lexicon entry: LET
has equivalence type: LATRL
has equivalent lexicon entry: CLH
equivalence description: [Otherwise known as CLOUGHTON FORMATION.] Rocks formerly referred to the Lower Estuarine (or Deltaic) "Series" now form the lower part of the Cloughton Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101150
type: Concept
is lexicon entry: LET
has equivalence type: LATRL
has equivalent lexicon entry: GRF
equivalence description: [Otherwise known as GRANTHAM FORMATION.] See rationalization under "Revisions".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101151
type: Concept
is lexicon entry: LEVL
has equivalence type: LATRL
has equivalent lexicon entry: CAS
equivalence description: [Otherwise known as CASTLECARY LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101152
type: Concept
is lexicon entry: LEWTI
has equivalence type: LATRL
has equivalent lexicon entry: st 274
equivalence description: [Otherwise known as DUN MEMBER.] Of the Lewis Formation of Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101153
type: Concept
is lexicon entry: LEWTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3669
equivalence description: [Formerly known as RUAIVAL DRIFT.] Sutherland, et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101154
type: Concept
is lexicon entry: LEY
has equivalence type: LATRL
has equivalent lexicon entry: DNDGR
equivalence description: [Otherwise known as DENEND GRAVEL FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101155
type: Concept
is lexicon entry: LEY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2364
equivalence description: [Formerly known as LEYS LOWER GRAVELS OF KIRKHILL SEQUENCE.] Hall, A M and Connell, E R, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101156
type: Concept
is lexicon entry: LEYST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2365
equivalence description: [Formerly known as LEYS MEMBER.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101157
type: Concept
is lexicon entry: LEYST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2366
equivalence description: [Formerly known as LEYS TILL.] Hall and Jarvis. 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101158
type: Concept
is lexicon entry: LEYST
has equivalence type: OBSLTE
has equivalent lexicon entry: LEYST
equivalence description: [Formerly known as LEYS TILL FORMATION.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101159
type: Concept
is lexicon entry: LF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2390
equivalence description: [Formerly known as LINGULA FLAGS - Old code was also LF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101160
type: Concept
is lexicon entry: LFC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2456
equivalence description: [Formerly known as LOCH FAD CONGLOMERATE - Old code was also LFC.] Anderson, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101161
type: Concept
is lexicon entry: LFC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3770
equivalence description: [Formerly known as SCHISTOSE CONGLOMERATE.] 1" sheet 29, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101162
type: Concept
is lexicon entry: LFCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2578
equivalence description: [Formerly known as LOWER FIRECLAYS OF THE PASSAGE GROUP - Old code was also LFCL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101163
type: Concept
is lexicon entry: LFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1608
equivalence description: [Formerly known as FOLLIFOOT GRIT.] as two beds [Fox-Strangways, 1873, 1908].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101164
type: Concept
is lexicon entry: LFG
has equivalence type: OBSLTE
has equivalent lexicon entry: LFG
equivalence description: [Formerly known as LOWER FOLLIFOOT GRIT.] Hudson, 1934, 1937, 1938; Wilson, 1960, 1977; Cooper and Burgess, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101165
type: Concept
is lexicon entry: LFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2579
equivalence description: [Formerly known as LOWER FOLLIFOOT RIDGE GRIT.] Edwards et al., 1950.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101166
type: Concept
is lexicon entry: LFMLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1596
equivalence description: [Formerly known as FLOW MOSS LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101167
type: Concept
is lexicon entry: LFOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2321
equivalence description: [Formerly known as LANE FOOT SANDSTONE MEMBER - Old code was also LFOS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101168
type: Concept
is lexicon entry: LFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2389
equivalence description: [Formerly known as LINGULA FLAG SERIES - Old code was also LFS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101169
type: Concept
is lexicon entry: LFSB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] (Dunham and Rose, 1941; Rose and Dunham, 1977)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101170
type: Concept
is lexicon entry: LFTC
has equivalence type: LATRL
has equivalent lexicon entry: st 527
equivalence description: [Otherwise known as LOWER FOOT MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101171
type: Concept
is lexicon entry: LFTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2580
equivalence description: [Formerly known as LOWER FOOT MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101172
type: Concept
is lexicon entry: LFTL
has equivalence type: LATRL
has equivalent lexicon entry: CORL
equivalence description: [Otherwise known as CORBRIDGE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101173
type: Concept
is lexicon entry: LFTL
has equivalence type: LATRL
has equivalent lexicon entry: st 524
equivalence description: [Otherwise known as LOWER FELL TOP LIMESTONE.] Spelling formerly used on various BGS maps but now considered incorrect, with "Felltop" being preferred.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101174
type: Concept
is lexicon entry: LFTL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 524
equivalence description: [Formerly known as LOWER FELL TOP LIMESTONE - Old code was also LFTL.] This spelling is now considered incorrect by the BGS. However it still occurs on a number of published maps, and hence may also be considered as an alternative, though unrecommended, spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101175
type: Concept
is lexicon entry: LFTMB
has equivalence type: LATRL
has equivalent lexicon entry: HNMB
equivalence description: [Otherwise known as HONLEY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101176
type: Concept
is lexicon entry: LFXL
has equivalence type: LATRL
has equivalent lexicon entry: BHGL
equivalence description: [Otherwise known as BRAINSHAUGH LIMESTONE.] Correlative in the Rothbury area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101177
type: Concept
is lexicon entry: LFXL
has equivalence type: LATRL
has equivalent lexicon entry: st 524
equivalence description: [Otherwise known as LOWER FELL TOP LIMESTONE.] Correlative in the area north of the River Tyne.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101178
type: Concept
is lexicon entry: LG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1309
equivalence description: [Formerly known as DOWNTONIAN RED MARL.] Not known. Mentioned in Cocks, L R M, and others, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101179
type: Concept
is lexicon entry: LGA
has equivalence type: OBSLTE
has equivalent lexicon entry: ALV
equivalence description: [Formerly known as ALLUVIUM - Old code was ALV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101180
type: Concept
is lexicon entry: LGFL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2470
equivalence description: [Formerly known as LODGE FARM LIMESTONE - Old code was also LGFL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101181
type: Concept
is lexicon entry: LGFL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3347
equivalence description: [Formerly known as PLUNGAR IRONSTONE.] Sylvester-Bradley and Ford, 1968).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101182
type: Concept
is lexicon entry: LGGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2587
equivalence description: [Formerly known as LOWER GRAVELS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101183
type: Concept
is lexicon entry: LGHL
has equivalence type: LATRL
has equivalent lexicon entry: st 285
equivalence description: [Otherwise known as EGLWYSEG LIMESTONE.] Of Llangollen: lateral equivalent of Loggerheads Limestone Formation, Warren, et al, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101184
type: Concept
is lexicon entry: LGHL
has equivalence type: LATRL
has equivalent lexicon entry: st 377
equivalence description: [Otherwise known as GREAT ORME LIMESTONE.] Of Llandudno district: lateral equivalent of Loggerheads Limestone Formation, Warren, et al, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101185
type: Concept
is lexicon entry: LGHL
has equivalence type: LATRL
has equivalent lexicon entry: st 494
equivalence description: [Otherwise known as LLANDULAS LIMESTONE.] Of Llandudno district: lateral equivalent of Loggerheads Limestone Formation, Warren, et al, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101186
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 285
equivalence description: [Formerly known as EGLWYSEG LIMESTONE.] Somerville, 1979

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101187
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1825
equivalence description: [Formerly known as GREAT ORME LIMESTONE FORMATION - Old code was ORL.] BGS, 1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101188
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 494
equivalence description: [Formerly known as LLANDULAS LIMESTONE.] Warren et al, 1984

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101189
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2420
equivalence description: [Formerly known as LLANDULAS LIMESTONE FORMATION - Old code was LNDL.] Term made obsolete [CNW; 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101190
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2891
equivalence description: [Formerly known as MIDDLE WHITE LIMESTONE - Old code was MDWL.] Morton, 1876-78.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101191
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3267
equivalence description: [Formerly known as PENMON LIMESTONE FORMATION - Old code was PEL.] Term made obsolete [CNW; 23/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101192
type: Concept
is lexicon entry: LGHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4241
equivalence description: [Formerly known as TREBORTH FORMATION - Old code was TREB.] Term made obsolete [CNW; 24/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101193
type: Concept
is lexicon entry: LGI
has equivalence type: LATRL
has equivalent lexicon entry: st 370
equivalence description: [Otherwise known as GOVAN BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101194
type: Concept
is lexicon entry: LGI
has equivalence type: LATRL
has equivalent lexicon entry: st 437
equivalence description: [Otherwise known as IBROX BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101195
type: Concept
is lexicon entry: I7FT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 578
equivalence description: [Formerly known as BRASSY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101196
type: Concept
is lexicon entry: IAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 849
equivalence description: [Formerly known as CENTRAL GRAMPIAN DRIFT GROUP.] The Subgroup includes some units formerly assigned to the Central Grampian Drift Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101197
type: Concept
is lexicon entry: IBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2740
equivalence description: [Formerly known as MANX GROUP UNDIVIDED AND AGNEASH GRITS.] Geological Survey, 1898; Lamplugh, 1903]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101198
type: Concept
is lexicon entry: IBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2787
equivalence description: [Formerly known as MAUGHOLD BANDED GROUP AND SULBY SLUMP BRECCIA.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101199
type: Concept
is lexicon entry: ICGN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2341
equivalence description: [Formerly known as LAXFORDIAN - Old code was LLX.] (IN PART RHICONICH GROUP): Orthogneisses and metatonalites formerly referred to as "Laxfordian" are now included in the Inchard Gneisses.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101200
type: Concept
is lexicon entry: ICGN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3545
equivalence description: [Formerly known as RHICONICH GNEISSES.] Sheraton et al., 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101201
type: Concept
is lexicon entry: ICGN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3546
equivalence description: [Formerly known as RHICONICH GROUP - Old code was LLX.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101202
type: Concept
is lexicon entry: IFLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1918
equivalence description: [Formerly known as HAPPISBURGH CLAYS.] Lunkka, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101203
type: Concept
is lexicon entry: IFLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4266
equivalence description: [Formerly known as TRIMINGHAM CLAYS.] Hart, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101204
type: Concept
is lexicon entry: IGBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2107
equivalence description: [Formerly known as INTERGLACIAL GRAVEL BEACH DEPOSITS - Old code was also IGBD.] The explicit lithological qualifier was redundant for use in BGS systems.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101205
type: Concept
is lexicon entry: IL
has equivalence type: LATRL
has equivalent lexicon entry: st 443
equivalence description: [Otherwise known as INDEX LIMESTONE.] Informal synonym used in geographical/geological contexts where there is no potential for confusion with the (Pendleian) Index Limestone (Bed) of Scotland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101206
type: Concept
is lexicon entry: IL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 443
equivalence description: [Formerly known as INDEX LIMESTONE - Old code was also IL.] Unqualified name/code combination readily confused with similarly named bed in Scotland. Both Lexicon entries now carry area data. Index Limestone can still be used informally if there is no potential for confusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101207
type: Concept
is lexicon entry: ILS
has equivalence type: LATRL
has equivalent lexicon entry: st 443
equivalence description: [Otherwise known as INDEX LIMESTONE.] Informal synonym used in geographical/geological contexts where there is no potential for confusion with the (Westphalian) Index Limestone (Bed) of England/Wales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101208
type: Concept
is lexicon entry: ILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1091
equivalence description: [Formerly known as COWGLEN LIMESTONE.] In type area within the Arden "basin".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101209
type: Concept
is lexicon entry: ILS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 443
equivalence description: [Formerly known as INDEX LIMESTONE - Old code was also ILS.] Unqualified name/code combination readily confused with similarly named bed in England/Wales. Both Lexicon entries now carry area data. Index Limestone can still be used informally if there is no potential for confusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101210
type: Concept
is lexicon entry: ILSI
has equivalence type: OBSLTE
has equivalent lexicon entry: BRK
equivalence description: [Formerly known as BRICKEARTH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101211
type: Concept
is lexicon entry: ILSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1813
equivalence description: [Formerly known as GRAYS BRICKEARTH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101212
type: Concept
is lexicon entry: ILSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2078
equivalence description: [Formerly known as ILFORD SILT FORMATION - Old code was also ILSI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101213
type: Concept
is lexicon entry: IMC
has equivalence type: LATRL
has equivalent lexicon entry: st 615
equivalence description: [Otherwise known as NONE.] Probable regional tectonism produces isolation, but comparable conglomerate bodies at simlar stratigraphical levels throughout the Northern Midland Valley.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101214
type: Concept
is lexicon entry: IMC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2085
equivalence description: [Formerly known as INCHMURRIN CONGLOMERATE FORMATION - Old code was also IMC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101215
type: Concept
is lexicon entry: INCH
has equivalence type: LATRL
has equivalent lexicon entry: st 486
equivalence description: [Otherwise known as LISMORE LIMESTONE.] Of southwest Grampians correlates with this formation

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101216
type: Concept
is lexicon entry: INCO
has equivalence type: LATRL
has equivalent lexicon entry: st 439
equivalence description: [Otherwise known as INCH MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101217
type: Concept
is lexicon entry: INCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2084
equivalence description: [Formerly known as INCH MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101218
type: Concept
is lexicon entry: INF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2105
equivalence description: [Formerly known as INSHES FLAGSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101219
type: Concept
is lexicon entry: ING
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2099
equivalence description: [Formerly known as INGLETONIAN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101220
type: Concept
is lexicon entry: INO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2095
equivalence description: [Formerly known as INFERIOR OOLITE.] Townsend, J, 1813.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101221
type: Concept
is lexicon entry: INO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2096
equivalence description: [Formerly known as INFERIOR OOLITE SERIES.] Woodward, H B, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101222
type: Concept
is lexicon entry: INO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3519
equivalence description: [Formerly known as REDBOURNE GROUP - Old code was RDBN.] The lower part of this now Obsolete unit (Gaunt et al., 1992) comprised rocks that are better considered as components of the Inferior Oolite Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101223
type: Concept
is lexicon entry: INO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4307
equivalence description: [Formerly known as UNDER OOLITE OR OOLYTE.] Smith, W, 1815.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101224
type: Concept
is lexicon entry: INS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2869
equivalence description: [Formerly known as MIDDLE OLD RED SANDSTONE - Old code was MOR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101225
type: Concept
is lexicon entry: INV
has equivalence type: OBSLTE
has equivalent lexicon entry: st 176
equivalence description: [Formerly known as CEMENTSTONE GROUP - Old code was CST.] Lower part of Calciferous Sandstone Measures plus top part of upper Old Red Sandstone. (MacGregor, 1960).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101226
type: Concept
is lexicon entry: INVG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 849
equivalence description: [Formerly known as CENTRAL GRAMPIAN DRIFT GROUP.] Subgroup includes some units formerly assigned to the Central Grampian Drift Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101227
type: Concept
is lexicon entry: INVN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2111
equivalence description: [Formerly known as INVERLEVEN FORMATION - Old code was also INVN.] Rank revised and lithological epithet introduced.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101228
type: Concept
is lexicon entry: IONA
has equivalence type: LATRL
has equivalent lexicon entry: COSY
equivalence description: [Otherwise known as COLONSAY GROUP.] Possible correlative. Cf. Gibbons and Harris, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101229
type: Concept
is lexicon entry: IONA
has equivalence type: LATRL
has equivalent lexicon entry: st 845
equivalence description: [Otherwise known as TORRIDONIAN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101230
type: Concept
is lexicon entry: IR
has equivalence type: LATRL
has equivalent lexicon entry: st 440
equivalence description: [Otherwise known as INCH MINE ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101231
type: Concept
is lexicon entry: IR
has equivalence type: OBSLTE
has equivalent lexicon entry: st 440
equivalence description: [Formerly known as INCH MINE ROCK - Old code was also IR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101232
type: Concept
is lexicon entry: IRCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1824
equivalence description: [Formerly known as GREAT OOLITE LIMESTONE.] Un-named part of the Great Oolite Limestone, equivalent to the Blisworth Limestone Formation, above the Kallirhynchia Sharpi Beds, identified as the Roade Member of Torrens (1967).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101233
type: Concept
is lexicon entry: IRE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1978
equivalence description: [Formerly known as HIGH HAUME LIMESTONE.] Rose and Dunham, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101234
type: Concept
is lexicon entry: IRE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2113
equivalence description: [Formerly known as IRELETH LIMESTONE.] Sedgwick, 1846.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101235
type: Concept
is lexicon entry: IS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2100
equivalence description: [Formerly known as INISCARN SANDSTONE FORMATION.] (GSNI, 1983)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101236
type: Concept
is lexicon entry: IS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2532
equivalence description: [Formerly known as LOWER CALCIFEROUS SANDSTONE.] (Egan, 1881)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101237
type: Concept
is lexicon entry: ISAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 721
equivalence description: [Formerly known as BYTHAM SANDS AND GRAVELS.] Hamblin and Moorlock, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101238
type: Concept
is lexicon entry: ISAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2098
equivalence description: [Formerly known as INGHAM SANDS AND GRAVELS - Old code was also ISAG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101239
type: Concept
is lexicon entry: ISCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2114
equivalence description: [Formerly known as IRISH SEA DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101240
type: Concept
is lexicon entry: ISCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4572
equivalence description: [Formerly known as WEST CUMBRIA DRIFT GROUP - Old code was WCDR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101241
type: Concept
is lexicon entry: ISMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2031
equivalence description: [Formerly known as HOMOCERAS SUBGLOBOSUM MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101242
type: Concept
is lexicon entry: ISMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1850
equivalence description: [Formerly known as GREY MARLS AND YELLOW SANDSTONES WITH CHERT.] Tate, 1865; Reid; 1971

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101243
type: Concept
is lexicon entry: ISMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2121
equivalence description: [Formerly known as ISLAND MAGEE SILTS MEMBER - Old code was also ISMS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101244
type: Concept
is lexicon entry: ISMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4712
equivalence description: [Formerly known as YELLOW SANDSTONES.] Hume 1897; Hancock, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101245
type: Concept
is lexicon entry: ISMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4713
equivalence description: [Formerly known as YELLOW SANDSTONES AND GREY MARLS.] Manning, Robbie and Wilson, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101246
type: Concept
is lexicon entry: ISP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3214
equivalence description: [Formerly known as PART OF THE 'SEDIMENTARY GROUP' OF THE LOWER OLD RED SANDSTONE.] In Central Ayrshire. Eyles et al., 1949.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101247
type: Concept
is lexicon entry: IT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2118
equivalence description: [Formerly known as IRON TORS LIMESTONE.] Parkinson, 1950.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101248
type: Concept
is lexicon entry: JOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2129
equivalence description: [Formerly known as JOHN O'GROATS SANDSTONE AND FLAGSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101249
type: Concept
is lexicon entry: JOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2130
equivalence description: [Formerly known as JOHN O'GROATS SANDSTONE GROUP - Old code was also JOG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101250
type: Concept
is lexicon entry: JOIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2133
equivalence description: [Formerly known as JOHNSTON COMPLEX.] Thorpe, R A, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101251
type: Concept
is lexicon entry: JOIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2134
equivalence description: [Formerly known as JOHNSTON DIORITE COMPLEX.] Bevins, R E. et al., 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101252
type: Concept
is lexicon entry: JOIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2135
equivalence description: [Formerly known as JOHNSTON SERIES.] Strahan, A, et al., 1914.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101253
type: Concept
is lexicon entry: JPL
has equivalence type: LATRL
has equivalent lexicon entry: CH2L
equivalence description: [Otherwise known as CHIRDON NO.2 LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101254
type: Concept
is lexicon entry: JPLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 778
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE.] (Termed 'Carboniferous Limestone' on 1929 edition of Wolverhampton Geological Sheet).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101255
type: Concept
is lexicon entry: JPLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3494
equivalence description: [Formerly known as RED AND GREY LIMESTONES.] (Recognised as the 'Red and Grey Limestones' (Group 2) by Prestwich, J, 1840 and Murchison, R I, 1839. Modified and interpreted by Whitehead, T H, et al, 1928. Wolverhampton Sheet Memoir).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101256
type: Concept
is lexicon entry: JUQU
has equivalence type: LATRL
has equivalent lexicon entry: DBIQ
equivalence description: [Otherwise known as ISLAY QUARTZITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101257
type: Concept
is lexicon entry: JUQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2138
equivalence description: [Formerly known as JURA QUARTZITE - Old code was DBJQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101258
type: Concept
is lexicon entry: JUSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2139
equivalence description: [Formerly known as JURA SLATE(S) - Old code was DBJS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101259
type: Concept
is lexicon entry: JWL
has equivalence type: LATRL
has equivalent lexicon entry: st 629
equivalence description: [Otherwise known as OXFORD LIMESTONE.] ? Equivalent of the Oxford Limestone of Northumberland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101260
type: Concept
is lexicon entry: JWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2128
equivalence description: [Formerly known as JEW LIMESTONE - Old code was also JWL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101261
type: Concept
is lexicon entry: K1U
has equivalence type: LATRL
has equivalent lexicon entry: st 69
equivalence description: [Otherwise known as BANK COAL.] Glasgow mining terminology (sometimes "Bank Coal" used).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101262
type: Concept
is lexicon entry: KARN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 972
equivalence description: [Formerly known as CLYDE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101263
type: Concept
is lexicon entry: KARN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2218
equivalence description: [Formerly known as KILLEARN FORMATION - Old code was also KARN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101264
type: Concept
is lexicon entry: KBC
has equivalence type: LATRL
has equivalent lexicon entry: st 346
equivalence description: [Otherwise known as GARC GARW COAL (SOUTH WALES).] Correlated unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101265
type: Concept
is lexicon entry: KBC
has equivalence type: LATRL
has equivalent lexicon entry: st 469
equivalence description: [Otherwise known as KNGC KING COAL (NORTH STAFFORDSHIRE).] Correlated unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101266
type: Concept
is lexicon entry: KBF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2246
equivalence description: [Formerly known as KIRKBECK MEMBER - Old code was also KBF.] The Formation was erroneously downgraded to Member status prior to being made Obsolete. See related discussion under Supplementary Information.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101267
type: Concept
is lexicon entry: KBL
has equivalence type: LATRL
has equivalent lexicon entry: CTB
equivalence description: [Otherwise known as CLATTERING BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101268
type: Concept
is lexicon entry: KBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 583
equivalence description: [Formerly known as BRECCIA OF KENILWORTH,LOWER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101269
type: Concept
is lexicon entry: KBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 584
equivalence description: [Formerly known as BRECCIA OF KENILWORTH,UPPER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101270
type: Concept
is lexicon entry: KBS
has equivalence type: LATRL
has equivalent lexicon entry: GEF
equivalence description: [Otherwise known as GLENVALE SANDSTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101271
type: Concept
is lexicon entry: KBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2164
equivalence description: [Formerly known as KELLYBURN SANDSTONE FORMATION - Old code was also KBS.] Inserted space into name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101272
type: Concept
is lexicon entry: KBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3787
equivalence description: [Formerly known as SEAMILL SANDSTONE FORMATION - Old code was SEA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101273
type: Concept
is lexicon entry: KBSG
has equivalence type: LATRL
has equivalent lexicon entry: st 610
equivalence description: [Otherwise known as NITHSDALE KAMES.] Huddart (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101274
type: Concept
is lexicon entry: KBSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 988
equivalence description: [Formerly known as COASTAL DEPOSITS OF BANFFSHIRE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101275
type: Concept
is lexicon entry: KC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3112
equivalence description: [Formerly known as OAKTREE CLAY.] William Smith, 1817.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101276
type: Concept
is lexicon entry: KC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3113
equivalence description: [Formerly known as OAKTREE SOIL.] William Smith, 1815.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101277
type: Concept
is lexicon entry: KCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2298
equivalence description: [Formerly known as KNUCKLAS CASTLE BEDS (OBSOLETE CODE: USE KCA) - Old code was KCB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101278
type: Concept
is lexicon entry: KCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2278
equivalence description: [Formerly known as KIRKTON CEMENTSTONES MEMBER PLUS KIRTON CEMENT SHALE.] Ashton, 1975

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101279
type: Concept
is lexicon entry: KCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2281
equivalence description: [Formerly known as KIRTON BEDS (PART).] Ussher et al., 1890.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101280
type: Concept
is lexicon entry: KCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2282
equivalence description: [Formerly known as KIRTON CEMENTSTONES - Old code was also KCM.] Gaunt et al. 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101281
type: Concept
is lexicon entry: KCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2283
equivalence description: [Formerly known as KIRTON CEMENTSTONES AND KIRTON [CEMENT] SHALE.] Kent, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101282
type: Concept
is lexicon entry: KCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2284
equivalence description: [Formerly known as KIRTON CEMENTSTONES MEMBER.] Gaunt et al., 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101283
type: Concept
is lexicon entry: KCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2285
equivalence description: [Formerly known as KIRTON CEMENTSTONES MEMBER PLUS KIRTON SHALE MEMBER.] Ashton, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101284
type: Concept
is lexicon entry: KCMK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1042
equivalence description: [Formerly known as CORAL KNOLL (IN KIRTON CEMENTSTONES).] Term used on the Kingston upon Hull (80) Sheet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101285
type: Concept
is lexicon entry: KCMK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1051
equivalence description: [Formerly known as CORALLINE KNOLLS OF PATCH-REEF TYPE.] Knoll reefs, reefs, reef knolls of various authors. Gaunt et al. 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101286
type: Concept
is lexicon entry: KDM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 684
equivalence description: [Formerly known as BUNTER PEBBLE BEDS - Old code was BNP.] Mitchell and others, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101287
type: Concept
is lexicon entry: KDM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2208
equivalence description: [Formerly known as KIDDERMINSTER CONGLOMERATE FORMATION.] Smith, and others, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101288
type: Concept
is lexicon entry: KDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2216
equivalence description: [Formerly known as KILDRESS BEDS (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101289
type: Concept
is lexicon entry: KDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2217
equivalence description: [Formerly known as KILDRESS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101290
type: Concept
is lexicon entry: KE
has equivalence type: LATRL
has equivalent lexicon entry: ALY
equivalence description: [Otherwise known as ALVELEY MEMBER.] The Alveley Member of the Salop Formation contains rocks formerly included in the upper part of the Keele Formation, Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101291
type: Concept
is lexicon entry: KE
has equivalence type: LATRL
has equivalent lexicon entry: HA
equivalence description: [Otherwise known as HALESOWEN FORMATION.] The lower part of the former Keele Formation is now regarded as a red lithofacies of the Halesowen Formation, Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101292
type: Concept
is lexicon entry: KE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2145
equivalence description: [Formerly known as KEELE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101293
type: Concept
is lexicon entry: KE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2147
equivalence description: [Formerly known as KEELE FORMATION (OBSOLETE CODE: USE KE) - Old code was KEG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101294
type: Concept
is lexicon entry: KE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2148
equivalence description: [Formerly known as KEELE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101295
type: Concept
is lexicon entry: KE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2149
equivalence description: [Formerly known as KEELE SANDSTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101296
type: Concept
is lexicon entry: KEBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2188
equivalence description: [Formerly known as KESSOCK BRIDGE FORMATION - Old code was also KEBR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101297
type: Concept
is lexicon entry: KEKC
has equivalence type: LATRL
has equivalent lexicon entry: st 559
equivalence description: [Otherwise known as MAPPLEWELL COAL.] In part of the Barnsley Sheet area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101298
type: Concept
is lexicon entry: KELV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2167
equivalence description: [Formerly known as KELVIN FORMATION - Old code was also KELV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101299
type: Concept
is lexicon entry: KEMO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2938
equivalence description: [Formerly known as MORAINIC DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101300
type: Concept
is lexicon entry: KERI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2477
equivalence description: [Formerly known as LONAN AND NIARBYL FLAGS.] Geological Survey, 1898; Lamplugh, 1903; Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101301
type: Concept
is lexicon entry: KES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1479
equivalence description: [Formerly known as ESSEX WHITE BALLAST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101302
type: Concept
is lexicon entry: KES
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL - Old code was GSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101303
type: Concept
is lexicon entry: KES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2184
equivalence description: [Formerly known as KESGRAVE FORMATION (OBSOLETE CODE: USE KES) - Old code was KESF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101304
type: Concept
is lexicon entry: KES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2187
equivalence description: [Formerly known as KESGRAVE SANDS AND GRAVELS (OBSOLETE NAME AND CODE: USE KES) - Old code was KGSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101305
type: Concept
is lexicon entry: KESA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2494
equivalence description: [Formerly known as LORNE SEDIMENTARY 'SERIES' - Old code was LOSS.] Sedimentary rocks of Lower Old Red Sandstone age

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101306
type: Concept
is lexicon entry: KG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2228
equivalence description: [Formerly known as KINDERSCOUT GRIT GROUP - Old code was also KG.] See Revisions to the Unit's Definition.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101307
type: Concept
is lexicon entry: KG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2229
equivalence description: [Formerly known as KINDERSCOUT GRIT SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101308
type: Concept
is lexicon entry: KGCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1479
equivalence description: [Formerly known as ESSEX WHITE BALLAST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101309
type: Concept
is lexicon entry: KGCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2183
equivalence description: [Formerly known as KESGRAVE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101310
type: Concept
is lexicon entry: KGCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2186
equivalence description: [Formerly known as KESGRAVE SANDS AND GRAVELS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101311
type: Concept
is lexicon entry: KGCO
has equivalence type: LATRL
has equivalent lexicon entry: st 465
equivalence description: [Otherwise known as KING MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101312
type: Concept
is lexicon entry: KGCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2230
equivalence description: [Formerly known as KING MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101313
type: Concept
is lexicon entry: KGSG
has equivalence type: LATRL
has equivalent lexicon entry: st 704
equivalence description: [Otherwise known as REPLACED BY KESGRAVR FORMATION [KES].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101314
type: Concept
is lexicon entry: KHBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3217
equivalence description: [Formerly known as PART OF: BROCKRAM - Old code was BK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101315
type: Concept
is lexicon entry: KHCC
has equivalence type: LATRL
has equivalent lexicon entry: st 75
equivalence description: [Otherwise known as BANTON MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101316
type: Concept
is lexicon entry: KHCC
has equivalence type: LATRL
has equivalent lexicon entry: st 529
equivalence description: [Otherwise known as LOWER KNOTT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101317
type: Concept
is lexicon entry: KHCL
has equivalence type: LATRL
has equivalent lexicon entry: st 750
equivalence description: [Otherwise known as SHALE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101318
type: Concept
is lexicon entry: KHG
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101319
type: Concept
is lexicon entry: KHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2241
equivalence description: [Formerly known as KIPPET HILLS GRAVELS - Old code was also KHG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101320
type: Concept
is lexicon entry: KHLCH
has equivalence type: OBSLTE
has equivalent lexicon entry: GFSG
equivalence description: [Formerly known as GLACIOFLUVIAL SAND AND GRAVEL.] Connell, Edwards and Hall. 1982; Connell and Hall. 1987; Hall and Connell, 1991; Hall and Jarvis. 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101321
type: Concept
is lexicon entry: KHLCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2253
equivalence description: [Formerly known as KIRKHILL CHURCH SAND FORMATION.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101322
type: Concept
is lexicon entry: KHLPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2264
equivalence description: [Formerly known as KIRKHILL LOWER BURIED SOIL.] Connell and Hall, 1987; Hall and Connell, 1991; Hall and Jarvis, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101323
type: Concept
is lexicon entry: KHLPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2265
equivalence description: [Formerly known as KIRKHILL LOWER PALAEOSOL.] Connell, Hall and Romans, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101324
type: Concept
is lexicon entry: KHLPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2270
equivalence description: [Formerly known as KIRKHILL PALAEOSOL.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101325
type: Concept
is lexicon entry: KHOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2232
equivalence description: [Formerly known as KINGSHOUSE BRECCIA MEMBER - Old code was also KHOB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101326
type: Concept
is lexicon entry: KHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1706
equivalence description: [Formerly known as GIBBET (CONGLOMERATE) HILL GROUP.] The new name is derived from the village of Kenilworth, Warwickshire and was defined by Old et al., 1987. It includes the 'Kenilworth Breccia Group' and the 'Gibbet (Conglomerate) Hill Group' as defined by Shotton (1929).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101327
type: Concept
is lexicon entry: KHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2172
equivalence description: [Formerly known as KENILWORTH BRECCIA GROUP.] The new name is derived from the village of Kenilworth, Warwickshire and was defined by Old et al., 1987. It includes the 'Kenilworth Breccia Group' and the 'Gibbet (Conglomerate) Hill Group' as defined by Shotton (1929).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101328
type: Concept
is lexicon entry: KHUV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3202
equivalence description: [Formerly known as PART OF ARDWELL BRIDGE LAVAS (INFORMAL).] Mac Gregor and Roberts 1963

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101329
type: Concept
is lexicon entry: KICM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 283
equivalence description: [Formerly known as BASAL CEMENTSTONES.] Craig, 1956; Deegan, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101330
type: Concept
is lexicon entry: KICM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2244
equivalence description: [Formerly known as KIRKBEAN CEMENTSTONE FORMATION - Old code was also KICM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101331
type: Concept
is lexicon entry: KICM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2245
equivalence description: [Formerly known as KIRKBEAN MEMBER - Old code was also KICM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101332
type: Concept
is lexicon entry: KIGT
has equivalence type: LATRL
has equivalent lexicon entry: st 291
equivalence description: [Otherwise known as EQUIVALENT TO BEDMINSTER GREAT COAL [BEGT].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101333
type: Concept
is lexicon entry: KILC
has equivalence type: LATRL
has equivalent lexicon entry: st 72
equivalence description: [Otherwise known as BANKNOCK MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101334
type: Concept
is lexicon entry: KILD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2215
equivalence description: [Formerly known as KILDONAN PSAMMITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101335
type: Concept
is lexicon entry: KILK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2222
equivalence description: [Formerly known as KILMARONOCK FORMATION - Old code was also KILK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101336
type: Concept
is lexicon entry: KILL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2213
equivalence description: [Formerly known as KILCHRIST FORMATION - Old code was also KILL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101337
type: Concept
is lexicon entry: KILL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3212
equivalence description: [Formerly known as PART OF STRATH SUARDAL AND BEINN AN DUBHAICH FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101338
type: Concept
is lexicon entry: KILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1263
equivalence description: [Formerly known as DINGLE BEDS (LOWER OLD RED SANDSTONE).] Geological Survey of Northern Ireland, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101339
type: Concept
is lexicon entry: KILS
has equivalence type: OBSLTE
has equivalent lexicon entry: FIN
equivalence description: [Formerly known as FINTONA GROUP - Old code was FIN.] Now restricted to Devonian sediments. Geological Survey of Northern Ireland, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101340
type: Concept
is lexicon entry: KISA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 14
equivalence description: [Formerly known as (KINGSTEPS) NAIRN SANDSTONES.] Miles, 1968, Table 1.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101341
type: Concept
is lexicon entry: KISA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2993
equivalence description: [Formerly known as NAIRN SANDSTONE.] Traquair 1905, p547.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101342
type: Concept
is lexicon entry: KISA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2994
equivalence description: [Formerly known as NAIRN SANDSTONE FORMATION - Old code was NSA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101343
type: Concept
is lexicon entry: KISA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2995
equivalence description: [Formerly known as NAIRN SANDSTONES.] Westoll 1951, p11.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101344
type: Concept
is lexicon entry: KKB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1979
equivalence description: [Formerly known as HIGH HAUME MUDSTONE.] (Rose and Dunham, 1977)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101345
type: Concept
is lexicon entry: KKBS
has equivalence type: LATRL
has equivalent lexicon entry: st 384
equivalence description: [Otherwise known as GRENOSIDE ROCK.] Grenoside Rock erroneously identified on former Huddersfield Sheet

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101346
type: Concept
is lexicon entry: KKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 40
equivalence description: [Formerly known as ABINGTON FORMATION.] The Abington Formation of Hepworth et al (1982) is a redundant synonym of the Kirkcolm Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101347
type: Concept
is lexicon entry: KKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 51
equivalence description: [Formerly known as AFTON FORMATION - Old code was AFTN.] Afton Formation is a redundant junior synonym of Kirkcolm Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101348
type: Concept
is lexicon entry: KKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 709
equivalence description: [Formerly known as BUTT HILL MEMBER.] The Butt Hill Member (Hepworth et al, 1982) is a local facies of the Kirkcolm Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101349
type: Concept
is lexicon entry: KKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1037
equivalence description: [Formerly known as CONRIG FORMATION.] The Conrig Formation of Hepworth et al (1982) is a local facies of the Kirkcolm Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101350
type: Concept
is lexicon entry: KKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2249
equivalence description: [Formerly known as KIRKCOLM GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101351
type: Concept
is lexicon entry: KKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2468
equivalence description: [Formerly known as LOCHRYAN FORMATION (OBSOLETE NAME AND CODE: USE KKF) - Old code was LRYN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101352
type: Concept
is lexicon entry: KKH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2242
equivalence description: [Formerly known as KIRK HILL CONGLOMERATE.] of Rolfe (1960)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101353
type: Concept
is lexicon entry: KKH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3439
equivalence description: [Formerly known as QUARTZITE-CONGLOMERATE.] of Read (1927).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101354
type: Concept
is lexicon entry: KKHP
has equivalence type: LATRL
has equivalent lexicon entry: st 410
equivalence description: [Otherwise known as HAWICK GROUP UNDIVIDED.] Webb et al., 1993, White et al., 1991

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101355
type: Concept
is lexicon entry: KKHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 659
equivalence description: [Formerly known as BUCKHOLM FORMATION.] These beds formed part of the Buckholm Formation of the Gala Group, as described by Kassi and Weir, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101356
type: Concept
is lexicon entry: KKHP
has equivalence type: OBSLTE
has equivalent lexicon entry: HWK
equivalence description: [Formerly known as HAWICK GROUP.] Formerly within the undivided Hawick Group: Webb et al., 1993, White et al., 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101357
type: Concept
is lexicon entry: KKHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3446
equivalence description: [Formerly known as QUEENSBURY FORMATION.] Part of these beds were formerly included in the Queensbury Formation of Webb et al., 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101358
type: Concept
is lexicon entry: KKHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3447
equivalence description: [Formerly known as QUEENSBURY GRITS.] Part of these beds were formerly included in the Queensbury Grits of Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101359
type: Concept
is lexicon entry: KKSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2238
equivalence description: [Formerly known as KINNEIL KERSE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101360
type: Concept
is lexicon entry: KLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2153
equivalence description: [Formerly known as KELLAWAYS BEDS - Old code was also KLB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101361
type: Concept
is lexicon entry: KLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2154
equivalence description: [Formerly known as KELLAWAYS BEDS FORMATION.] Gaunt et al., 1992

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101362
type: Concept
is lexicon entry: KLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2157
equivalence description: [Formerly known as KELLAWAYS FORMATION PLUS CAYTON CLAY FORMATION.] IN areas excluding the Cleveland Basin (Page, 1989).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101363
type: Concept
is lexicon entry: KLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2159
equivalence description: [Formerly known as KELLAWAYS ROCK PLUS KELLAWAYS CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101364
type: Concept
is lexicon entry: KLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2155
equivalence description: [Formerly known as KELLAWAYS CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101365
type: Concept
is lexicon entry: KLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2156
equivalence description: [Formerly known as KELLAWAYS CLAY MEMBER PLUS CAYTON CLAY FORMATION.] (In areas excluding the Cleveland Basin) of Page, 1989; the latter unit is the smooth basal unit of the Kellaways Clay as defined herein.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101366
type: Concept
is lexicon entry: KLLQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2236
equivalence description: [Formerly known as KINLOCHLAGGAN QUARTZITE - Old code was DAKQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101367
type: Concept
is lexicon entry: KLMB
has equivalence type: LATRL
has equivalent lexicon entry: LSMB
equivalence description: [Otherwise known as LISTERI MARINE BAND.] National Standard name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101368
type: Concept
is lexicon entry: KLMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2211
equivalence description: [Formerly known as KILBIRNIE MUDSTONE FORMATION - Old code was also KLMD.] Rank reduced to Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101369
type: Concept
is lexicon entry: KLMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2379
equivalence description: [Formerly known as LIMESTONE COAL GROUP.] In part: the Kilbirnie Mudstone Member was formerly the lower part of the Limestone Coal Group of North Ayrshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101370
type: Concept
is lexicon entry: KLN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2223
equivalence description: [Formerly known as KILN BANK MEMBER - Old code was also KLN.] Lithological epithet added [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101371
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2151
equivalence description: [Formerly known as KELLAWAYS (OR KELLAWAY) ROCK.] of early authors: see Arkell, 1933

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101372
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2152
equivalence description: [Formerly known as KELLAWAYS (OR KELLAWAY) STONE.] of early authors: see Arkell, 1933

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101373
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2158
equivalence description: [Formerly known as KELLAWAYS ROCK - Old code was KLR.] Townsend, J, 1813.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101374
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2160
equivalence description: [Formerly known as KELLAWAYS SAND.] Gaunt et al., 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101375
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2161
equivalence description: [Formerly known as KELLAWAYS SAND MEMBER PLUS KELLAWAYS ROCK MEMBER.] Gaunt et al., 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101376
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2162
equivalence description: [Formerly known as KELLAWAYS SAND PLUS CAVE ROCK MEMBER.] Page, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101377
type: Concept
is lexicon entry: KLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2163
equivalence description: [Formerly known as KELLAWAYS SAND PLUS KELLAWAYS ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101378
type: Concept
is lexicon entry: KLSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2224
equivalence description: [Formerly known as KILNSEY LIMESTONE - Old code was also KLSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101379
type: Concept
is lexicon entry: KMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101380
type: Concept
is lexicon entry: KMBR
has equivalence type: LATRL
has equivalent lexicon entry: st 226
equivalence description: [Otherwise known as CREETOWN GRANITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101381
type: Concept
is lexicon entry: KMF
has equivalence type: OBSLTE
has equivalent lexicon entry: KNDL
equivalence description: [Formerly known as KENDAL GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101382
type: Concept
is lexicon entry: KMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2247
equivalence description: [Formerly known as KIRKBY MOOR FLAG FORMATION - Old code was also KMF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101383
type: Concept
is lexicon entry: KMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2248
equivalence description: [Formerly known as KIRKBY MOOR FLAGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101384
type: Concept
is lexicon entry: KMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3777
equivalence description: [Formerly known as SCOUT HILL FLAGS - Old code was SCH.] Shaw, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101385
type: Concept
is lexicon entry: KMF
has equivalence type: OBSLTE
has equivalent lexicon entry: UND
equivalence description: [Formerly known as UNDERBARROW FLAG FORMATION - Old code was UND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101386
type: Concept
is lexicon entry: KMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4472
equivalence description: [Formerly known as UPPER SLATES OF KENDAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101387
type: Concept
is lexicon entry: KMGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2250
equivalence description: [Formerly known as KIRKHAM FORMATION.] sensu Thomas, G S P, in Bowen, 1999, p.95.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101388
type: Concept
is lexicon entry: KMMB
has equivalence type: LATRL
has equivalent lexicon entry: SOMB
equivalence description: [Otherwise known as SUTTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101389
type: Concept
is lexicon entry: KMN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2274
equivalence description: [Formerly known as KIRKMAIDEN BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101390
type: Concept
is lexicon entry: KMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2177
equivalence description: [Formerly known as KENTMERE FORMATION.] Part of: Soper and Numan, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101391
type: Concept
is lexicon entry: KMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2178
equivalence description: [Formerly known as KENTMERE PIKE FORMATION - Old code was also KMR.] Lithological epithet re-introduced [D Millward] 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101392
type: Concept
is lexicon entry: KMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2179
equivalence description: [Formerly known as KENTMERE PIKE RHYOLITES.] Unit No. 6 of Mitchell, G H, 1929

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101393
type: Concept
is lexicon entry: KN1
has equivalence type: LATRL
has equivalent lexicon entry: st 103
equivalence description: [Otherwise known as BERESFORD SEAM.] At Tilmanstone and Snowdown collieries.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101394
type: Concept
is lexicon entry: KN6
has equivalence type: LATRL
has equivalent lexicon entry: st 2
equivalence description: [Otherwise known as 'F' SEAM.] At Betteshanger Colliery

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101395
type: Concept
is lexicon entry: KN6
has equivalence type: LATRL
has equivalent lexicon entry: st 585
equivalence description: [Otherwise known as MILLYARD SEAM.] At Snowdown Colliery

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101396
type: Concept
is lexicon entry: KN7
has equivalence type: LATRL
has equivalent lexicon entry: st 4
equivalence description: [Otherwise known as 'H' SEAM.] At Betteshanger Colliery

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101397
type: Concept
is lexicon entry: KN7
has equivalence type: LATRL
has equivalent lexicon entry: st 614
equivalence description: [Otherwise known as NO.5 SEAM.] At Chislet Colliery

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101398
type: Concept
is lexicon entry: KNB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2219
equivalence description: [Formerly known as KILLEN BURN FISH BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101399
type: Concept
is lexicon entry: KNCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 286
equivalence description: [Formerly known as BASAL GRAMPIAN DIVISION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101400
type: Concept
is lexicon entry: KNCG
has equivalence type: OBSLTE
has equivalent lexicon entry: GTWN
equivalence description: [Formerly known as GRANTOWN FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101401
type: Concept
is lexicon entry: KNCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3154
equivalence description: [Formerly known as ORD BAN SUBGROUP.] Kincraig Limestone and Quartzite Succession.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101402
type: Concept
is lexicon entry: KNFIG
has equivalence type: OBSLTE
has equivalent lexicon entry: BSA
equivalence description: [Formerly known as BLOWN SAND.] British Geological Survey

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101403
type: Concept
is lexicon entry: KNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2292
equivalence description: [Formerly known as KNOCKGARDNER FORMATION.] Cocks and Toghill, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101404
type: Concept
is lexicon entry: KNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2293
equivalence description: [Formerly known as KNOCKGARDNER SHALES - Old code was also KNG.] Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101405
type: Concept
is lexicon entry: KNHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2289
equivalence description: [Formerly known as KNOCK HEAD GRIT.] (Still within Whitehills Grit Formation. Stephenson, D, et al, 1993).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101406
type: Concept
is lexicon entry: KNHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4485
equivalence description: [Formerly known as UPPERMOST PART OF WHITEHILLS GROUP.] (Read, H H, 1923, p.52).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101407
type: Concept
is lexicon entry: KNN
has equivalence type: LATRL
has equivalent lexicon entry: st 87
equivalence description: [Otherwise known as BATHAMPTON DOWN MEMBER.] One of 5 members recognized by Campbell et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101408
type: Concept
is lexicon entry: KNN
has equivalence type: LATRL
has equivalent lexicon entry: st 121
equivalence description: [Otherwise known as BLEADON MEMBER.] One of 5 members recognized by Campbell et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101409
type: Concept
is lexicon entry: KNN
has equivalence type: LATRL
has equivalent lexicon entry: st 457
equivalence description: [Otherwise known as KENN COURT MEMBER.] One of 5 members recognized by Campbell et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101410
type: Concept
is lexicon entry: KNN
has equivalence type: LATRL
has equivalent lexicon entry: st 458
equivalence description: [Otherwise known as KENNPIER MEMBER.] One of 5 members recognized by Campbell et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101411
type: Concept
is lexicon entry: KNN
has equivalence type: LATRL
has equivalent lexicon entry: st 608
equivalence description: [Otherwise known as NIGHTINGALE MEMBER.] One of 5 members recognized by Campbell et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101412
type: Concept
is lexicon entry: KNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 699
equivalence description: [Formerly known as BURTHEL BEDS.] Outcrops of this unit were previously shown incorrectly as Burthel Beds on 1:50K sheet 264.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101413
type: Concept
is lexicon entry: KNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2173
equivalence description: [Formerly known as KENN GRAVELS.] Kellaway and Welch, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101414
type: Concept
is lexicon entry: KNN
has equivalence type: OBSLTE
has equivalent lexicon entry: SGUO
equivalence description: [Formerly known as SAND AND GRAVEL OF UNKNOWN ORIGIN.] Whittaker and Green, 1983. 1:50 000 Sheet 279.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101415
type: Concept
is lexicon entry: KNPK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2290
equivalence description: [Formerly known as KNOCK PIKE FORMATION - Old code was also KNPK.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101416
type: Concept
is lexicon entry: KNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2296
equivalence description: [Formerly known as KNOWLE SANDSTONES - Old code was also KNS.] Knowle Sandstone of Edmonds, and others, 1968 also included "Creedy Park Sandstone" recognised in Exeter district).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101417
type: Concept
is lexicon entry: KNSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 668
equivalence description: [Formerly known as BUDDON SANDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101418
type: Concept
is lexicon entry: KNSA
has equivalence type: OBSLTE
has equivalent lexicon entry: LEKI
equivalence description: [Formerly known as KINGSTON BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101419
type: Concept
is lexicon entry: KNSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2630
equivalence description: [Formerly known as LOWER MOTTLED SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101420
type: Concept
is lexicon entry: KNSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2287
equivalence description: [Formerly known as KNIGHTON SAND AND GRAVEL - Old code was also KNSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101421
type: Concept
is lexicon entry: KNV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 697
equivalence description: [Formerly known as BURNTISLAND LAVAS.] Former local and informal name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101422
type: Concept
is lexicon entry: KNW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1058
equivalence description: [Formerly known as CORNSTONE BEDS - Old code was CRNI.] In Stirlingshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101423
type: Concept
is lexicon entry: KNW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1059
equivalence description: [Formerly known as CORNSTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101424
type: Concept
is lexicon entry: KNW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3395
equivalence description: [Formerly known as POWMILL FORMATION.] In west Fife.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101425
type: Concept
is lexicon entry: KNY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2295
equivalence description: [Formerly known as KNORRI CLAYS - Old code was also KNY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101426
type: Concept
is lexicon entry: KNYMB
has equivalence type: LATRL
has equivalent lexicon entry: AMMB
equivalence description: [Otherwise known as AMALIAE MARINE BAND.] Ransbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101427
type: Concept
is lexicon entry: KOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 918
equivalence description: [Formerly known as CHLORITIC SANDS AND SANDSTONES.] in part- Tate, 1865; Hume 1897

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101428
type: Concept
is lexicon entry: KOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2214
equivalence description: [Formerly known as KILCOAN SANDS MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101429
type: Concept
is lexicon entry: KOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3815
equivalence description: [Formerly known as SENONIAN GREENSANDS.] Manning, Robbie and Wilson, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101430
type: Concept
is lexicon entry: KOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4385
equivalence description: [Formerly known as UPPER GLAUCONITIC BEDS.] in part -- Hancock, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101431
type: Concept
is lexicon entry: KOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4391
equivalence description: [Formerly known as UPPER HIBERNIAN GREENSANDS.] Reid, 1971

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101432
type: Concept
is lexicon entry: KPF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2297
equivalence description: [Formerly known as KNOX PULPIT FORMATION - Old code was also KPF.] Name expanded from Knox Pulpit Formation to Knox Pulpit Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101433
type: Concept
is lexicon entry: KPGR
has equivalence type: OBSLTE
has equivalent lexicon entry: FPGR
equivalence description: [Formerly known as FLOOD PLAIN GRAVEL - Old code was FPGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101434
type: Concept
is lexicon entry: KPGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2170
equivalence description: [Formerly known as KEMPTON PARK GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101435
type: Concept
is lexicon entry: KPGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2171
equivalence description: [Formerly known as KEMPTON PARK MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101436
type: Concept
is lexicon entry: KPGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4380
equivalence description: [Formerly known as UPPER FLOODPLAIN TERRACE.] Dewey and Bromehead, 1921.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101437
type: Concept
is lexicon entry: KPSG
has equivalence type: LATRL
has equivalent lexicon entry: KEPO
equivalence description: [Otherwise known as KEITH-PORTSOY GRANITE.] The term Keith-Portsoy syn-tectonic Granitic Suite was introduced in error and should not be used. The term Keith -Portsoy Granite has precedence.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101438
type: Concept
is lexicon entry: KRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2226
equivalence description: [Formerly known as KILRANNY CONGLOMERATE - Old code was also KRC.] Williams, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101439
type: Concept
is lexicon entry: KRK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2277
equivalence description: [Formerly known as KIRKTON BEDS.] (Hepworth, 1981)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101440
type: Concept
is lexicon entry: KRKMB
has equivalence type: LATRL
has equivalent lexicon entry: EMMB
equivalence description: [Otherwise known as EDMONDIA MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101441
type: Concept
is lexicon entry: KRM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2251
equivalence description: [Formerly known as KIRKHAM MUDSTONE FORMATION - Old code was also KRM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101442
type: Concept
is lexicon entry: KRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1089
equivalence description: [Formerly known as COVENTRY SANDSTONE (MIDDLE PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101443
type: Concept
is lexicon entry: KRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1630
equivalence description: [Formerly known as FOURTH TERRACE (RIVER SEVERN).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101444
type: Concept
is lexicon entry: KRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2209
equivalence description: [Formerly known as KIDDERMINSTER TERRACE.] (Wills, L J, 1958).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101445
type: Concept
is lexicon entry: KRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2210
equivalence description: [Formerly known as KIDDERMINSTER TERRACE DEPOSITS (RIVER SEVERN) - Old code was also KRT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101446
type: Concept
is lexicon entry: KRW
has equivalence type: OBSLTE
has equivalent lexicon entry: KRW
equivalence description: [Formerly known as KIRKWOOD FORMATION.] Formerly 'KRF'

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101447
type: Concept
is lexicon entry: KSDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2180
equivalence description: [Formerly known as KERSDOWN BEDS.] Webby and Thomas, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101448
type: Concept
is lexicon entry: KSDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2181
equivalence description: [Formerly known as KERSDOWN CHERT FORMATION - Old code was also KSDC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101449
type: Concept
is lexicon entry: KSDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2831
equivalence description: [Formerly known as MIDDLE BAMPTON CHERTS.] Thomas, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101450
type: Concept
is lexicon entry: KSDSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2275
equivalence description: [Formerly known as KIRKSTEAD MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101451
type: Concept
is lexicon entry: KSHW
has equivalence type: LATRL
has equivalent lexicon entry: st 460
equivalence description: [Otherwise known as KERSHAW MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101452
type: Concept
is lexicon entry: KSHW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2182
equivalence description: [Formerly known as KERSHAW MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101453
type: Concept
is lexicon entry: KSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2227
equivalence description: [Formerly known as KINCURDIE SILTS FORMATION.] Former incorrect spelling of place name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101454
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 468
equivalence description: [Formerly known as BLACK SLATES OF SKIDDAW.] Ward, 1876

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101455
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 485
equivalence description: [Formerly known as BLAKEFELL "MUDSTONE".] Simpson, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101456
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2243
equivalence description: [Formerly known as KIRK STILE SLATES.] Eastwood et al, 1933; Jackson, 1978

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101457
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2276
equivalence description: [Formerly known as KIRKSTILE SLATES.] Dixon, 1925; Simpson, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101458
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2944
equivalence description: [Formerly known as MOSSER SLATES.] Eastwood et al 1933; Simpson, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101459
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2945
equivalence description: [Formerly known as MOSSER STRIPED SLATES.] Dixon, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101460
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2946
equivalence description: [Formerly known as MOSSER-KIRKSTILE SLATES.] Rose, 1955; Jackson, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101461
type: Concept
is lexicon entry: KST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4063
equivalence description: [Formerly known as SUNDERLAND SLATES.] Simpson, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101462
type: Concept
is lexicon entry: HBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 13
equivalence description: [Formerly known as 'MULATTO'.] a collective term for the greensands, conglomerates and marls beneath the White Limestone (Whitehurst, 1786);

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101463
type: Concept
is lexicon entry: HBG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 382
equivalence description: [Formerly known as GREENSANDS.] Portlock 1843

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101464
type: Concept
is lexicon entry: HBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1975
equivalence description: [Formerly known as HIBERNIAN GREENSAND.] Tate, 1865

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101465
type: Concept
is lexicon entry: HBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1976
equivalence description: [Formerly known as HIBERNIAN GREENSANDS (PART).] Hancock, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101466
type: Concept
is lexicon entry: HBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1977
equivalence description: [Formerly known as HIBERNIAN GTREENSAND FORMATION.] BGS publications and Fletcher, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101467
type: Concept
is lexicon entry: HBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4328
equivalence description: [Formerly known as UPPER AND LOWER HIBERNIAN GREENSANDS.] Reid, 1971

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101468
type: Concept
is lexicon entry: HBMB
has equivalence type: LATRL
has equivalent lexicon entry: LSMB
equivalence description: [Otherwise known as LISTERI MARINE BAND.] Hard Bed Marine Band is a local [Yorkshire Coalfield] name for the Listeri Marine Band.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101469
type: Concept
is lexicon entry: HBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1327
equivalence description: [Formerly known as DRYBROOK LIMESTONE.] Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101470
type: Concept
is lexicon entry: HBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2062
equivalence description: [Formerly known as HUNTS BAY GROUP.] Wilson, et al., 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101471
type: Concept
is lexicon entry: HBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2063
equivalence description: [Formerly known as HUNTS BAY OOLITE FORMATION - Old code was also HBO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101472
type: Concept
is lexicon entry: HBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2064
equivalence description: [Formerly known as HUNTS BAY OOLITE GROUP - Old code was also HBO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101473
type: Concept
is lexicon entry: HBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1883
equivalence description: [Formerly known as HAFFIELD CONGLOMERATE.] Phillips, 1848.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101474
type: Concept
is lexicon entry: HBTC
has equivalence type: LATRL
has equivalent lexicon entry: st 415
equivalence description: [Otherwise known as HIGHER BENT MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101475
type: Concept
is lexicon entry: HBTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1984
equivalence description: [Formerly known as HIGHER BENT MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101476
type: Concept
is lexicon entry: HBW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3497
equivalence description: [Formerly known as RED BEDS.] eg Rickards, R B, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101477
type: Concept
is lexicon entry: HBX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1991
equivalence description: [Formerly known as HIGHLAND BORDER SERIES.] Barrow, 1901.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101478
type: Concept
is lexicon entry: HBX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1992
equivalence description: [Formerly known as HIGHLAND BOUNDARY COMPLEX - Old code was also HBX.] Henderson and Fortey, 1982; also used on BGS 1:50 000 Sheets 30W (Greenock), 38W (Ben Lomond) and Arran special sheet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101479
type: Concept
is lexicon entry: HBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3846
equivalence description: [Formerly known as SHINETON SHALES - Old code was SHSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101480
type: Concept
is lexicon entry: HCF
has equivalence type: LATRL
has equivalent lexicon entry: st 369
equivalence description: [Otherwise known as GOURDIE CONGLOMERATE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101481
type: Concept
is lexicon entry: HCF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1942
equivalence description: [Formerly known as HATTON CONGLOMERATE FORMATION - Old code was also HCF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101482
type: Concept
is lexicon entry: HCG
has equivalence type: LATRL
has equivalent lexicon entry: st 600
equivalence description: [Otherwise known as NARNELLS GRIT.] Lapworth and Watts, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101483
type: Concept
is lexicon entry: HCHC
has equivalence type: LATRL
has equivalent lexicon entry: st 416
equivalence description: [Otherwise known as HIGHER CHAMBER MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101484
type: Concept
is lexicon entry: HCHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1985
equivalence description: [Formerly known as HIGHER CHAMBER MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101485
type: Concept
is lexicon entry: HCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2026
equivalence description: [Formerly known as HOLYWELL CHALK MEMBER - Old code was also HCK.] Under this name it did not include the Plenus Marls

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101486
type: Concept
is lexicon entry: HCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2507
equivalence description: [Formerly known as LOWER AND MIDDLE HOLYWELL BEDS.] (Of Mortimer, 1986).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101487
type: Concept
is lexicon entry: HCR
has equivalence type: LATRL
has equivalent lexicon entry: WYR
equivalence description: [Otherwise known as WICKERSLEY ROCK.] Supposed correlative (qv).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101488
type: Concept
is lexicon entry: HCSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4369
equivalence description: [Formerly known as UPPER DEVONIAN PURPLE AND GREEN SLATE.] Reid, C, et al, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101489
type: Concept
is lexicon entry: HD
has equivalence type: LATRL
has equivalent lexicon entry: ETM
equivalence description: [Otherwise known as ETRURIA FORMATION.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101490
type: Concept
is lexicon entry: HDBC
has equivalence type: LATRL
has equivalent lexicon entry: st 345
equivalence description: [Otherwise known as GANISTER COAL.] Name used in some parts of South Yorkshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101491
type: Concept
is lexicon entry: HDMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2030
equivalence description: [Formerly known as HOMOCERAS MAGISTRORUM MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101492
type: Concept
is lexicon entry: HDY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1954
equivalence description: [Formerly known as HEADLEY FORMATION - Old code was also HDY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101493
type: Concept
is lexicon entry: HE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1955
equivalence description: [Formerly known as HEADON BEDS - Old code was also HE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101494
type: Concept
is lexicon entry: HEATH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1550
equivalence description: [Formerly known as FIFTH (BUSHLEY GREEN LOWER PART) TERRACE OF THE SEVERN.] Worssam et al, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101495
type: Concept
is lexicon entry: HEBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2228
equivalence description: [Formerly known as KINDERSCOUT GRIT GROUP.] Formerly referred to as Kinderscout Grit Group of Bradford (Stephens, 1953), unsuitable as there is a sandstone already called Kinderscout Grit, and the name has also been used for the Stage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101496
type: Concept
is lexicon entry: HEH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1969
equivalence description: [Formerly known as HEYSHAM HARBOUR SANDSTONE FORMATION - Old code was also HEH.] Treated as a Formation on 1:50000 BGS Sheet 59 (Lancaster); now reverts to Bed status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101497
type: Concept
is lexicon entry: HEM
has equivalence type: LATRL
has equivalent lexicon entry: WARP
equivalence description: [Otherwise known as WARP.] As recorded in historical borehole logs and in other written accounts.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101498
type: Concept
is lexicon entry: HEM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1964
equivalence description: [Formerly known as HEMINGBROUGH GLACIAL LAKE FORMATION - Old code was also HEM.] Initial name, subsequently revised before extensive use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101499
type: Concept
is lexicon entry: HEM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3705
equivalence description: [Formerly known as SAND OF THE 25 FOOT DRIFT.] Part of the Formation was placed in this category. British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101500
type: Concept
is lexicon entry: HEM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3869
equivalence description: [Formerly known as SILT AND CLAY OF THE 25 FOOT DRIFT.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101501
type: Concept
is lexicon entry: HEMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1966
equivalence description: [Formerly known as HEMSWORTH DIVISION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101502
type: Concept
is lexicon entry: HER
has equivalence type: LATRL
has equivalent lexicon entry: WDS
equivalence description: [Otherwise known as WARMDEN SANDSTONE.] Probable correlative in the Accrington area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101503
type: Concept
is lexicon entry: HETD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 83
equivalence description: [Formerly known as AMBASTON MEMBER.] of the Derwent (Bowen, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101504
type: Concept
is lexicon entry: HETD
has equivalence type: OBSLTE
has equivalent lexicon entry: HETD
equivalence description: [Formerly known as HEMINGTON MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101505
type: Concept
is lexicon entry: HETD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1965
equivalence description: [Formerly known as HEMINGTON TERRACE DEPOSITS - Old code was also HETD.] eg Carney et al, 2002.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101506
type: Concept
is lexicon entry: HEY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 330
equivalence description: [Formerly known as BEARSTONE SANDSTONES - Old code was BSS.] Now subsumed into the Helsby Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101507
type: Concept
is lexicon entry: HEY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2202
equivalence description: [Formerly known as KEUPER SANDSTONE, LOWER - Old code was LKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101508
type: Concept
is lexicon entry: HF
has equivalence type: LATRL
has equivalent lexicon entry: st 556
equivalence description: [Otherwise known as MANGANESE GROUP.] Matley and Wilson, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101509
type: Concept
is lexicon entry: HF
has equivalence type: LATRL
has equivalent lexicon entry: TYF
equivalence description: [Otherwise known as TRWYN Y FULFRAN FORMATION.] Lateral equivalent on the Pwllheli (134) sheet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101510
type: Concept
is lexicon entry: HF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1884
equivalence description: [Formerly known as HAFOTTY GROUP.] Andrew, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101511
type: Concept
is lexicon entry: HFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1867
equivalence description: [Formerly known as GROUPING OF HARFORD SANDS.] Buckman, J, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101512
type: Concept
is lexicon entry: HFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1927
equivalence description: [Formerly known as HARFORD SANDS MEMBER.] Mudge, D C, 1978a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101513
type: Concept
is lexicon entry: HFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3014
equivalence description: [Formerly known as NAUNTON CLAY.] Richardson, L, 1929, p.39.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101514
type: Concept
is lexicon entry: HFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3906
equivalence description: [Formerly known as SNOWSHILL CLAY.] Buckman, J, 1897.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101515
type: Concept
is lexicon entry: HFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3990
equivalence description: [Formerly known as STANWAY HILL FORMATION.] Parsons, C F, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101516
type: Concept
is lexicon entry: HFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4205
equivalence description: [Formerly known as TILESTONE.] Buckman, J, 1901.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101517
type: Concept
is lexicon entry: HFFL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1988
equivalence description: [Formerly known as HIGHFIELD FARM LIMESTONE - Old code was also HFFL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101518
type: Concept
is lexicon entry: HGA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1885
equivalence description: [Formerly known as HAGLEY ASH - Old code was also HGA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101519
type: Concept
is lexicon entry: HGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1913
equivalence description: [Formerly known as HANGED MAN MEMBER (FORMER FORMATION) - Old code was also HGF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101520
type: Concept
is lexicon entry: HGGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2008
equivalence description: [Formerly known as HOGHILL GRAVEL FORMATION - Old code was also HGGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101521
type: Concept
is lexicon entry: HGMS
has equivalence type: LATRL
has equivalent lexicon entry: HASA
equivalence description: [Otherwise known as HANGMAN SANDSTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101522
type: Concept
is lexicon entry: HGMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1916
equivalence description: [Formerly known as HANGMAN GRITS - Old code was HAG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101523
type: Concept
is lexicon entry: HGP
has equivalence type: LATRL
has equivalent lexicon entry: SMGP
equivalence description: [Otherwise known as STAINMORE FORMATION.] Hensingham Group might be obsolete and replaced by Stainmore Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101524
type: Concept
is lexicon entry: HGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 362
equivalence description: [Formerly known as BEDS INCLUDED IN 'MILLSTONE GRIT'.] From Sheets 28 (Whitehaven) and 23 (Cockermouth).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101525
type: Concept
is lexicon entry: HGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1890
equivalence description: [Formerly known as HALDON GRAVEL - Old code was also HGR.] Unit given formal rank of Formation on the recommendation of RJO Hamblin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101526
type: Concept
is lexicon entry: HGSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1886
equivalence description: [Formerly known as HAGLEY SHALES - Old code was also HGSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101527
type: Concept
is lexicon entry: HGV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1881
equivalence description: [Formerly known as HADDISCOE SANDS AND GRAVELS - Old code was also HGV.] Arthurton et al., 1994; Moorlock et al., 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101528
type: Concept
is lexicon entry: HGV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4495
equivalence description: [Formerly known as VALLEY FLANK SANDS AND GRAVELS.] Bridge and Hopson, 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101529
type: Concept
is lexicon entry: HGY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1885
equivalence description: [Formerly known as HAGLEY ASH - Old code was HGA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101530
type: Concept
is lexicon entry: HGY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1887
equivalence description: [Formerly known as HAGLEY VOLCANIC GROUP - Old code was HVG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101531
type: Concept
is lexicon entry: HHC
has equivalence type: LATRL
has equivalent lexicon entry: st 459
equivalence description: [Otherwise known as KENT'S THICK COAL.] Name used in parts of Yorkshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101532
type: Concept
is lexicon entry: HHC
has equivalence type: LATRL
has equivalent lexicon entry: st 559
equivalence description: [Otherwise known as MAPPLEWELL COAL.] Name used in parts of Yorkshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101533
type: Concept
is lexicon entry: HHD
has equivalence type: OBSLTE
has equivalent lexicon entry: NHQ
equivalence description: [Formerly known as HOLYHEAD QUARTZITE.] Greenly, 1919.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101534
type: Concept
is lexicon entry: HHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1997
equivalence description: [Formerly known as HILL HOUSE FLAGS - Old code was also HHF.] The Unit is given "informal" Member status pending fuller study of the components of the Upper Comley Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101535
type: Concept
is lexicon entry: HHGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1998
equivalence description: [Formerly known as HILL HOUSE GRITS - Old code was also HHGT.] The Unit is given "informal" Member status pending fuller study of the components of the Upper Comley Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101536
type: Concept
is lexicon entry: HHL
has equivalence type: LATRL
has equivalent lexicon entry: PTLS
equivalence description: [Otherwise known as PETERSHILL LIMESTONE.] Computer Code PTLS

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101537
type: Concept
is lexicon entry: HHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1105
equivalence description: [Formerly known as CRAIGBURN LIMESTONE - Old code was CNLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101538
type: Concept
is lexicon entry: HHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: PGLS
equivalence description: [Formerly known as PRODUCTUS GIGANTEUS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101539
type: Concept
is lexicon entry: HHMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101540
type: Concept
is lexicon entry: HHOC
has equivalence type: LATRL
has equivalent lexicon entry: st 412
equivalence description: [Otherwise known as HELL HOLE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101541
type: Concept
is lexicon entry: HHOC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1958
equivalence description: [Formerly known as HELL HOLE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101542
type: Concept
is lexicon entry: HHR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1980
equivalence description: [Formerly known as HIGH HAUME RHYOLITE - Old code was also HHR.] Rose and Dunham, 1977

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101543
type: Concept
is lexicon entry: HHR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1981
equivalence description: [Formerly known as HIGH HAUME VOLCANIC FORMATION - Old code was also HHR.] Change of lithological epithet [D Millward] 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101544
type: Concept
is lexicon entry: HHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1901
equivalence description: [Formerly known as HAM HILL STONE - Old code was also HHS.] Woodward, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101545
type: Concept
is lexicon entry: HHSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1999
equivalence description: [Formerly known as HILL HOUSE SHALES - Old code was also HHSH.] The Unit is given "informal" Member status pending fuller study of the components of the Upper Comley Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101546
type: Concept
is lexicon entry: HHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1930
equivalence description: [Formerly known as HARRATH TUFFS AND LAVAS.] Mathieson, N A, 1987

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101547
type: Concept
is lexicon entry: HHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3558
equivalence description: [Formerly known as RHYOLITIC SERIES.] Green, J F N, 1913

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101548
type: Concept
is lexicon entry: HHTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2023
equivalence description: [Formerly known as HOLT HEATH TERRACE DEPOSITS - Old code was also HHTD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101549
type: Concept
is lexicon entry: HIL
has equivalence type: LATRL
has equivalent lexicon entry: ULL
equivalence description: [Otherwise known as UPPER LINCOLNSHIRE LIMESTONE MEMBER.] Hibaldstow Limestone is a local name for the Upper Lincolnshire Limestone Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101550
type: Concept
is lexicon entry: HIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1971
equivalence description: [Formerly known as HIBALDSTOW LIMESTONE MEMBER - Old code was also HIL.] Member status revoked; reverts to informal usage (recommended by M G Sumbler, 25/09/2005).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101551
type: Concept
is lexicon entry: HIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1972
equivalence description: [Formerly known as HIBALDSTOW LIMESTONES - Old code was also HIL.] Ussher et al. 1990

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101552
type: Concept
is lexicon entry: HIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1973
equivalence description: [Formerly known as HIBALDSTOW LIMESTONES MEMBER.] Gaunt, et al. 1992

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101553
type: Concept
is lexicon entry: HIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1974
equivalence description: [Formerly known as HIBALDSTOW OOLITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101554
type: Concept
is lexicon entry: HILS
has equivalence type: LATRL
has equivalent lexicon entry: st 443
equivalence description: [Otherwise known as INDEX LIMESTONE.] Supposed correlative (qv).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101555
type: Concept
is lexicon entry: HIMA
has equivalence type: LATRL
has equivalent lexicon entry: st 475
equivalence description: [Otherwise known as LADY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101556
type: Concept
is lexicon entry: HIMA
has equivalence type: LATRL
has equivalent lexicon entry: st 786
equivalence description: [Otherwise known as STONE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101557
type: Concept
is lexicon entry: HIR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2006
equivalence description: [Formerly known as HIRNANT LIMESTONE - Old code was also HIR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101558
type: Concept
is lexicon entry: HIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2005
equivalence description: [Formerly known as HIND SANDSTONE MEMBER - Old code was also HIS.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101559
type: Concept
is lexicon entry: HIS
has equivalence type: OBSLTE
has equivalent lexicon entry: NFG
equivalence description: [Formerly known as NEWTON FELLS GRIT - Old code was NFG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101560
type: Concept
is lexicon entry: HKMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2029
equivalence description: [Formerly known as HOMOCERAS HENKEI MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101561
type: Concept
is lexicon entry: HL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4499
equivalence description: [Formerly known as VAUGHANS D1 ZONE.] Approximately Vaughans D1 Zone (Avonian)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101562
type: Concept
is lexicon entry: HLG
has equivalence type: LATRL
has equivalent lexicon entry: st 902
equivalence description: [Otherwise known as WATLING SHALES.] Blake, J F, 1890.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101563
type: Concept
is lexicon entry: HLG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1962
equivalence description: [Formerly known as HELMETH GRITS.] Lapworth, 1904; 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101564
type: Concept
is lexicon entry: HLGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1899
equivalence description: [Formerly known as HALLAIG SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101565
type: Concept
is lexicon entry: HLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2010
equivalence description: [Formerly known as HOLEHOUSE GILL FORMATION - Old code was also HLH.] Lithological epithet added [D Millward] 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101566
type: Concept
is lexicon entry: HLMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2512
equivalence description: [Formerly known as LOWER BASSY MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101567
type: Concept
is lexicon entry: HLV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1960
equivalence description: [Formerly known as HELLVELLYN FORMATION - Old code was also HLV.] Lithological epithet reintroduced [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101568
type: Concept
is lexicon entry: HLV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1963
equivalence description: [Formerly known as HELWELLYN TUFF MEMBER - Old code was also HLV.] Unit re-ranked and lithological epithet removed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101569
type: Concept
is lexicon entry: HLY
has equivalence type: LATRL
has equivalent lexicon entry: st 39
equivalence description: [Otherwise known as ARDEN SANDSTONE.] Probable lateral equivalent in central Midlands and Worcester Basin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101570
type: Concept
is lexicon entry: HLY
has equivalence type: LATRL
has equivalent lexicon entry: st 250
equivalence description: [Otherwise known as DANE HILLS SANDSTONE MEMBER.] Probable lateral equivalent in Leicestershire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101571
type: Concept
is lexicon entry: HLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2014
equivalence description: [Formerly known as HOLLYGATE LANE SKERRIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101572
type: Concept
is lexicon entry: HLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2016
equivalence description: [Formerly known as HOLLYGATE SKERRIES.] Elliott, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101573
type: Concept
is lexicon entry: HLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2017
equivalence description: [Formerly known as HOLLYGATE SKERRY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101574
type: Concept
is lexicon entry: HLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2018
equivalence description: [Formerly known as HOLLYGATE SKERRY MEMBER.] Warrington, et al., 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101575
type: Concept
is lexicon entry: HMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1906
equivalence description: [Formerly known as HAMPEN MARLY BEDS.] Arkell, W J, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101576
type: Concept
is lexicon entry: HMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1907
equivalence description: [Formerly known as HAMPEN MARLY FORMATION.] McKerrow, W S and Kennedy, W J, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101577
type: Concept
is lexicon entry: HMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2769
equivalence description: [Formerly known as MARLY BEDS.] Woodward, H B, 1894.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101578
type: Concept
is lexicon entry: HMFL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2019
equivalence description: [Formerly known as HOLM FARM LIMESTONE - Old code was also HMFL.] Plus limestones X and Y all of Brandon et al. (1990).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101579
type: Concept
is lexicon entry: HMG
has equivalence type: LATRL
has equivalent lexicon entry: RN
equivalence description: [Otherwise known as RHINOG FORMATION.] Lateral equivalent on the Harlech Sheet, 135.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101580
type: Concept
is lexicon entry: HMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1959
equivalence description: [Formerly known as HELL'S MOUTH GRITS - Old code was also HMG.] Nicholas, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101581
type: Concept
is lexicon entry: HMMB
has equivalence type: LATRL
has equivalent lexicon entry: MTMB
equivalence description: [Otherwise known as MALTBY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101582
type: Concept
is lexicon entry: HMN
has equivalence type: LATRL
has equivalent lexicon entry: st 102
equivalence description: [Otherwise known as BENSHAM COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101583
type: Concept
is lexicon entry: HMN
has equivalence type: LATRL
has equivalent lexicon entry: st 279
equivalence description: [Otherwise known as E.] British Coal Index

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101584
type: Concept
is lexicon entry: HMR
has equivalence type: LATRL
has equivalent lexicon entry: st 461
equivalence description: [Otherwise known as KEXBOROUGH ROCK.] Probable equivalent in areas farther south.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101585
type: Concept
is lexicon entry: HMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1982
equivalence description: [Formerly known as HIGH MAINS SANDSTONE - Old code was also HMS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101586
type: Concept
is lexicon entry: HMSF
has equivalence type: LATRL
has equivalent lexicon entry: st 238
equivalence description: [Otherwise known as CUTTIES HILLOCK SANDSTONE.] Westoll, 1951.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101587
type: Concept
is lexicon entry: HMSF
has equivalence type: LATRL
has equivalent lexicon entry: st 428
equivalence description: [Otherwise known as HOPEMAN-CUMMINGSTOWN SANDSTONE.] Westoll, 1951.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101588
type: Concept
is lexicon entry: HMSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3719
equivalence description: [Formerly known as SANDSTONES OF CUTTIES HILLOCK (QUARRY WOOD).] Peacock, et al. 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101589
type: Concept
is lexicon entry: HMSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3720
equivalence description: [Formerly known as SANDSTONES OF HOPEMAN.] Peacock, et al. 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101590
type: Concept
is lexicon entry: HMTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4336
equivalence description: [Formerly known as UPPER BOULDER CLAY.] Equates with SOME of the deposits assigned to the "Upper Boulder Clay" by Eastwood et al (1931) and Trotter et al (1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101591
type: Concept
is lexicon entry: HNC
has equivalence type: LATRL
has equivalent lexicon entry: st 336
equivalence description: [Otherwise known as FOXHOLES ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101592
type: Concept
is lexicon entry: HNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2052
equivalence description: [Formerly known as HUNCLIFF [FOXHOLES] ROCK - Old code was also HNC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101593
type: Concept
is lexicon entry: HNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2037
equivalence description: [Formerly known as HORTON FLAGS.] King and Wilcockson, 1934.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101594
type: Concept
is lexicon entry: HNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1915
equivalence description: [Formerly known as HANGING STONE TUFF MEMBER - Old code was also HNG.] Formerly inappropriately ranked in the BGS Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101595
type: Concept
is lexicon entry: HNMB
has equivalence type: LATRL
has equivalent lexicon entry: st 142
equivalence description: [Otherwise known as BRICKWORKS MARINE BAND.] Local name in the Cumberland Coalfield area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101596
type: Concept
is lexicon entry: HNMB
has equivalence type: LATRL
has equivalent lexicon entry: st 317
equivalence description: [Otherwise known as FIRST SMALLEY MARINE BAND.] Local name in the Nottinghamshire Coalfield and parts of Derbyshire, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101597
type: Concept
is lexicon entry: HNMB
has equivalence type: LATRL
has equivalent lexicon entry: st 526
equivalence description: [Otherwise known as LOWER FOOT MARINE BAND.] Local name in part(s) of the Lancashire Coalfield and North Staffordshire, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101598
type: Concept
is lexicon entry: HNMB
has equivalence type: LATRL
has equivalent lexicon entry: st 546
equivalence description: [Otherwise known as M2 MARINE BAND.] Possible correlative local name in part(s) of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101599
type: Concept
is lexicon entry: HNMB
has equivalence type: LATRL
has equivalent lexicon entry: st 572
equivalence description: [Otherwise known as MIDDLE BAND MARINE BAND.] Local name in part(s) of the Yorkshire Coalfield and northern Derbyshire, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101600
type: Concept
is lexicon entry: HNMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 142
equivalence description: [Formerly known as BRICKWORKS MARINE BAND - Old code was BWKMB.] Local name in the Cumberland Coalfield area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101601
type: Concept
is lexicon entry: HNMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 317
equivalence description: [Formerly known as FIRST SMALLEY MARINE BAND - Old code was FSMMB.] Local name in the Nottinghamshire Coalfield and parts of Derbyshire, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101602
type: Concept
is lexicon entry: HNMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 526
equivalence description: [Formerly known as LOWER FOOT MARINE BAND - Old code was LFTMB.] Local name in part(s) of the Lancashire Coalfield and North Staffordshire, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101603
type: Concept
is lexicon entry: HNMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 546
equivalence description: [Formerly known as M2 MARINE BAND - Old code was M2MB.] Possible correlative local name in part(s) of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101604
type: Concept
is lexicon entry: HNMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 572
equivalence description: [Formerly known as MIDDLE BAND MARINE BAND - Old code was MBDMB.] Local name in part(s) of the Yorkshire Coalfield and northern Derbyshire, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101605
type: Concept
is lexicon entry: HNTI
has equivalence type: LATRL
has equivalent lexicon entry: st 429
equivalence description: [Otherwise known as HORDEN MEMBER.] Of the East Durham Formation (Thomas, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101606
type: Concept
is lexicon entry: HNTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1371
equivalence description: [Formerly known as DURHAM UPPER TILL.] Of Smith, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101607
type: Concept
is lexicon entry: HOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2012
equivalence description: [Formerly known as HOLLOWBROOK FORMATION - Old code was also HOB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101608
type: Concept
is lexicon entry: HOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4258
equivalence description: [Formerly known as TRENTISHOE GRITS.] In part only - the rocks of the Hollowbrook Member were formerly included as part of the Trentishoe Grits of Evans (1922) and Lane (1965).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101609
type: Concept
is lexicon entry: HOBGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 718
equivalence description: [Formerly known as BYTH GRAVEL.] Hall et al, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101610
type: Concept
is lexicon entry: HOBGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2040
equivalence description: [Formerly known as HOWE MEMBER.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101611
type: Concept
is lexicon entry: HOBGR
has equivalence type: OBSLTE
has equivalent lexicon entry: HOBGR
equivalence description: [Formerly known as HOWE OF BYTH GRAVEL FORMATION.] Merritt et al, 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101612
type: Concept
is lexicon entry: HOF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2035
equivalence description: [Formerly known as HORRACE FLAGS.] Used on 1:25,000 Special Sheet SD27 (Dalton in Furness).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101613
type: Concept
is lexicon entry: HOHE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2719
equivalence description: [Formerly known as MAIN TERRACE.] (Wills, 1938).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101614
type: Concept
is lexicon entry: HOHE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2720
equivalence description: [Formerly known as MAIN TERRACE DEPOSITS [RIVER SEVERN] - Old code was MNT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101615
type: Concept
is lexicon entry: HOKC
has equivalence type: LATRL
has equivalent lexicon entry: st 427
equivalence description: [Otherwise known as HOOKES VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101616
type: Concept
is lexicon entry: HOKC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 427
equivalence description: [Formerly known as HOOKES VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101617
type: Concept
is lexicon entry: HOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2202
equivalence description: [Formerly known as KEUPER SANDSTONE, LOWER - Old code was LKS.] Lower Keuper Sandstone below the Waterstones (Hull,1869).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101618
type: Concept
is lexicon entry: HOM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4694
equivalence description: [Formerly known as WORSTON SHALES - Old code was WRSH.] The Hodder Mudstone Formation was part of the former Worston Shale Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101619
type: Concept
is lexicon entry: HON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3124
equivalence description: [Formerly known as OIL SHALE GROUP, UPPER - Old code was URO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101620
type: Concept
is lexicon entry: HOSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2033
equivalence description: [Formerly known as HOPE SHALES - Old code was also HOSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101621
type: Concept
is lexicon entry: HOSM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2009
equivalence description: [Formerly known as HOLBORN SANDSTONE FORMATION.] Fletcher & Key, 1992; Nirex 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101622
type: Concept
is lexicon entry: HOTI
has equivalence type: LATRL
has equivalent lexicon entry: st 422
equivalence description: [Otherwise known as HOLKHAM TILL.] Bowen, 1999

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101623
type: Concept
is lexicon entry: HOTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2061
equivalence description: [Formerly known as HUNSTANTON TILL.] Now Obsolete. Gallois, 1978, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101624
type: Concept
is lexicon entry: HOV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2041
equivalence description: [Formerly known as HOY LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101625
type: Concept
is lexicon entry: HOV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2046
equivalence description: [Formerly known as HOY VOLCANIC FORMATION - Old code was also HOV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101626
type: Concept
is lexicon entry: HOWCO
has equivalence type: LATRL
has equivalent lexicon entry: TANHC
equivalence description: [Otherwise known as TAN HILL COAL.] Variant of Tanhill Coal.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101627
type: Concept
is lexicon entry: HOWCO
has equivalence type: LATRL
has equivalent lexicon entry: st 816
equivalence description: [Otherwise known as TANHILL COAL.] Owens and Burgess, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101628
type: Concept
is lexicon entry: HOWY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4364
equivalence description: [Formerly known as UPPER CULM.] Sedgwick and Murchison, 1840.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101629
type: Concept
is lexicon entry: HOY
has equivalence type: LATRL
has equivalent lexicon entry: st 707
equivalence description: [Otherwise known as REPLACED BY ORKNEY SANDSTONE GROUP [OYS].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101630
type: Concept
is lexicon entry: HOY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2043
equivalence description: [Formerly known as HOY SANDSTONE GROUP - Old code was also HOY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101631
type: Concept
is lexicon entry: HOY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2045
equivalence description: [Formerly known as HOY SANDSTONES.] Mykura, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101632
type: Concept
is lexicon entry: HP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2034
equivalence description: [Formerly known as HOPEDALE LIMESTONES - Old code was also HP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101633
type: Concept
is lexicon entry: HPA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1935
equivalence description: [Formerly known as HARTLEPOOL ANHYDRITE - Old code was also HPA.] Marley, 1892; Trechmann, 1913 and Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101634
type: Concept
is lexicon entry: HPBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 256
equivalence description: [Formerly known as BARR BEACON BEDS - Old code was ARBC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101635
type: Concept
is lexicon entry: HPBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2922
equivalence description: [Formerly known as MOIRA BRECCIA - Old code was MOB.] (Or Hopwas Breccia)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101636
type: Concept
is lexicon entry: HPGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1068
equivalence description: [Formerly known as CORTON FORMATION.] Lee et al., 2004.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101637
type: Concept
is lexicon entry: HPSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1920
equivalence description: [Formerly known as HAPPISBURGH SANDS.] Lunkka, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101638
type: Concept
is lexicon entry: HPSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2109
equivalence description: [Formerly known as INTERMEDIATE BEDS.] Banham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101639
type: Concept
is lexicon entry: HPSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1591
equivalence description: [Formerly known as FLOODPLAIN SAND AND GRAVEL.] Brandon, A and Sumbler, M G, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101640
type: Concept
is lexicon entry: HPSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1592
equivalence description: [Formerly known as FLOODPLAIN TERRACE.] Clayton, K M, 1953.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101641
type: Concept
is lexicon entry: HPSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2020
equivalence description: [Formerly known as HOLME PIERREPONT SAND AND GRAVEL - Old code was also HPSG.] Charsley, T J, et al, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101642
type: Concept
is lexicon entry: HPTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1567
equivalence description: [Formerly known as FIRST CROMER TILL.] Banham, 1968; Ranson, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101643
type: Concept
is lexicon entry: HPTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1919
equivalence description: [Formerly known as HAPPISBURGH DIAMICTON.] Lunkka, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101644
type: Concept
is lexicon entry: HPTL
has equivalence type: LATRL
has equivalent lexicon entry: st 741
equivalence description: [Otherwise known as SECOND PIPER COAL [NOTTINGHAM].] Though a separate Second Piper seam is present in the Derby area, the Hospital Coal is probably a partial correlative of the Second Piper Coal in the Nottingham area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101645
type: Concept
is lexicon entry: HRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1928
equivalence description: [Formerly known as HARLOCK GRITS.] Used on 1:25,000 Special Sheet SD27 (Daltan in Furness).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101646
type: Concept
is lexicon entry: HRHC
has equivalence type: LATRL
has equivalent lexicon entry: st 693
equivalence description: [Otherwise known as RAVENHEAD HIGHER DELF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101647
type: Concept
is lexicon entry: HRHC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 693
equivalence description: [Formerly known as RAVENHEAD HIGHER DELF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101648
type: Concept
is lexicon entry: HRLL
has equivalence type: LATRL
has equivalent lexicon entry: JSB
equivalence description: [Otherwise known as JOHNSTONE SHELL BED.] Correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101649
type: Concept
is lexicon entry: HRSC
has equivalence type: OBSLTE
has equivalent lexicon entry: QZT
equivalence description: [Formerly known as QUARTZITE CONGLOMERATE - Old code was QZT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101650
type: Concept
is lexicon entry: HRTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2518
equivalence description: [Formerly known as LOWER BOULDER CLAY OF THE MAIN GLACIATION.] Trotter et al., 1937.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101651
type: Concept
is lexicon entry: HSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2000
equivalence description: [Formerly known as HILLHEAD GROUP.] Mykura, 1991, p322.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101652
type: Concept
is lexicon entry: HSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2001
equivalence description: [Formerly known as HILLHEAD SANDSTONES, FLAGSTONES AND SHALES.] Horne, 1923, p 65.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101653
type: Concept
is lexicon entry: HSCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1922
equivalence description: [Formerly known as HARDRAW SCAR LIMESTONE.] Former mis-spelling based on the original usage "Hardraw Limestone" of Phillips (1836).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101654
type: Concept
is lexicon entry: HSCLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2313
equivalence description: [Formerly known as LAKE FLOOR DEPOSITS.] Trotter et al., 1937.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101655
type: Concept
is lexicon entry: HSH
has equivalence type: LATRL
has equivalent lexicon entry: BSG
equivalence description: [Otherwise known as BOWLAND SHALE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101656
type: Concept
is lexicon entry: HSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2028
equivalence description: [Formerly known as HOLYWELL SHALES - Old code was also HSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101657
type: Concept
is lexicon entry: HSK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1902
equivalence description: [Formerly known as HAM-SCARFSKERRY FLAGSTONE SUBGROUP - Old code was also HSK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101658
type: Concept
is lexicon entry: HSLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1888
equivalence description: [Formerly known as HAILES MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101659
type: Concept
is lexicon entry: HSM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3101
equivalence description: [Formerly known as NOTHE CLAY - Old code was NOC.] In north Dorset, sensu Wright, 1981, p. 18-22.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101660
type: Concept
is lexicon entry: HST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2036
equivalence description: [Formerly known as HORSHAM STONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101661
type: Concept
is lexicon entry: HSTMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101662
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 345
equivalence description: [Formerly known as BED D.] (Howell and Geikie, 1861).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101663
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 357
equivalence description: [Formerly known as BEDS AT J TO M.] (Henderson and Brown, 1870).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101664
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: LARG
equivalence description: [Formerly known as LOWER ARGILLACEOUS BEDS.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101665
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2659
equivalence description: [Formerly known as LOWER RED SANDSTONE.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101666
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: MRS
equivalence description: [Formerly known as MIDDLE RED SANDSTONE.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101667
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3508
equivalence description: [Formerly known as RED IGNEOUS CONGLOMERATE AND SANDSTONE.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101668
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3513
equivalence description: [Formerly known as RED SANDSTONE SERIES.] (Peach and Horne, 1899).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101669
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: UARG
equivalence description: [Formerly known as UPPER ARGILLACEOUS BEDS.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101670
type: Concept
is lexicon entry: HSW
has equivalence type: OBSLTE
has equivalent lexicon entry: URS
equivalence description: [Formerly known as UPPER RED SANDSTONE.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101671
type: Concept
is lexicon entry: HSZM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1938
equivalence description: [Formerly known as HASCOSAY SLIDE.] Flinn, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101672
type: Concept
is lexicon entry: HTCO
has equivalence type: LATRL
has equivalent lexicon entry: st 417
equivalence description: [Otherwise known as HIGHER TWO MINES COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101673
type: Concept
is lexicon entry: HTCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1987
equivalence description: [Formerly known as HIGHER TWO MINES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101674
type: Concept
is lexicon entry: HTFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1932
equivalence description: [Formerly known as HARTFIELD BRECCIA FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101675
type: Concept
is lexicon entry: HTFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2915
equivalence description: [Formerly known as MOFFAT BRECCIA FORMATION.] Obsolete (fide M Akhurst, 24/03/2004.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101676
type: Concept
is lexicon entry: HTK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1931
equivalence description: [Formerly known as HARRISON STICKLE MEMBER - Old code was also HTK.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101677
type: Concept
is lexicon entry: HTKN
has equivalence type: LATRL
has equivalent lexicon entry: HTKN
equivalence description: [Otherwise known as HUNTLY-KNOCK PLUTON.] The name Huntly-Knock Basic Intrusion is preferred.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101678
type: Concept
is lexicon entry: HTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 440
equivalence description: [Formerly known as BIRNBECK LIMESTONE FORMATION - Old code was BBL.] Obsolete/redundant term. Whittaker and Green, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101679
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 111
equivalence description: [Otherwise known as BLACK METALS MARINE BAND.] Local name, Cumbria, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101680
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 138
equivalence description: [Otherwise known as BRADFORD MARINE BAND.] Local name in parts of the Lancashire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101681
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 261
equivalence description: [Otherwise known as DOCTORS MINE MARINE BAND.] Local name, North Staffordshire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101682
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 396
equivalence description: [Otherwise known as HAFOD HEULOG MARINE BAND.] Local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101683
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 468
equivalence description: [Otherwise known as KIRKBY'S MARINE BAND.] Local name, Northumberland and Durham coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101684
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 539
equivalence description: [Otherwise known as LOWER STINKING MARINE BAND.] Local name in parts of the Denbighshire and Flintshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101685
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 587
equivalence description: [Otherwise known as MOLE MARINE BAND.] Local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101686
type: Concept
is lexicon entry: HTMB
has equivalence type: LATRL
has equivalent lexicon entry: st 730
equivalence description: [Otherwise known as SANDWICH MARINE BAND.] Local name, Canonbie area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101687
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 111
equivalence description: [Formerly known as BLACK METALS MARINE BAND - Old code was BMET.] Local name, Cumbria, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101688
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 138
equivalence description: [Formerly known as BRADFORD MARINE BAND - Old code was BFDMB.] Local name in parts of the Lancashire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101689
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 261
equivalence description: [Formerly known as DOCTORS MINE MARINE BAND - Old code was DMMB.] Local name, North Staffordshire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101690
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 396
equivalence description: [Formerly known as HAFOD HEULOG MARINE BAND.] Local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101691
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 468
equivalence description: [Formerly known as KIRKBY'S MARINE BAND - Old code was KMB.] Local name, Northumberland and Durham coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101692
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 539
equivalence description: [Formerly known as LOWER STINKING MARINE BAND - Old code was LOSMB.] Local name in parts of the Denbighshire and Flintshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101693
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 587
equivalence description: [Formerly known as MOLE MARINE BAND - Old code was MOLMB.] Local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101694
type: Concept
is lexicon entry: HTMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 730
equivalence description: [Formerly known as SANDWICH MARINE BAND - Old code was SHMB.] Local name, Canonbie area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101695
type: Concept
is lexicon entry: HTS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2024
equivalence description: [Formerly known as HOLT TOWN SANDSTONE - Old code was also HTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101696
type: Concept
is lexicon entry: HUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2056
equivalence description: [Formerly known as HUNSTANTON CHALK FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101697
type: Concept
is lexicon entry: HUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2057
equivalence description: [Formerly known as HUNSTANTON CHALK MEMBER - Old code was also HUCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101698
type: Concept
is lexicon entry: HUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2058
equivalence description: [Formerly known as HUNSTANTON LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101699
type: Concept
is lexicon entry: HUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2059
equivalence description: [Formerly known as HUNSTANTON RED CHALK FORMATION.] (Owen, H G, 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101700
type: Concept
is lexicon entry: HUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2060
equivalence description: [Formerly known as HUNSTANTON RED ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101701
type: Concept
is lexicon entry: HUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: RCK
equivalence description: [Formerly known as RED CHALK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101702
type: Concept
is lexicon entry: HUGC
has equivalence type: LATRL
has equivalent lexicon entry: st 677
equivalence description: [Otherwise known as PWLL BIG COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101703
type: Concept
is lexicon entry: HUGC
has equivalence type: LATRL
has equivalent lexicon entry: st 906
equivalence description: [Otherwise known as WENALLT COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101704
type: Concept
is lexicon entry: HUGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2049
equivalence description: [Formerly known as HUGHES BEDS - Old code was H.] Woodland et al., 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101705
type: Concept
is lexicon entry: HUGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2050
equivalence description: [Formerly known as HUGHES FORMATION - Old code was H.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101706
type: Concept
is lexicon entry: HUHY
has equivalence type: LATRL
has equivalent lexicon entry: st 434
equivalence description: [Otherwise known as HUTTON HENRY BED.] of Thomas, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101707
type: Concept
is lexicon entry: HUN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 887
equivalence description: [Formerly known as CHEADLE BRECCIAS.] WILLS, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101708
type: Concept
is lexicon entry: HUPR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2047
equivalence description: [Formerly known as HUDSONOCERAS PROTEUS MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101709
type: Concept
is lexicon entry: HUR
has equivalence type: LATRL
has equivalent lexicon entry: MUL
equivalence description: [Otherwise known as MURRAYSHALL LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101710
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 619
equivalence description: [Formerly known as BROADSTONE LIMESTONE - Old code was BRLS.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101711
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 882
equivalence description: [Formerly known as CHARLESTOWN STATION LIMESTONE - Old code was CHSL.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101712
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1292
equivalence description: [Formerly known as DOUGLAS MAIN LIMESTONE - Old code was DMLS.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101713
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: st 352
equivalence description: [Formerly known as GILMERTON LIMESTONE - Old code was GILS.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101714
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1949
equivalence description: [Formerly known as HAWTHORN LIMESTONE MEMBER - Old code was HAWL.] Confirmed as Obsolete by M A E Browne, 13/01/2005.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101715
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3976
equivalence description: [Formerly known as ST MONANS BRECCIATED LIMESTONE - Old code was STMB.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101716
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4362
equivalence description: [Formerly known as UPPER CRICHTON LIMESTONE - Old code was UCRC.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101717
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: st 882
equivalence description: [Formerly known as UPPER LONGCRAIG LIMESTONE - Old code was ULOL.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101718
type: Concept
is lexicon entry: HUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4574
equivalence description: [Formerly known as WEST KIRKTON LIMESTONE - Old code was WKL.] Redundant full synonym; Browne, M A E and 5 others, 1999, Table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101719
type: Concept
is lexicon entry: HUSH
has equivalence type: LATRL
has equivalent lexicon entry: st 676
equivalence description: [Otherwise known as PURPLE SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101720
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1026
equivalence description: [Formerly known as CONGLOMERATES OF HEAVITREE.] Murchison, 1839

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101721
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1073
equivalence description: [Formerly known as CORYTON BRECCIAS.] Laming, 1982

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101722
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1494
equivalence description: [Formerly known as EXMINSTER BRECCIAS - Old code was EXBR.] Smith and others, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101723
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1495
equivalence description: [Formerly known as EXMINSTER CONGLOMERATES.] Worth, 1890

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101724
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: st 411
equivalence description: [Formerly known as HEAVITREE BRECCIA.] Ussher, 1902.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101725
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1956
equivalence description: [Formerly known as HEAVITREE BRECCIA MEMBER.] Bristow, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101726
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1957
equivalence description: [Formerly known as HEAVITREE CONGLOMERATE.] Murchison, 1867.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101727
type: Concept
is lexicon entry: HVBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2175
equivalence description: [Formerly known as KENNFORD BRECCIAS AND LANGSTONE BRECCIA.] Laming, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101728
type: Concept
is lexicon entry: HVG
has equivalence type: LATRL
has equivalent lexicon entry: HGY
equivalence description: [Otherwise known as HAGLEY VOLCANIC FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101729
type: Concept
is lexicon entry: HWCH
has equivalence type: LATRL
has equivalent lexicon entry: st 778
equivalence description: [Otherwise known as STANLLYD COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101730
type: Concept
is lexicon entry: HWD
has equivalence type: LATRL
has equivalent lexicon entry: YT
equivalence description: [Otherwise known as YARTLETON FORMATION.] Lawson,1954 and Worssam et al.,1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101731
type: Concept
is lexicon entry: HWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4390
equivalence description: [Formerly known as UPPER HAUGH WOOD BEDS AND LOWER HAUGH WOOD BEDS.] Squirrell and Tucker, 1960;1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101732
type: Concept
is lexicon entry: HWH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 476
equivalence description: [Formerly known as BLACKHEATH BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101733
type: Concept
is lexicon entry: HWH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1894
equivalence description: [Formerly known as HALES CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101734
type: Concept
is lexicon entry: HWH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2480
equivalence description: [Formerly known as LONDON CLAY BASEMENT BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101735
type: Concept
is lexicon entry: HWH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3141
equivalence description: [Formerly known as OLDHAVEN BEDS.] Of Whitaker, 1866, now included within the Harwich Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101736
type: Concept
is lexicon entry: HWK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1947
equivalence description: [Formerly known as HAWICK ROCKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101737
type: Concept
is lexicon entry: HWL
has equivalence type: LATRL
has equivalent lexicon entry: SML
equivalence description: [Otherwise known as SMIDDY LIMESTONE.] Correlative: Hawes Limestone in the Askrigg Block, Smiddy Limestone in areas to the north.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101738
type: Concept
is lexicon entry: HWLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1923
equivalence description: [Formerly known as HARELAW LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101739
type: Concept
is lexicon entry: HWLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2550
equivalence description: [Formerly known as LOWER CORAL RAG.] Arkell, 1941.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101740
type: Concept
is lexicon entry: HWLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3239
equivalence description: [Formerly known as PEBBLE BED + PISOLITE + LOWER TRIGONIA BED + UPPER TRIGONIA BED + URCHIN MARLS.] Arkell, 1939.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101741
type: Concept
is lexicon entry: HY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2075
equivalence description: [Formerly known as HYTHE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101742
type: Concept
is lexicon entry: HYB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2527
equivalence description: [Formerly known as LOWER CALCAREOUS GRIT - Old code was LCG.] Woodward, 1895; Wright, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101743
type: Concept
is lexicon entry: HYBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1950
equivalence description: [Formerly known as HAYNE BEECH BEDS - Old code was also HYBC.] Informal naming may remain valid if current status as an informal Member is refuted.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101744
type: Concept
is lexicon entry: HYBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1951
equivalence description: [Formerly known as HAYNE BEECH FORMATION - Old code was also HYBC.] Downgraded to informal Member in line with regrading of Parent Unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101745
type: Concept
is lexicon entry: HYBH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 778
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101746
type: Concept
is lexicon entry: HYBH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 966
equivalence description: [Formerly known as CLOUD HILL DOLOMITE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101747
type: Concept
is lexicon entry: HYBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2529
equivalence description: [Formerly known as LOWER CALCAREOUS GRIT FORMATION AND KINGSTON FORMATION (UNDIFFERENTIATED) - Old code was LCGK.] The term Lower Calcareous Grit Formation is now restricted to use in Yorkshire; Hazelbury Bryan Formation is now used for strata formerly attributed to this Formation in Wiltshire and south Oxfrodshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101748
type: Concept
is lexicon entry: HYG
has equivalence type: LATRL
has equivalent lexicon entry: HA
equivalence description: [Otherwise known as HALESOWEN FORMATION.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101749
type: Concept
is lexicon entry: HYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1993
equivalence description: [Formerly known as HIGHLEY BEDS.] Mitchell, and others, 1962

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101750
type: Concept
is lexicon entry: HYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1995
equivalence description: [Formerly known as HIGHLEY GROUP.] Whitehead and Pocock, 1947.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101751
type: Concept
is lexicon entry: HYLC
has equivalence type: LATRL
has equivalent lexicon entry: CHSF
equivalence description: [Otherwise known as COWDENBEATH SEVEN FOOT COAL.] Correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101752
type: Concept
is lexicon entry: HYMB
has equivalence type: LATRL
has equivalent lexicon entry: SOMB
equivalence description: [Otherwise known as SUTTON MARINE BAND.] Sutton Marine Band is the Standard name for the marine band at this horizon across the British Isles. Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101753
type: Concept
is lexicon entry: HYMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2068
equivalence description: [Formerly known as HYNER FORMATION.] Chesher, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101754
type: Concept
is lexicon entry: HYMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2069
equivalence description: [Formerly known as HYNER SHALE - Old code was HYSH.] Selwood et al. 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101755
type: Concept
is lexicon entry: HYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2074
equivalence description: [Formerly known as HYSSINGTON VOLCANIC FORMATION - Old code was also HYS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101756
type: Concept
is lexicon entry: HYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2576
equivalence description: [Formerly known as LOWER ESTUARINE SERIES [INFERIOR OOLITE].] Indexed in places as above: on Sheet 218 (1968 edition), Sheet 202 (1969 edition) and Sheet 201 (1982 edition).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101757
type: Concept
is lexicon entry: HYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4086
equivalence description: [Formerly known as SWERFORD BEDS.] Richardson, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101758
type: Concept
is lexicon entry: HYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4087
equivalence description: [Formerly known as SWERFORD MEMBER.] Sellwood and McKerrow, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101759
type: Concept
is lexicon entry: HYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4618
equivalence description: [Formerly known as WHITE SANDS.] Sharp, 1870.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101760
type: Concept
is lexicon entry: HYSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2068
equivalence description: [Formerly known as HYNER FORMATION.] Chesher, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101761
type: Concept
is lexicon entry: HYSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2069
equivalence description: [Formerly known as HYNER SHALE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101762
type: Concept
is lexicon entry: HYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2076
equivalence description: [Formerly known as HYTHIE MEMBER.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101763
type: Concept
is lexicon entry: HYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: HYTIL
equivalence description: [Formerly known as HYTHIE TILL FORMATION.] Merritt et al., 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101764
type: Concept
is lexicon entry: HYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2272
equivalence description: [Formerly known as KIRKHILL UPPER TILL.] Connell, Hall and Romans, 1984; Connell and Hall, 1987; Hall and Connell, 1991; Hall and jarvis, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101765
type: Concept
is lexicon entry: HYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4322
equivalence description: [Formerly known as UNWEATHERED KIRKHILL TILL.] Connell, Edwards and Hall, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101766
type: Concept
is lexicon entry: HYTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2070
equivalence description: [Formerly known as HYNER SHALE FORMATION AND TRUSHAM SHALE FORMATION (UNDIFFERENTIATED) - Old code was also HYTM.] Both original terms and their unique codes made obsolete and replaced by modern equivalents. The code for this composite remains acceptable.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101767
type: Concept
is lexicon entry: GH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2039
equivalence description: [Formerly known as HOUGHTON ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101768
type: Concept
is lexicon entry: GHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1707
equivalence description: [Formerly known as GIBBET HILL CONGLOMERATE - Old code was also GHC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101769
type: Concept
is lexicon entry: GHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 353
equivalence description: [Formerly known as BEDS AT D TO E.] (Henderson and Brown, 1870)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101770
type: Concept
is lexicon entry: GHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 359
equivalence description: [Formerly known as BEDS D TO E.] (Peach and Horne, 1899).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101771
type: Concept
is lexicon entry: GHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2627
equivalence description: [Formerly known as LOWER MEMBER, WETHER LAW LINN FORMATION.] (Robertson, 1989).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101772
type: Concept
is lexicon entry: GHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2641
equivalence description: [Formerly known as LOWER PART OF BED C.] (Howell and Geikie, 1861)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101773
type: Concept
is lexicon entry: GHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2643
equivalence description: [Formerly known as LOWER PART OF FOSSILIFEROUS MUDSTONES AND SILTSTONES.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101774
type: Concept
is lexicon entry: GHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4319
equivalence description: [Formerly known as UNITS A TO C, WETHER LAW LINN FORMATION.] (Tipper, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101775
type: Concept
is lexicon entry: GHV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1685
equivalence description: [Formerly known as GARLETON HILLS VOLCANIC ROCKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101776
type: Concept
is lexicon entry: GILN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1711
equivalence description: [Formerly known as GILNAHIRK FORMATION - Old code was also GILN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101777
type: Concept
is lexicon entry: GILS
has equivalence type: LATRL
has equivalent lexicon entry: st 882
equivalence description: [Otherwise known as UPPER LONGCRAIG LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101778
type: Concept
is lexicon entry: GINMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101779
type: Concept
is lexicon entry: GISD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1708
equivalence description: [Formerly known as GILLFOOT BEDS - Old code was GIB.] Craig, 1956; Deegan, 1970)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101780
type: Concept
is lexicon entry: GISD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1709
equivalence description: [Formerly known as GILLFOOT MEMBER - Old code was also GISD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101781
type: Concept
is lexicon entry: GISD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1710
equivalence description: [Formerly known as GILLFOOT SANDSTONE FORMATION - Old code was also GISD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101782
type: Concept
is lexicon entry: GJC
has equivalence type: LATRL
has equivalent lexicon entry: st 220
equivalence description: [Otherwise known as COWGLEN STINKING COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101783
type: Concept
is lexicon entry: GKA
has equivalence type: OBSLTE
has equivalent lexicon entry: GUF
equivalence description: [Formerly known as GOUROCK FORMATION - Old code was GUF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101784
type: Concept
is lexicon entry: GL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 827
equivalence description: [Formerly known as CATSBIT LIMESTONE.] Langholm area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101785
type: Concept
is lexicon entry: GL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1329
equivalence description: [Formerly known as DRYBURN LIMESTONE.] Northumberland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101786
type: Concept
is lexicon entry: GL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1568
equivalence description: [Formerly known as FIRST LIMESTONE.] Cumbria.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101787
type: Concept
is lexicon entry: GL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1820
equivalence description: [Formerly known as GREAT LIMESTONE - Old code was also GL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101788
type: Concept
is lexicon entry: GL
has equivalence type: OBSLTE
has equivalent lexicon entry: ML
equivalence description: [Formerly known as MAIN LIMESTONE.] Askrigg Block. Cossey et al (2004).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101789
type: Concept
is lexicon entry: GLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 425
equivalence description: [Formerly known as BIGHOUSE LIMESTONE MEMBER.] NIREX 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101790
type: Concept
is lexicon entry: GLBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 852
equivalence description: [Formerly known as CENTRAL HIGHLAND DIVISION.] Piasecki, 1980; Piasecki and Van Breemen, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101791
type: Concept
is lexicon entry: GLCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1747
equivalence description: [Formerly known as GLEANN BEAG SCHIST.] (Upton, 1986).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101792
type: Concept
is lexicon entry: GLDH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1782
equivalence description: [Formerly known as GLION CAM UNIT.] Woodcock et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101793
type: Concept
is lexicon entry: GLDH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2477
equivalence description: [Formerly known as LONAN AND NIARBYL FLAGS.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101794
type: Concept
is lexicon entry: GLDH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2478
equivalence description: [Formerly known as LONAN AND NIARBYL FLAGS, GLEN DHOO FLAGS AND CRONKSHAMERK SLATES.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101795
type: Concept
is lexicon entry: GLEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1773
equivalence description: [Formerly known as GLENFINNAN DIVISION - Old code was MB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101796
type: Concept
is lexicon entry: GLEV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1480
equivalence description: [Formerly known as ESTUARINE ALLUVIUM.] Welch and Trotter, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101797
type: Concept
is lexicon entry: GLFU
has equivalence type: LATRL
has equivalent lexicon entry: st 48
equivalence description: [Otherwise known as ARMADALE MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101798
type: Concept
is lexicon entry: GLGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1757
equivalence description: [Formerly known as GLEN LETHNOT GRITS.] Effock-Lethnot Group

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101799
type: Concept
is lexicon entry: GLLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1720
equivalence description: [Formerly known as GLACIAL LAKE DEPOSITS - Old code was also GLLD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101800
type: Concept
is lexicon entry: GLLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1771
equivalence description: [Formerly known as GLENELLY FORMATION (OBSOLETE CODE: USE GLLY) - Old code was DCGO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101801
type: Concept
is lexicon entry: GLLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4231
equivalence description: [Formerly known as TOURMALINE SCHISTS OF GLENELLY NORTH.] Hartley, 1938

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101802
type: Concept
is lexicon entry: GLMD
has equivalence type: LATRL
has equivalent lexicon entry: st 639
equivalence description: [Otherwise known as PART OF: COALBROOKDALE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101803
type: Concept
is lexicon entry: GLMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4567
equivalence description: [Formerly known as WENLOCK SHALES.] Robertson, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101804
type: Concept
is lexicon entry: GLML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 303
equivalence description: [Formerly known as BASEMENT BED.] Kennedy, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101805
type: Concept
is lexicon entry: GLML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 917
equivalence description: [Formerly known as CHLORITIC MARL.] Jukes-Browne and Hill, 1903

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101806
type: Concept
is lexicon entry: GLML
has equivalence type: OBSLTE
has equivalent lexicon entry: GLML
equivalence description: [Formerly known as GLAUCONITIC MARL MEMBER.] Robinson, 1986

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101807
type: Concept
is lexicon entry: GLML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2539
equivalence description: [Formerly known as LOWER CHALK (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101808
type: Concept
is lexicon entry: GLPG
has equivalence type: LATRL
has equivalent lexicon entry: st 357
equivalence description: [Otherwise known as GLACIOLACUSTRINE PRO-GLACIAL DEPOSITS.] This spelling might remain in use locally.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101809
type: Concept
is lexicon entry: GLPG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 357
equivalence description: [Formerly known as GLACIOLACUSTRINE PRO-GLACIAL DEPOSITS - Old code was also GLPG.] Spelling revised for Lexicon consistency.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101810
type: Concept
is lexicon entry: GLPL
has equivalence type: LATRL
has equivalent lexicon entry: st 358
equivalence description: [Otherwise known as GLEANN BEAG PHYLLITES.] (SH65W)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101811
type: Concept
is lexicon entry: GLPL
has equivalence type: LATRL
has equivalent lexicon entry: st 359
equivalence description: [Otherwise known as GLEANN BEAG RIBBED LIMESTONE.] (SH65W)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101812
type: Concept
is lexicon entry: GLPL
has equivalence type: LATRL
has equivalent lexicon entry: st 360
equivalence description: [Otherwise known as GLEN BADDOCH WHITE LIMESTONE.] (SH65W)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101813
type: Concept
is lexicon entry: GLPL
has equivalence type: LATRL
has equivalent lexicon entry: st 589
equivalence description: [Otherwise known as MONZIE LIMESTONE AND SCHIST.] (SH55E)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101814
type: Concept
is lexicon entry: GLPL
has equivalence type: OBSLTE
has equivalent lexicon entry: DAAP
equivalence description: [Formerly known as APPIN PHYLLITE AND LIMESTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101815
type: Concept
is lexicon entry: GLPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2654
equivalence description: [Formerly known as LOWER PSAMMITE.] Shepherd, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101816
type: Concept
is lexicon entry: GLPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2657
equivalence description: [Formerly known as LOWER QUARTZITE.] Wilson, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101817
type: Concept
is lexicon entry: GLR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2911
equivalence description: [Formerly known as MOELFRE GRITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101818
type: Concept
is lexicon entry: GLRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 271
equivalence description: [Formerly known as BARRULE SLATES.] Geological Survey, 1898; Lamplugh, 1903; Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101819
type: Concept
is lexicon entry: GLSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1777
equivalence description: [Formerly known as GLENSHALLOCH SHALE FORMATION - Old code was also GLSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101820
type: Concept
is lexicon entry: GLSMB
has equivalence type: LATRL
has equivalent lexicon entry: LSMB
equivalence description: [Otherwise known as LISTERI MARINE BAND.] This preferred form was applied by Ramsbottom and others, 1978 to replace usage of local names across Great Britain.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101821
type: Concept
is lexicon entry: GLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 504
equivalence description: [Formerly known as BLUE MARL.] Smith, W, 1815. (Referred to by Jukes-Browne and Hill, 1900, p.15).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101822
type: Concept
is lexicon entry: GLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 505
equivalence description: [Formerly known as BLUE MARLE.] Webster, T, 1816. (Describing Isle of Wight). (Referred to by Jukes-Browne and Hill, 1900, p. 15).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101823
type: Concept
is lexicon entry: GLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1698
equivalence description: [Formerly known as GAULT - Old code was also GLT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101824
type: Concept
is lexicon entry: GLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1699
equivalence description: [Formerly known as GAULT CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101825
type: Concept
is lexicon entry: GLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1700
equivalence description: [Formerly known as GAULT CLAY FORMATION - Old code was also GLT.] Lexicon entry formerly included the rock-type epithet "Clay". Removed November 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101826
type: Concept
is lexicon entry: GLVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4510
equivalence description: [Formerly known as VOLCANIC SERIES OF GLEN COE.] Bailey, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101827
type: Concept
is lexicon entry: GLWH
has equivalence type: LATRL
has equivalent lexicon entry: PPF
equivalence description: [Otherwise known as PORTPATRICK FORMATION.] Portpatrick Formation [PPF] is the senior synonym of Glenwhan Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101828
type: Concept
is lexicon entry: GMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3536
equivalence description: [Formerly known as RETICULOCERAS GRACILE MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101829
type: Concept
is lexicon entry: GMC
has equivalence type: LATRL
has equivalent lexicon entry: st 218
equivalence description: [Otherwise known as COWGLEN ROUGH COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101830
type: Concept
is lexicon entry: GMCO
has equivalence type: LATRL
has equivalent lexicon entry: st 354
equivalence description: [Otherwise known as GINGHAM MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101831
type: Concept
is lexicon entry: GMCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1714
equivalence description: [Formerly known as GINGHAM MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101832
type: Concept
is lexicon entry: GMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2632
equivalence description: [Formerly known as LOWER MUDSTONES.] Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101833
type: Concept
is lexicon entry: GMDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1725
equivalence description: [Formerly known as GLACIO-MARINE DEPOSITS (UNDIFFERENTIATED) - Old code was also GMDU.] Qualifier and hyphen deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101834
type: Concept
is lexicon entry: GML
has equivalence type: OBSLTE
has equivalent lexicon entry: ML
equivalence description: [Formerly known as MAIN LIMESTONE.] Tonks et al, 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101835
type: Concept
is lexicon entry: GML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4195
equivalence description: [Formerly known as THREE YARDS LIMESTONE.] Tonks et al, 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101836
type: Concept
is lexicon entry: GMR
has equivalence type: LATRL
has equivalent lexicon entry: LPE
equivalence description: [Otherwise known as LEPTON EDGE ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101837
type: Concept
is lexicon entry: GMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 337
equivalence description: [Formerly known as BED 3 (UPPER PART) OF CROVIE GROUP.] (Read, 1923)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101838
type: Concept
is lexicon entry: GMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4573
equivalence description: [Formerly known as WEST HARBOUR FORMATION.] (Turner and Archer, 1975)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101839
type: Concept
is lexicon entry: GMSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1675
equivalence description: [Formerly known as GAMLAN BLACK SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101840
type: Concept
is lexicon entry: GMSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1676
equivalence description: [Formerly known as GAMLAN FLAGS AND GRITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101841
type: Concept
is lexicon entry: GMSI
has equivalence type: LATRL
has equivalent lexicon entry: st 374
equivalence description: [Otherwise known as GRANGEMOUTH FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101842
type: Concept
is lexicon entry: GMSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1809
equivalence description: [Formerly known as GRANGEMOUTH BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101843
type: Concept
is lexicon entry: GMT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1739
equivalence description: [Formerly known as GLARAMARA TUFF MEMBER - Old code was also GMT.] Contraction of name to reflect bed status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101844
type: Concept
is lexicon entry: GN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1675
equivalence description: [Formerly known as GAMLAN BLACK SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101845
type: Concept
is lexicon entry: GN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1677
equivalence description: [Formerly known as GAMLAN SHALE GROUP - Old code was GMSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101846
type: Concept
is lexicon entry: GNAP
has equivalence type: LATRL
has equivalent lexicon entry: st 152
equivalence description: [Otherwise known as BRYN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101847
type: Concept
is lexicon entry: GNAP
has equivalence type: LATRL
has equivalent lexicon entry: st 711
equivalence description: [Otherwise known as RHASFACH COAL.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101848
type: Concept
is lexicon entry: GNCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1684
equivalence description: [Formerly known as GARDEN COURSE [VEIN].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101849
type: Concept
is lexicon entry: GNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 819
equivalence description: [Formerly known as CASTLE HILL FORMATION - Old code was CAH.] Obsolete term (Browne et al, 2001)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101850
type: Concept
is lexicon entry: GNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1792
equivalence description: [Formerly known as GOURDON FORMATION - Old code was also GNF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101851
type: Concept
is lexicon entry: GNKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1756
equivalence description: [Formerly known as GLEN KYLLACHY GRANITE.] Smith, 1995; Van Breeman and Piasecki, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101852
type: Concept
is lexicon entry: GNLMB
has equivalence type: LATRL
has equivalent lexicon entry: CWMB
equivalence description: [Otherwise known as CLOWN MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101853
type: Concept
is lexicon entry: GNNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1839
equivalence description: [Formerly known as GREENAN FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101854
type: Concept
is lexicon entry: GNSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4428
equivalence description: [Formerly known as UPPER OLD RED SANDSTONE (PART OF).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101855
type: Concept
is lexicon entry: GNSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1759
equivalence description: [Formerly known as GLEN SCADDLE COMPLEX.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101856
type: Concept
is lexicon entry: GNST
has equivalence type: LATRL
has equivalent lexicon entry: CGH
equivalence description: [Otherwise known as CRAIGLEITH SANDSTONE.] This term probably replaces Granton Sandstones.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101857
type: Concept
is lexicon entry: GNWF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1687
equivalence description: [Formerly known as GARNEDD-WEN BEDS - Old code was GWB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101858
type: Concept
is lexicon entry: GO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2861
equivalence description: [Formerly known as MIDDLE LIAS MUDSTONE AND SILTSTONES.] On 1972 Provisional sheet 127 (Grantham)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101859
type: Concept
is lexicon entry: GOCO
has equivalence type: LATRL
has equivalent lexicon entry: st 191
equivalence description: [Otherwise known as CLAY COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101860
type: Concept
is lexicon entry: GOF
has equivalence type: LATRL
has equivalent lexicon entry: GOG
equivalence description: [Otherwise known as GREAT OOLITE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101861
type: Concept
is lexicon entry: GOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1823
equivalence description: [Formerly known as GREAT OOLITE FORMATION - Old code was GOF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101862
type: Concept
is lexicon entry: GOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3519
equivalence description: [Formerly known as REDBOURNE GROUP - Old code was RDBN.] The upper part of this now Obsolete unit (Gaunt et al., 1992) comprised rocks that are better considered as components of the Inferior Oolite Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101863
type: Concept
is lexicon entry: GOGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4336
equivalence description: [Formerly known as UPPER BOULDER CLAY.] includes deposits assigned to the above by Eastwood et al (1931).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101864
type: Concept
is lexicon entry: GOGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4463
equivalence description: [Formerly known as UPPER SANDS AND GRAVELS.] includes deposits assigned to the above by Eastwood et al (1931).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101865
type: Concept
is lexicon entry: GOLC
has equivalence type: LATRL
has equivalent lexicon entry: st 696
equivalence description: [Otherwise known as RED COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101866
type: Concept
is lexicon entry: GOR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4464
equivalence description: [Formerly known as UPPER SANDSTONE.] (Padget, 1952).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101867
type: Concept
is lexicon entry: GOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1796
equivalence description: [Formerly known as GOWLAUN SHALE - Old code was also GOS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101868
type: Concept
is lexicon entry: GOSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1793
equivalence description: [Formerly known as GOUROCK SAND FORMATION - Old code was also GOSA.] Re-ranking of the same deposits.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101869
type: Concept
is lexicon entry: GOSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3383
equivalence description: [Formerly known as POST CARSE ESTUARINE DEPOSITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101870
type: Concept
is lexicon entry: GOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1683
equivalence description: [Formerly known as GARDDEN-FAWR ASH.] Wedd et al, 1929

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101871
type: Concept
is lexicon entry: GOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1788
equivalence description: [Formerly known as GODOR ASH.] Wedd et al, 1929

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101872
type: Concept
is lexicon entry: GOWK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1795
equivalence description: [Formerly known as GOWKSTANE MEMBER.] Earlier erroneous spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101873
type: Concept
is lexicon entry: GPCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1758
equivalence description: [Formerly known as GLEN PARVA CLAY - Old code was also GPCL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101874
type: Concept
is lexicon entry: GPVD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1766
equivalence description: [Formerly known as GLENBURN VOLCANIC DETRITAL MEMBER (OBSOLETE NAME AND CODE: SEE GPVD) - Old code was GBV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101875
type: Concept
is lexicon entry: GRAC
has equivalence type: LATRL
has equivalent lexicon entry: st 809
equivalence description: [Otherwise known as SWANSEA THREE FEET COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101876
type: Concept
is lexicon entry: GRAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1802
equivalence description: [Formerly known as GRAMPOUND GRIT - Old code was GPG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101877
type: Concept
is lexicon entry: GRAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1803
equivalence description: [Formerly known as GRAMPOUND GROUP - Old code was also GRAD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101878
type: Concept
is lexicon entry: GRAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1430
equivalence description: [Formerly known as EILDE FLAGS.] Former term (Bailey, E B and Maufe, H B, 1960) now part of the Grampian Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101879
type: Concept
is lexicon entry: GRAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1799
equivalence description: [Formerly known as GRAMPIAN DIVISION - Old code was MD.] These rocks were formerly considered part of the Moinian succession (eg Johnstone, 1975).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101880
type: Concept
is lexicon entry: GRAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4048
equivalence description: [Formerly known as STRUAN FLAGS.] Former term (Barrow, G, 1905) now part of the Grampian Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101881
type: Concept
is lexicon entry: GRB
has equivalence type: LATRL
has equivalent lexicon entry: st 703
equivalence description: [Otherwise known as REPLACED BY GREEN MEMBER [GRE].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101882
type: Concept
is lexicon entry: GRBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1806
equivalence description: [Formerly known as GRANBY LIMESTONES - Old code was also GRBL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101883
type: Concept
is lexicon entry: GRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1861
equivalence description: [Formerly known as GRINSTEAD CLAY - Old code was also GRC.] Drew, 1861.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101884
type: Concept
is lexicon entry: GRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1862
equivalence description: [Formerly known as GRINSTEAD CLAY FORMATION - Old code was also GRC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101885
type: Concept
is lexicon entry: GRCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1794
equivalence description: [Formerly known as GOUTHER CRAG MEMBER - Old code was also GRCG.] Lithological epithet added [D Millward] 10/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101886
type: Concept
is lexicon entry: GRCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1690
equivalence description: [Formerly known as GARRON CHALK.] Fletcher, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101887
type: Concept
is lexicon entry: GRCK
has equivalence type: OBSLTE
has equivalent lexicon entry: GRCK
equivalence description: [Formerly known as GARRON CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101888
type: Concept
is lexicon entry: GRE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1835
equivalence description: [Formerly known as GREEN BEDS (OBSOLETE CODE: USE GRE) - Old code was GRB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101889
type: Concept
is lexicon entry: GRE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1836
equivalence description: [Formerly known as GREEN BEDS (OBSOLETE: USE GRE) - Old code was GBD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101890
type: Concept
is lexicon entry: GREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3802
equivalence description: [Formerly known as SECOND TERRACE GRAVELS.] Castleden, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101891
type: Concept
is lexicon entry: GRET
has equivalence type: OBSLTE
has equivalent lexicon entry: BOC
equivalence description: [Formerly known as BOULDER CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101892
type: Concept
is lexicon entry: GRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2574
equivalence description: [Formerly known as LOWER ESTUARINE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101893
type: Concept
is lexicon entry: GRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2575
equivalence description: [Formerly known as LOWER ESTUARINE SERIES.] Judd, 1875.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101894
type: Concept
is lexicon entry: GRGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1778
equivalence description: [Formerly known as GLENSHIRRA SUCCESSION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101895
type: Concept
is lexicon entry: GRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1870
equivalence description: [Formerly known as GRYPHAEA BED.] Wright, T, 1856.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101896
type: Concept
is lexicon entry: GRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1871
equivalence description: [Formerly known as GRYPHAEA GRIT.] Wright, T, 1856.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101897
type: Concept
is lexicon entry: GRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1872
equivalence description: [Formerly known as GRYPHITE GRIT.] Murchison, R I, 1834, p.10; Buckman, J, 1887, p.112; 1893; Parsons, 1976, p.51.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101898
type: Concept
is lexicon entry: GRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1873
equivalence description: [Formerly known as GRYPHITE GRIT AND BUCKMANI GRIT.] Buckman, J, 1895, pp.390-393.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101899
type: Concept
is lexicon entry: GRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: WNR
equivalence description: [Formerly known as WINDRUSH MEMBER.] Parsons, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101900
type: Concept
is lexicon entry: GRGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4034
equivalence description: [Formerly known as STRATH TUMMEL SUCCESSION.] Part of its outcrop area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101901
type: Concept
is lexicon entry: GRGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1845
equivalence description: [Formerly known as GRETA GRITS FORMATION - Old code was also GRGT.] Downgraded from Formation to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101902
type: Concept
is lexicon entry: GRIB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 864
equivalence description: [Formerly known as CHALK OF MORVERN.] Judd, 1878

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101903
type: Concept
is lexicon entry: GRIB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1857
equivalence description: [Formerly known as GRIBUN CHALK.] h5''' on Eastern Mull and Lismore

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101904
type: Concept
is lexicon entry: GRIB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3864
equivalence description: [Formerly known as SILICIFIED CHALK.] Scott, 1928

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101905
type: Concept
is lexicon entry: GRIB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3865
equivalence description: [Formerly known as SILICIFIED LIMESTONE WITH FLINT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101906
type: Concept
is lexicon entry: GRLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 758
equivalence description: [Formerly known as CALP LIMESTONE OF THE CALP OR MIDDLE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101907
type: Concept
is lexicon entry: GRMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3536
equivalence description: [Formerly known as RETICULOCERAS GRACILE MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101908
type: Concept
is lexicon entry: GRNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1808
equivalence description: [Formerly known as GRANGE SANDSTONE MEMBER - Old code was also GRNS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101909
type: Concept
is lexicon entry: GRO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1805
equivalence description: [Formerly known as GRAMSCATHOS BEDS - Old code was also GRO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101910
type: Concept
is lexicon entry: GROS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1807
equivalence description: [Formerly known as GRANGE FORMATION.] Huddart et al., 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101911
type: Concept
is lexicon entry: GRST
has equivalence type: LATRL
has equivalent lexicon entry: BOL
equivalence description: [Otherwise known as BOTANY LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101912
type: Concept
is lexicon entry: GRST
has equivalence type: LATRL
has equivalent lexicon entry: NWL
equivalence description: [Otherwise known as NEWTON LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101913
type: Concept
is lexicon entry: GRTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1829
equivalence description: [Formerly known as GREAT VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101914
type: Concept
is lexicon entry: GRU
has equivalence type: LATRL
has equivalent lexicon entry: GUD
equivalence description: [Otherwise known as GHRUDAIDH FORMATION.] Alternative spellings, both in current use, though GHRUDAIDH is preferred.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101915
type: Concept
is lexicon entry: GRUD
has equivalence type: LATRL
has equivalent lexicon entry: PARH
equivalence description: [Otherwise known as PERALKALINE RHYOLITE SWARM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101916
type: Concept
is lexicon entry: GRWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1856
equivalence description: [Formerly known as GREYWACKE CONGLOMERATE - Old code was also GRWC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101917
type: Concept
is lexicon entry: GS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 100
equivalence description: [Formerly known as AQUEDUCT GRIT - Old code was AQG.] The unit was formerly known as the Aqueduct Grit in areas south of the Bryneglwys (Bala) Fault line.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101918
type: Concept
is lexicon entry: GS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1877
equivalence description: [Formerly known as GWESPYR SANDSTONE FORMATION - Old code was also GS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101919
type: Concept
is lexicon entry: GS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1898
equivalence description: [Formerly known as HALKYN FORMATION - Old code was HAF.] Part of the former Halkyn Formation is assigned to the Gwespyr Sandstone Formation in appropriate areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101920
type: Concept
is lexicon entry: GSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1852
equivalence description: [Formerly known as GREY SANDSTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101921
type: Concept
is lexicon entry: GSBMB
has equivalence type: LATRL
has equivalent lexicon entry: SBMB
equivalence description: [Otherwise known as SUBCRENATUM MARINE BAND.] This preferred form was applied by Ramsbottom and others, 1978 to replace usage of local names across Great Britain.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101922
type: Concept
is lexicon entry: GSCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1828
equivalence description: [Formerly known as GREAT SCAR LIMESTONE - Old code was also GSCL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101923
type: Concept
is lexicon entry: GSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2177
equivalence description: [Formerly known as KENTMERE FORMATION.] The GSD is part of the former Kentmere Formation (Soper, N J and Numan, N M S, 1974).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101924
type: Concept
is lexicon entry: GSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2179
equivalence description: [Formerly known as KENTMERE PIKE RHYOLITES.] The GSD is part of the Kentmere Pike Rhyolites (Unit No.5) of Mitchell, 1929.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101925
type: Concept
is lexicon entry: GSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1
equivalence description: [Formerly known as "ALBANY MUDSTONES WITH LIMESTONE NODULES".] Tripp, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101926
type: Concept
is lexicon entry: GSN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1858
equivalence description: [Formerly known as GRIESTON SLATES - Old code was also GSN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101927
type: Concept
is lexicon entry: GSR
has equivalence type: LATRL
has equivalent lexicon entry: EYR
equivalence description: [Otherwise known as 80 YARD ROCK.] The name 80 Yard Rock is used for sandstones at the same horizon elsewhere in west and south Yorkshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101928
type: Concept
is lexicon entry: GSTL
has equivalence type: LATRL
has equivalent lexicon entry: ML
equivalence description: [Otherwise known as MAIN LIMESTONE.] Equivalent of the Main Limestone of Wensleydale.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101929
type: Concept
is lexicon entry: GSYG
has equivalence type: LATRL
has equivalent lexicon entry: BHF
equivalence description: [Otherwise known as BEACON HILL FLAGS.] Correlative Name

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101930
type: Concept
is lexicon entry: GSYG
has equivalence type: LATRL
has equivalent lexicon entry: NBES
equivalence description: [Otherwise known as NAB END SANDSTONE.] Correlative Name

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101931
type: Concept
is lexicon entry: GTCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1817
equivalence description: [Formerly known as GREAT COURSE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101932
type: Concept
is lexicon entry: GTGP
has equivalence type: LATRL
has equivalent lexicon entry: AG
equivalence description: [Otherwise known as ALSTON FORMATION.] of the Yoredale Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101933
type: Concept
is lexicon entry: GTGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1749
equivalence description: [Formerly known as GLEASTON GROUP.] Lexique Stratigraphique.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101934
type: Concept
is lexicon entry: GTGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4722
equivalence description: [Formerly known as YOREDALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101935
type: Concept
is lexicon entry: GTLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1819
equivalence description: [Formerly known as GREAT LADSTONES MEMBER - Old code was also GTLA.] Lithological epithet added [D Millward] 10/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101936
type: Concept
is lexicon entry: GTR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1826
equivalence description: [Formerly known as GREAT ROW FORMATION - Old code was also GTR.] Rank reduced to Member 24/12/2003 [C N Waters].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101937
type: Concept
is lexicon entry: GTR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1827
equivalence description: [Formerly known as GREAT ROW MEASURES.] Earp and Calver, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101938
type: Concept
is lexicon entry: GTSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1747
equivalence description: [Formerly known as GLEANN BEAG SCHIST.] (Upton, P S, 1986).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101939
type: Concept
is lexicon entry: GUD
has equivalence type: LATRL
has equivalent lexicon entry: st 389
equivalence description: [Otherwise known as GRUDAIDH FORMATION.] Alternative spelling of the same name: both are in use. Now rationalized so that only one Computer Code [GRU] is used. (Huselbee and Thomas, 1998)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101940
type: Concept
is lexicon entry: GUD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1705
equivalence description: [Formerly known as GHRUDAIDH GROUP.] Peach et al., 1907; Phemister, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101941
type: Concept
is lexicon entry: GUL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2634
equivalence description: [Formerly known as LOWER OIL-SHALE GROUP [PART].] The uppermost part of the former Lower Oil-Shale Group is now placed within the West Lothian Oil-Shale Formation or the Aberlady Formation. The remaining (lower) beds correspond to the Gullane Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101942
type: Concept
is lexicon entry: GUMB
has equivalence type: LATRL
has equivalent lexicon entry: AMMB
equivalence description: [Otherwise known as AMALIAE MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101943
type: Concept
is lexicon entry: GUN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 791
equivalence description: [Formerly known as CARLTON FORMATION + HARLEQUIN FORMATION.] Elliott, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101944
type: Concept
is lexicon entry: GUN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1876
equivalence description: [Formerly known as GUNTHORPE FORMATION - Old code was also GUN.] See Revision notes. Charsley et al, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101945
type: Concept
is lexicon entry: GUO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 770
equivalence description: [Formerly known as CANINIA OOLITE - Old code was CAO.] Vaughan, 1905.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101946
type: Concept
is lexicon entry: GUO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 822
equivalence description: [Formerly known as CASWELL BAY OOLITE FORMATION - Old code was CBO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101947
type: Concept
is lexicon entry: GUO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1123
equivalence description: [Formerly known as CREASE LIMESTONE FORMATION - Old code was CRL.] Term used west of the River Severn, particularly in the Forest of Dean.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101948
type: Concept
is lexicon entry: GV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1767
equivalence description: [Formerly known as GLENCARTHOLM VOLCANIC BEDS - Old code was also GV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101949
type: Concept
is lexicon entry: GV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1768
equivalence description: [Formerly known as GLENCARTHOLM VOLCANIC GROUP.] Peach and Horne, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101950
type: Concept
is lexicon entry: GVB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1717
equivalence description: [Formerly known as GIRVANELLA BAND - Old code was also GVB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101951
type: Concept
is lexicon entry: GVCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1701
equivalence description: [Formerly known as GAVELLS CLOUGH SANDSTONE MEMBER - Old code was also GVCS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101952
type: Concept
is lexicon entry: GVNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1718
equivalence description: [Formerly known as GIVEN'S COAL - Old code was also GVNC.] Former (incorrect) spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101953
type: Concept
is lexicon entry: GWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3041
equivalence description: [Formerly known as NEWLANDS FORMATION (LOWER PART) - Old code was NWF.] Freshney, 1959.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101954
type: Concept
is lexicon entry: GWCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1712
equivalence description: [Formerly known as GILWERN CLAY FORMATION.] Barclay, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101955
type: Concept
is lexicon entry: GWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1831
equivalence description: [Formerly known as GREAT WHINSCALE RHYOLITE.] Firman, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101956
type: Concept
is lexicon entry: GWHIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4599
equivalence description: [Formerly known as WHIN SILL - Old code was WHSI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101957
type: Concept
is lexicon entry: GWLC
has equivalence type: LATRL
has equivalent lexicon entry: st 489
equivalence description: [Otherwise known as LITTLE COAL (NORTH WALES) [LTLC].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101958
type: Concept
is lexicon entry: GWO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1713
equivalence description: [Formerly known as GILWERN OOLITE.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101959
type: Concept
is lexicon entry: GWSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2823
equivalence description: [Formerly known as MERISTINA CRASSA SANDSTONE.] King, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101960
type: Concept
is lexicon entry: GWT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1694
equivalence description: [Formerly known as GARWALLT ASH.] Wedd et al, 1929

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101961
type: Concept
is lexicon entry: GYA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 245
equivalence description: [Formerly known as BARDON 'GOOD ROCK'.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101962
type: Concept
is lexicon entry: GYA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1859
equivalence description: [Formerly known as GRIMLEY-TYPE PORPHYROID.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101963
type: Concept
is lexicon entry: GYB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1798
equivalence description: [Formerly known as GRAMMYSIA BEDS - Old code was also GYB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101964
type: Concept
is lexicon entry: GYCK
has equivalence type: LATRL
has equivalent lexicon entry: FYCK
equivalence description: [Otherwise known as FERRIBY CHALK FORMATION.] Analogous term applied in the Northern Province.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101965
type: Concept
is lexicon entry: GYCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2539
equivalence description: [Formerly known as LOWER CHALK (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101966
type: Concept
is lexicon entry: GYF
has equivalence type: LATRL
has equivalent lexicon entry: st 795
equivalence description: [Otherwise known as STRATHFINELLA HILL CONGLOMERATE.] Suspected to be lens-shaped body. Not laterally continuous with Strathfinella Hill Conglomerate, Armstrong and Paterson, 1970, although occurring at similar stratigraphical level.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101967
type: Concept
is lexicon entry: GYF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1679
equivalence description: [Formerly known as GANNOCHY FORMATION - Old code was also GYF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101968
type: Concept
is lexicon entry: GYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1784
equivalence description: [Formerly known as GLYN GOWER FORMATION - Old code was also GYG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101969
type: Concept
is lexicon entry: GYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1785
equivalence description: [Formerly known as GLYN GOWER SILTSTONES.] Bassett, D, Whittington, H B, and Williams, A. 1966. Quarterly Journal of the Geological Society, Vol.122, p.219-271.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101970
type: Concept
is lexicon entry: GYN
has equivalence type: LATRL
has equivalent lexicon entry: CWG
equivalence description: [Otherwise known as CORWEN GRIT MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101971
type: Concept
is lexicon entry: GYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1786
equivalence description: [Formerly known as GLYN GRIT.] Of Groom and Lake 1908. Quarterly Journal of the Geological Society, Vol.64.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101972
type: Concept
is lexicon entry: GYTI
has equivalence type: LATRL
has equivalent lexicon entry: st 282
equivalence description: [Otherwise known as EDEN MEMBER.] of the Penrith Formation of Bowen et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101973
type: Concept
is lexicon entry: GYTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2717
equivalence description: [Formerly known as MAIN LATE DEVENSIAN TILL OF THE VALE OF EDEN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101974
type: Concept
is lexicon entry: http://data.bgs.ac.uk/id/Lexicon/NamedRockUnit/H
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2049
equivalence description: [Formerly known as HUGHES BEDS - Old code was also H.] Woodland et al., 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101975
type: Concept
is lexicon entry: http://data.bgs.ac.uk/id/Lexicon/NamedRockUnit/H
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2050
equivalence description: [Formerly known as HUGHES FORMATION - Old code was also H.] Regraded to Member Rank.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101976
type: Concept
is lexicon entry: H2A1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2047
equivalence description: [Formerly known as HUDSONOCERAS PROTEUS MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101977
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 128
equivalence description: [Formerly known as ARDWICK LIMESTONES.] Beds formerly assigned to the Ardwick Limestones (Lancashire Coalfield) are now referred to the Halesowen Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101978
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 985
equivalence description: [Formerly known as COALPORT FORMATION - Old code was CP.] Beds formerly assigned to the Coalport Formation (Coalbrookdale Coalfield) are now referred to the Halesowen Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101979
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1001
equivalence description: [Formerly known as COED-YR-ALLT FORMATION - Old code was CYAF.] Beds formerly assigned to the Coed-yr-Allt Formation (Shrewsbury and Denbigh Coalfield) are now referred to the Halesowen Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101980
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1895
equivalence description: [Formerly known as HALESOWEN BEDS - Old code was HB.] Whitehead and Eastwood, 1927

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101981
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1896
equivalence description: [Formerly known as HALESOWEN GROUP.] Eastwood and others, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101982
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1897
equivalence description: [Formerly known as HALESOWEN SANDSTONE SERIES.] Kay, 1913

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101983
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1994
equivalence description: [Formerly known as HIGHLEY FORMATION - Old code was HYG.] Beds formerly assigned to the Highley Formation (Forest of Wyre Coalfield) are now referred to the Halesowen Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101984
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2146
equivalence description: [Formerly known as KEELE FORMATION - Old code was KE.] Beds formerly assigned to the Keele Formation are now considered to be a red lithofacies of the Halesowen Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101985
type: Concept
is lexicon entry: HA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3034
equivalence description: [Formerly known as NEWCASTLE FORMATION - Old code was NCL.] Beds formerly assigned to the Newcastle Formation (North Staffordshire Coalfield) are now referred to the Halesowen Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101986
type: Concept
is lexicon entry: HAA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1941
equivalence description: [Formerly known as HATHERN ANHYDRITE SERIES.] Llewellyn, P G and Stabbins, R. 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101987
type: Concept
is lexicon entry: HAE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 282
equivalence description: [Formerly known as BASAL BRECCIA AND SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101988
type: Concept
is lexicon entry: HAG
has equivalence type: LATRL
has equivalent lexicon entry: HASA
equivalence description: [Otherwise known as HANGMAN SANDSTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101989
type: Concept
is lexicon entry: HAGC
has equivalence type: LATRL
has equivalent lexicon entry: st 397
equivalence description: [Otherwise known as HAGGARD VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101990
type: Concept
is lexicon entry: HAGC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 397
equivalence description: [Formerly known as HAGGARD VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101991
type: Concept
is lexicon entry: HAGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1880
equivalence description: [Formerly known as HACKNEY GRAVEL FORMATION - Old code was also HAGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101992
type: Concept
is lexicon entry: HAGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4141
equivalence description: [Formerly known as TERRACE 3A.] Berry's 1980, 6-inch maps.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101993
type: Concept
is lexicon entry: HAL
has equivalence type: LATRL
has equivalent lexicon entry: st 30
equivalence description: [Otherwise known as ALTERNATA LIMESTONE.] Fortey et al., 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101994
type: Concept
is lexicon entry: HALC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2760
equivalence description: [Formerly known as MARINE WARP.] of Trotter, F F, Hollingworth, S E, Eastwood, T and Rose, W C C, 1937.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101995
type: Concept
is lexicon entry: HALC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3139
equivalence description: [Formerly known as OLDER STORM BEACH.] on combined Gosforth (37) and Bootle (47) sheet, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101996
type: Concept
is lexicon entry: HALL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2791
equivalence description: [Formerly known as MEADFOOT BEDS - Old code was MDT.] (Part thereof). Reid, 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101997
type: Concept
is lexicon entry: HAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1903
equivalence description: [Formerly known as HAMBLETON MUDSTONE FORMATION - Old code was also HAM.] Warrington et al., 1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101998
type: Concept
is lexicon entry: HAM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1904
equivalence description: [Formerly known as HAMBLETON MUDSTONES.] Wilson and Evans, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/101999
type: Concept
is lexicon entry: HAMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102000
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1628
equivalence description: [Formerly known as FOURTH OR HANBOROUGH TERRACE DEPOSITS.] Harries, 1977; Corser, 1978, 1981, a, b.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102001
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1631
equivalence description: [Formerly known as FOURTH TERRACE DEPOSITS.] Robson, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102002
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1633
equivalence description: [Formerly known as FOURTH, HIGH OR 100-FOOT TERRACE DEPOSITS.] Pocock, 1908.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102003
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1908
equivalence description: [Formerly known as HANBOROUGH MEMBER - Old code was also HAN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102004
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1909
equivalence description: [Formerly known as HANBOROUGH TERRACE DEPOSITS.] Dines in Richardson et al, 1946, Arkell, 1947a, b.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102005
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1910
equivalence description: [Formerly known as HANBOROUGH [GRAVEL] FORMATION.] Bridgland, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102006
type: Concept
is lexicon entry: HAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1912
equivalence description: [Formerly known as HANDBOROUGH TERRACE DEPOSITS.] Note the misspelling of the place name: Sandford, 1924. Sandford in Pringle, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102007
type: Concept
is lexicon entry: HANC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1948
equivalence description: [Formerly known as HAWK'S NEST COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102008
type: Concept
is lexicon entry: HANS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1911
equivalence description: [Formerly known as HANCHURCH SANDSTONE - Old code was also HANS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102009
type: Concept
is lexicon entry: HAO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1905
equivalence description: [Formerly known as HAMBLETON OOLITES - Old code was also HAO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102010
type: Concept
is lexicon entry: HARD
has equivalence type: LATRL
has equivalent lexicon entry: st 402
equivalence description: [Otherwise known as HARD MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102011
type: Concept
is lexicon entry: HARD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1921
equivalence description: [Formerly known as HARD MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102012
type: Concept
is lexicon entry: HARDY
has equivalence type: LATRL
has equivalent lexicon entry: st 790
equivalence description: [Otherwise known as STONY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102013
type: Concept
is lexicon entry: HARV
has equivalence type: LATRL
has equivalent lexicon entry: st 91
equivalence description: [Otherwise known as BEAUMONT COAL.] This seam has British Coal Index = N

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102014
type: Concept
is lexicon entry: HAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1939
equivalence description: [Formerly known as HASTINGS BEDS.] Bristow and Bazley, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102015
type: Concept
is lexicon entry: HAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1940
equivalence description: [Formerly known as HASTINGS SANDS.] see references in Bristow and Bazley, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102016
type: Concept
is lexicon entry: HASA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1916
equivalence description: [Formerly known as HANGMAN GRITS - Old code was HAG.] Etheridge, 1867; Edmonds et al 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102017
type: Concept
is lexicon entry: HASA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1917
equivalence description: [Formerly known as HANGMAN SANDSTONE GROUP - Old code was HGMS.] Tunbridge, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102018
type: Concept
is lexicon entry: HASH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1929
equivalence description: [Formerly known as HARNAGE SHALES - Old code was also HASH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102019
type: Concept
is lexicon entry: HAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1889
equivalence description: [Formerly known as HAIST SANDSTONE MEMBER - Old code was also HAT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102020
type: Concept
is lexicon entry: HATT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1943
equivalence description: [Formerly known as HATTON TILL - Old code was also HATT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102021
type: Concept
is lexicon entry: HATT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3515
equivalence description: [Formerly known as RED SERIES TILL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102022
type: Concept
is lexicon entry: HAWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2964
equivalence description: [Formerly known as MUIRKIRK MAIN LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102023
type: Concept
is lexicon entry: HAWS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1945
equivalence description: [Formerly known as HAWESWATER COMPLEX - Old code was HAWC.] Nutt 1979

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102024
type: Concept
is lexicon entry: HAWT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1933
equivalence description: [Formerly known as HARTHWAITE FORMATION - Old code was also HAWT.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102025
type: Concept
is lexicon entry: HAYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1952
equivalence description: [Formerly known as HAYSTACKS ANDESITE.] (McConnell, B J and Kneller, B C, 1993).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102026
type: Concept
is lexicon entry: HAYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1953
equivalence description: [Formerly known as HAYSTACKS MEMBER - Old code was also HAYS.] Lithological epithet re-introduced by D Millward (04/03/2003).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102027
type: Concept
is lexicon entry: HBBMB
has equivalence type: LATRL
has equivalent lexicon entry: MFMB
equivalence description: [Otherwise known as MEADOW FARM MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102028
type: Concept
is lexicon entry: HBBR
has equivalence type: LATRL
has equivalent lexicon entry: LER
equivalence description: [Otherwise known as LOXLEY EDGE ROCK.] Name used farther south in the Yorkshire Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102029
type: Concept
is lexicon entry: HBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2053
equivalence description: [Formerly known as HUNDLEBY CLAY - Old code was also HBC.] ( Casey, 1973)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102030
type: Concept
is lexicon entry: HBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2054
equivalence description: [Formerly known as HUNDLEBY CLAY FACIES.] ( Owen & Thurrell, 1968)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102031
type: Concept
is lexicon entry: HBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2055
equivalence description: [Formerly known as HUNDLEBY CLAY FORMATION - Old code was also HBC.] Formerly coded as a Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102032
type: Concept
is lexicon entry: HBE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2032
equivalence description: [Formerly known as HOPE BECK SLATES.] Jackson, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102033
type: Concept
is lexicon entry: CHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1328
equivalence description: [Formerly known as DRYBROOK SANDSTONE GROUP - Old code was DS.] Trotter, 1942. Note also that the Drybrook Limestone (DL) occurred locally between the Lower and Upper Drybrook sandstones.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102034
type: Concept
is lexicon entry: CHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2556
equivalence description: [Formerly known as LOWER CROMHALL SANDSTONE FORMATION - Old code was LCS.] Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102035
type: Concept
is lexicon entry: CHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2569
equivalence description: [Formerly known as LOWER DRYBROOK SANDSTONE - Old code was LDS.] Trotter, 1942.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102036
type: Concept
is lexicon entry: CHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2838
equivalence description: [Formerly known as MIDDLE CROMHALL SANDSTONE FORMATION - Old code was MCS.] Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102037
type: Concept
is lexicon entry: CHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4363
equivalence description: [Formerly known as UPPER CROMHALL SANDSTONE FORMATION - Old code was UCS.] Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102038
type: Concept
is lexicon entry: CHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4372
equivalence description: [Formerly known as UPPER DRYBROOK SANDSTONE - Old code was UDS.] Trotter, 1942.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102039
type: Concept
is lexicon entry: CHSC
has equivalence type: LATRL
has equivalent lexicon entry: st 318
equivalence description: [Otherwise known as FIVE FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102040
type: Concept
is lexicon entry: CHSF
has equivalence type: LATRL
has equivalent lexicon entry: st 143
equivalence description: [Otherwise known as BRIGHT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102041
type: Concept
is lexicon entry: CHSF
has equivalence type: LATRL
has equivalent lexicon entry: st 405
equivalence description: [Otherwise known as HARTLEY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102042
type: Concept
is lexicon entry: CHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 894
equivalence description: [Formerly known as CHELTENHAM SANDS.] Gray, J W, 1912.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102043
type: Concept
is lexicon entry: CHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1015
equivalence description: [Formerly known as COMBINED CHELTENHAM SAND AND FAN GRAVEL.] Worssam, B C, et al, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102044
type: Concept
is lexicon entry: CHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2140
equivalence description: [Formerly known as JURASSIC GRAVELS.] Tomlinson, M E, 1940.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102045
type: Concept
is lexicon entry: CHSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1257
equivalence description: [Formerly known as DICTYOCARIS MEMBER (OBSOLETE NAME AND CODE: USE CHSI) - Old code was DICT.] Armstrong, M et al, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102046
type: Concept
is lexicon entry: CHSMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102047
type: Concept
is lexicon entry: CHST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 336
equivalence description: [Formerly known as BED 3 (LOWER PART OF CROVIE GROUP.] (Read, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102048
type: Concept
is lexicon entry: CHST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1087
equivalence description: [Formerly known as COUNTER HEAD FORMATIONS.] (Archer, 1978)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102049
type: Concept
is lexicon entry: CHST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1400
equivalence description: [Formerly known as EAST HARBOUR FORMATION.] (Archer, 1978)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102050
type: Concept
is lexicon entry: CHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1099
equivalence description: [Formerly known as CRAGHOUSE TUFFS MEMBER - Old code was also CHT.] Lithological epithet revised (D MIllward) 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102051
type: Concept
is lexicon entry: CHTC
has equivalence type: LATRL
has equivalent lexicon entry: st 180
equivalence description: [Otherwise known as CHARLOTTE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102052
type: Concept
is lexicon entry: CHTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 883
equivalence description: [Formerly known as CHARLOTTE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102053
type: Concept
is lexicon entry: CHTS
has equivalence type: LATRL
has equivalent lexicon entry: POCH
equivalence description: [Otherwise known as PORTLAND CHERTY MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102054
type: Concept
is lexicon entry: CHUD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1180
equivalence description: [Formerly known as CULM.] Sedgwick and Murchison, 1840.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102055
type: Concept
is lexicon entry: CHV
has equivalence type: LATRL
has equivalent lexicon entry: CHEV
equivalence description: [Otherwise known as CHEVIOT VOLCANIC FORMATION.] Browne et al, 2001.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102056
type: Concept
is lexicon entry: CHVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 880
equivalence description: [Formerly known as CHARLES HILL VOLCANIC BEDS.] Informal past usage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102057
type: Concept
is lexicon entry: CI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 938
equivalence description: [Formerly known as CLAXBY BEDS.] Swinnerton, 1935; Owen and Thurrell, 1968; Casey, 1973, Wingfield et al., 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102058
type: Concept
is lexicon entry: CI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 939
equivalence description: [Formerly known as CLAXBY IRONSTONE - Old code was also CI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102059
type: Concept
is lexicon entry: CI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1540
equivalence description: [Formerly known as FERRUGINOUS BAND.] Dikes and Lee, 1837.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102060
type: Concept
is lexicon entry: CI
has equivalence type: OBSLTE
has equivalent lexicon entry: st 536
equivalence description: [Formerly known as LOWER SAND AND SANDSTONE.] Judd, 1867.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102061
type: Concept
is lexicon entry: CIFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 923
equivalence description: [Formerly known as CINDERFORD FORMATION - Old code was also CIFD.] Was changed to rank of Member, in response to parent becoming a formation in the sfc report draft.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102062
type: Concept
is lexicon entry: CIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 921
equivalence description: [Formerly known as CILAN GRITS - Old code was also CIG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102063
type: Concept
is lexicon entry: CIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 922
equivalence description: [Formerly known as CILAN GRITS (IN PART).] In the usage of Nicholas, T C, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102064
type: Concept
is lexicon entry: CIGSS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 163
equivalence description: [Formerly known as CALEDONIAN IGNEOUS SUPERSUITE - Old code was also CIGSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102065
type: Concept
is lexicon entry: CIMB
has equivalence type: LATRL
has equivalent lexicon entry: SBMB
equivalence description: [Otherwise known as SUBCRENATUM MARINE BAND.] National standard name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102066
type: Concept
is lexicon entry: CIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 735
equivalence description: [Formerly known as CAERFAI BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102067
type: Concept
is lexicon entry: CIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 736
equivalence description: [Formerly known as CAERFAI FORMATION - Old code was CFBS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102068
type: Concept
is lexicon entry: CIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 737
equivalence description: [Formerly known as CAERFAI SERIES - Old code was also CIS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102069
type: Concept
is lexicon entry: CISA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 393
equivalence description: [Formerly known as BEN LEDI GRITS.] Previously assigned to Ben ledi Grits

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102070
type: Concept
is lexicon entry: CK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4151
equivalence description: [Formerly known as THE CHALK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102071
type: Concept
is lexicon entry: CKBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 44
equivalence description: [Formerly known as ACHREAMIE SANDSTONE FORMATION.] The northern, upper part of the Crosskirk Flagstone Formation, the Achreamie Sandstone Formation and the Buldoo Flagstone Formation sequences of Fletcher and Key, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102072
type: Concept
is lexicon entry: CKBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 674
equivalence description: [Formerly known as BULDOO FLAGSTONE FORMATION.] The northern, upper part of the Crosskirk Flagstone Formation, the Achreamie Sandstone Formation and the Buldoo Flagstone Formation sequences of Fletcher and Key, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102073
type: Concept
is lexicon entry: CKBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1161
equivalence description: [Formerly known as CROSSKIRK FLAGSTONE FORMATION.] The northern, upper part of the Crosskirk Flagstone Formation, the Achreamie Sandstone Formation and the Buldoo Flagstone Formation sequences of Fletcher and Key, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102074
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 97
equivalence description: [Formerly known as APPLEDORE FORMATION.] Money, 1966

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102075
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 451
equivalence description: [Formerly known as BLACK DOWN SANDSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102076
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 994
equivalence description: [Formerly known as COCKINGTON BEDS.] In part; Prentice, 1960b

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102077
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1097
equivalence description: [Formerly known as CRACKINGTON MEASURES.] Ashwin, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102078
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1425
equivalence description: [Formerly known as EGGESFORD-TYPE CULM.] Ussher, 1887; 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102079
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2021
equivalence description: [Formerly known as HOLMINGHAM BEDS.] Webby and Thomas, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102080
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2106
equivalence description: [Formerly known as INSTOW BEDS.] Prentice, 1960a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102081
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2207
equivalence description: [Formerly known as KIDDENS FORMATION.] Chesher, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102082
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2378
equivalence description: [Formerly known as LIMEKILN BEDS.] Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102083
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2873
equivalence description: [Formerly known as MIDDLE OR EXETER-TYPE CULM.] Ussher, 1887; 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102084
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3126
equivalence description: [Formerly known as OKEHAMPTON SANDSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102085
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3921
equivalence description: [Formerly known as SOUTHERLY DOWN SANDSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102086
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4553
equivalence description: [Formerly known as WELCOME BEDS.] Moore, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102087
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4554
equivalence description: [Formerly known as WELCOME FORMATION.] Edmonds et al. 1968, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102088
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4555
equivalence description: [Formerly known as WELCOME MEASURES.] Ashwin, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102089
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4605
equivalence description: [Formerly known as WHITCHURCH DOWN GREYWACKE GROUP.] Dearman and Butcher, 1959.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102090
type: Concept
is lexicon entry: CKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4704
equivalence description: [Formerly known as YAHNEY BEDS.] Lucas, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102091
type: Concept
is lexicon entry: CKML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 992
equivalence description: [Formerly known as COCKERMOUTH LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102092
type: Concept
is lexicon entry: CKML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 993
equivalence description: [Formerly known as COCKERMOUTH LAVAS FORMATION - Old code was also CKML.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102093
type: Concept
is lexicon entry: CKR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 865
equivalence description: [Formerly known as CHALK ROCK - Old code was also CKR.] Jukes-Browne and Hill, 1904, (see discussion at 2.3).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102094
type: Concept
is lexicon entry: CKR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 866
equivalence description: [Formerly known as CHALK ROCK FORMATION.] Bromley and Gale, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102095
type: Concept
is lexicon entry: CKRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 343
equivalence description: [Formerly known as BED B.] (Howell and Geikie, 1861).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102096
type: Concept
is lexicon entry: CKRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 344
equivalence description: [Formerly known as BED C.] (Peach and Horne, 1899).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102097
type: Concept
is lexicon entry: CKRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 352
equivalence description: [Formerly known as BEDS AT C.] (Henderson and Brown, 1870).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102098
type: Concept
is lexicon entry: CKRI
has equivalence type: OBSLTE
has equivalent lexicon entry: HGC
equivalence description: [Formerly known as HAGGIS GRIT AND CONGLOMERATE.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102099
type: Concept
is lexicon entry: CKRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4435
equivalence description: [Formerly known as UPPER PART OF DEERHOPE FORMATION.] (Tipper, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102100
type: Concept
is lexicon entry: CKS
has equivalence type: LATRL
has equivalent lexicon entry: COPL
equivalence description: [Otherwise known as COPLOW LIMESTONE MEMBER.] New name defined by Riley (1990).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102101
type: Concept
is lexicon entry: CKST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1175
equivalence description: [Formerly known as CUCKFIELD STONE - Old code was also CKST.] Bristow and Bazley, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102102
type: Concept
is lexicon entry: CL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 780
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102103
type: Concept
is lexicon entry: CLACH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1397
equivalence description: [Formerly known as EAST GLEN TILT PLUTON - Old code was EGTLT.] This term was considered unsuitable due to the scope for confusion with the Glen Tilt Intrusive-complex, the vagueness of the geographical epithet, and the fact that the unit comprises a relatively thin, concordant sheet rather than a pluton.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102104
type: Concept
is lexicon entry: CLAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3205
equivalence description: [Formerly known as PART OF BOYNDIE BAY GROUP.] On 1:50k sheet 86.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102105
type: Concept
is lexicon entry: CLAU
has equivalence type: LATRL
has equivalent lexicon entry: st 187
equivalence description: [Otherwise known as CLAUGHTON FLAG SERIES..] Equivalent to Claughton Formation, Slinger, 1936, p. 345.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102106
type: Concept
is lexicon entry: CLAU
has equivalence type: LATRL
has equivalent lexicon entry: st 188
equivalence description: [Otherwise known as CLAUGHTON MOOR SHALES.] Equivalent to Claughton Formation, Slinger, 1936, p.345.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102107
type: Concept
is lexicon entry: CLAU
has equivalence type: LATRL
has equivalent lexicon entry: st 453
equivalence description: [Otherwise known as KEASDEN FLAGS..] Synonym for Claughton Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102108
type: Concept
is lexicon entry: CLAU
has equivalence type: LATRL
has equivalent lexicon entry: st 590
equivalence description: [Otherwise known as MOORCOCK FLAGS.] Equivalent to Claughton Formation, Slinger, 1936, p. 345.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102109
type: Concept
is lexicon entry: CLAU
has equivalence type: LATRL
has equivalent lexicon entry: NOT
equivalence description: [Otherwise known as NOTTAGE CRAG GRIT.] Equivalent to Claughton Formation, Slinger, 1936, p. 345.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102110
type: Concept
is lexicon entry: CLAU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 930
equivalence description: [Formerly known as CLAUGHTON FLAGS.] Moseley, 1954, p. 435.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102111
type: Concept
is lexicon entry: CLAU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 931
equivalence description: [Formerly known as CLAUGHTON FORMATION - Old code was also CLAU.] Rank reduced to Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102112
type: Concept
is lexicon entry: CLAV
has equivalence type: OBSLTE
has equivalent lexicon entry: st 189
equivalence description: [Formerly known as CLAVELLATA BEDS FORMATION - Old code was also CLAV.] The residual "Beds" epithet (from Trigonia clavellata Beds) was removed, in keeping with modern stratigraphical usage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102113
type: Concept
is lexicon entry: CLAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4263
equivalence description: [Formerly known as TRIGONIA CLAVELLATA BEDS - Old code was TCLB.] Arkell, 1933; Wright, 1981; Bristow, 1989a, 1989b; Freshney, 1989; and Gutmann, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102114
type: Concept
is lexicon entry: CLAY
has equivalence type: LATRL
has equivalent lexicon entry: st 368
equivalence description: [Otherwise known as GOODIG COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102115
type: Concept
is lexicon entry: CLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 925
equivalence description: [Formerly known as CLARBOROUGH BEDS - Old code was also CLB.] Smith and Warrington, 1971; Smith et al., 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102116
type: Concept
is lexicon entry: CLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 926
equivalence description: [Formerly known as CLARBOROUGH FORMATION - Old code was also CLB.] Warrington et al., 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102117
type: Concept
is lexicon entry: CLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 963
equivalence description: [Formerly known as CLOGHASTUCAN CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102118
type: Concept
is lexicon entry: CLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2773
equivalence description: [Formerly known as MARSUPITES WHITE LIMESTONE.] Reid, 1964

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102119
type: Concept
is lexicon entry: CLCA
has equivalence type: OBSLTE
has equivalent lexicon entry: LTHM
equivalence description: [Formerly known as LYTHAM FORMATION.] The fluvial parts of this former unit (Thomas, 1999) are now incorporated in the Subgroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102120
type: Concept
is lexicon entry: CLCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4088
equivalence description: [Formerly known as SWETTENHAM FORMATION.] The fluvial parts of this former unit (Thomas, 1999) are now incorporated in the Subgroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102121
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: CRKY
equivalence description: [Formerly known as CRICKLEY MEMBER.] Included in the Crickley Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102122
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1250
equivalence description: [Formerly known as DEVIL'S CHIMNEY OOLITE.] Mudge, D C, 1978a. Possibly additional beds included in the succeeding Devil's Chimney Oolite.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102123
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1251
equivalence description: [Formerly known as DEVIL'S CHIMNEY OOLITE AND CLEEVE HILL OOLITE.] Combined Devil's Chimney Oolite and Cleeve Hill Oolite in Cheltenham area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102124
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1252
equivalence description: [Formerly known as DEVIL'S CHIMNEY OOLITE AND FIDDLER'S ELBOW LIMESTONE.] In Stroud area, Mudge, D C, 1978a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102125
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1649
equivalence description: [Formerly known as FROCESTER HILL OOLITE AND SELSEY HILL OOLITE.] Mudge, D C, 1978a. In the south, Stroud to Wootton-under-Edge area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102126
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2123
equivalence description: [Formerly known as JACKDAW QUARRY OOLITE.] Mudge, D C, 1978a. See Sumbler, M G, Barron, A J M and Morigi, A N, 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102127
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2581
equivalence description: [Formerly known as LOWER FREESTONE.] Hull, E, 1857.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102128
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3210
equivalence description: [Formerly known as PART OF PEA GRIT SERIES.] Woodward, H B, 1894, p.110.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102129
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3235
equivalence description: [Formerly known as PEA GRIT EQUIVALENT.] Richardson, L, 1904. In the north Cotswolds, Winchcombe to Stow-on-the-Wold area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102130
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4611
equivalence description: [Formerly known as WHITE GUITING STONE.] Richardson, L, 1929. Possibly additional beds included in the succeeding White Guiting Stone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102131
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4708
equivalence description: [Formerly known as YELLOW GUITING STONE.] Richardson, L, 1929. In the north Cotswolds, Winchcombe to Stow-on-the-Wold area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102132
type: Concept
is lexicon entry: CLCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4714
equivalence description: [Formerly known as YELLOW STONE.] Richardson, L, 1933. In the north Cotswolds, Winchcombe to Stow-on-the-Wold area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102133
type: Concept
is lexicon entry: CLCMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102134
type: Concept
is lexicon entry: CLCO
has equivalence type: LATRL
has equivalent lexicon entry: st 855
equivalence description: [Otherwise known as TUPTON ROOF COAL.] Name used in parts of Nottinghamshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102135
type: Concept
is lexicon entry: CLCO
has equivalence type: LATRL
has equivalent lexicon entry: TRC
equivalence description: [Otherwise known as TUPTON ROOF COAL (NOTTINGHAM).] Correlated with this unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102136
type: Concept
is lexicon entry: CLD
has equivalence type: LATRL
has equivalent lexicon entry: ABO
equivalence description: [Otherwise known as ABERCRIBAN OOLITE SUBGROUP.] Lateral equivalents, but internal correlations at Formational or lower level have not been established.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102137
type: Concept
is lexicon entry: CLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 971
equivalence description: [Formerly known as CLYDACH BEDS - Old code was also CLD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102138
type: Concept
is lexicon entry: CLD
has equivalence type: OBSLTE
has equivalent lexicon entry: OGP
equivalence description: [Formerly known as OOLITE GROUP.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102139
type: Concept
is lexicon entry: CLE
has equivalence type: LATRL
has equivalent lexicon entry: CLT
equivalence description: [Otherwise known as CLENT FORMATION.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102140
type: Concept
is lexicon entry: CLFC
has equivalence type: LATRL
has equivalent lexicon entry: st 196
equivalence description: [Otherwise known as CLIFF VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102141
type: Concept
is lexicon entry: CLFC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 196
equivalence description: [Formerly known as CLIFF VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102142
type: Concept
is lexicon entry: CLG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1066
equivalence description: [Formerly known as CORSEWALL GROUP - Old code was also CLG.] (Kelling, 1961)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102143
type: Concept
is lexicon entry: CLGB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 944
equivalence description: [Formerly known as CLAYGATE BEDS - Old code was also CLGB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102144
type: Concept
is lexicon entry: CLGB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3226
equivalence description: [Formerly known as PASSAGE BEDS - Old code was PBD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102145
type: Concept
is lexicon entry: CLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2843
equivalence description: [Formerly known as MIDDLE DELTAIC SERIES.] Hemingway, 1949.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102146
type: Concept
is lexicon entry: CLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2844
equivalence description: [Formerly known as MIDDLE DELTAIC SERIES (HEMINGWAY, 1949).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102147
type: Concept
is lexicon entry: CLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2850
equivalence description: [Formerly known as MIDDLE ESTUARINE SERIES.] Fox-Strangways (1892) included what are now the Cloughton Formation, the Eller Beck Formation and the Saltwick Formation in his Middle Estuarine Series.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102148
type: Concept
is lexicon entry: CLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2851
equivalence description: [Formerly known as MIDDLE ESTUARINE SERIES (PARS) (FOX-STRANGWAYS, 1892).] Included what is now the Cloughton Formation and the Eller Beck Formation and the Saltwick Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102149
type: Concept
is lexicon entry: CLHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 778
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE.] Parsons, L M, 1918.; Mitchell, G H and Stubblefield, C J, 1941.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102150
type: Concept
is lexicon entry: CLHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 966
equivalence description: [Formerly known as CLOUD HILL DOLOMITE FORMATION.] Monteleone, P H, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102151
type: Concept
is lexicon entry: CLHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 959
equivalence description: [Formerly known as CLIFT HILLS PHYLLITIC 'GROUP' - Old code was also CLHI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102152
type: Concept
is lexicon entry: CLHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 965
equivalence description: [Formerly known as CLOSE HILL SILTSTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102153
type: Concept
is lexicon entry: CLIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 795
equivalence description: [Formerly known as CARN LLIDI INTRUSION - Old code was also CLIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102154
type: Concept
is lexicon entry: CLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 961
equivalence description: [Formerly known as CLITHEROE LIMESTONE SERIES.] Parkinson, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102155
type: Concept
is lexicon entry: CLLF
has equivalence type: LATRL
has equivalent lexicon entry: ALCH
equivalence description: [Otherwise known as ALLOA CHERRY COAL.] Located in the northern and western part of the Alloa-Stirling-Falkirk area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102156
type: Concept
is lexicon entry: CLLF
has equivalence type: LATRL
has equivalent lexicon entry: LSPC
equivalence description: [Otherwise known as LITTLE SPLINT COAL.] Located in the northern and western part of the Alloa-Stirling-Falkirk area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102157
type: Concept
is lexicon entry: CLLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 309
equivalence description: [Formerly known as BASEMENT SANDS OF THE UPPER GLAUCONIITE BEDS.] (in part) Hancock, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102158
type: Concept
is lexicon entry: CLLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 916
equivalence description: [Formerly known as CHLORITE SANDS AND SANDSTONES.] (in part) Hume, 1897

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102159
type: Concept
is lexicon entry: CLLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1008
equivalence description: [Formerly known as COLLINWELL SANDS MEMBER.] in BGS publications

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102160
type: Concept
is lexicon entry: CLLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1744
equivalence description: [Formerly known as GLAUCONITIC SANDS.] (in part) Tate, 1865

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102161
type: Concept
is lexicon entry: CLLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2590
equivalence description: [Formerly known as LOWER HIBERNIAN GREENSANDS.] (in part) Reid, 1971

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102162
type: Concept
is lexicon entry: CLLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3441
equivalence description: [Formerly known as QUARTZOSE SANDS.] part of the Cenomanian/Turonian Greensands (Manning et al., 1970)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102163
type: Concept
is lexicon entry: CLMB
has equivalence type: LATRL
has equivalent lexicon entry: st 216
equivalence description: [Otherwise known as COVE LOWER LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102164
type: Concept
is lexicon entry: CLMMB
has equivalence type: LATRL
has equivalent lexicon entry: MFMB
equivalence description: [Otherwise known as MEADOW FARM MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102165
type: Concept
is lexicon entry: CLMS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 188
equivalence description: [Formerly known as CLAUGHTON MOOR SHALES.] Slinger, 1936.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102166
type: Concept
is lexicon entry: CLMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 932
equivalence description: [Formerly known as CLAUGHTON MOOR SILTSTONE MEMBER - Old code was also CLMS.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102167
type: Concept
is lexicon entry: CLOCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 934
equivalence description: [Formerly known as CLAVA SHELLY CLAY MEMBER - Old code was CSCL.] Name and code made obsolete [J W Merrit; 03/10/2003] and replaced by Clava Lodge Clay Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102168
type: Concept
is lexicon entry: CLOP
has equivalence type: LATRL
has equivalent lexicon entry: st 168
equivalence description: [Otherwise known as CARLOPS OIL-SHALE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102169
type: Concept
is lexicon entry: CLPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 945
equivalence description: [Formerly known as CLAYPOLE LIMESTONE - Old code was also CLPL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102170
type: Concept
is lexicon entry: CLQU
has equivalence type: LATRL
has equivalent lexicon entry: st 735
equivalence description: [Otherwise known as SCHIEHALLION QUARTZITE.] Local equivalent of Schiehallion Quartzite.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102171
type: Concept
is lexicon entry: CLQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1119
equivalence description: [Formerly known as CREAG LEACACH QUARTZITE.] Upton, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102172
type: Concept
is lexicon entry: CLR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 937
equivalence description: [Formerly known as CLAVELLATA BEDS.] Smith, W, 1815-16, Sheet 297.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102173
type: Concept
is lexicon entry: CLR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1176
equivalence description: [Formerly known as CUCKLINGTON OOLITE.] Smith, W, 1815-16, Sheet 297.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102174
type: Concept
is lexicon entry: CLRK
has equivalence type: LATRL
has equivalent lexicon entry: OCR
equivalence description: [Otherwise known as OAKENSHAW ROCK.] The Oakenshaw Rock, developed in the area south of Bradford, occupies the same stratigraphical position,

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102175
type: Concept
is lexicon entry: CLSA
has equivalence type: LATRL
has equivalent lexicon entry: DROY
equivalence description: [Otherwise known as DALROY SAND MEMBER.] Clava Sand Member made obsolete [J W Merritt, 03/10/2003] and definition details transferred to Dalroy Sand Member [DROY].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102176
type: Concept
is lexicon entry: CLSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 924
equivalence description: [Formerly known as CLARAGH SANDSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102177
type: Concept
is lexicon entry: CLSR
has equivalence type: LATRL
has equivalent lexicon entry: CLL
equivalence description: [Otherwise known as CLITHEROE LIMESTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102178
type: Concept
is lexicon entry: CLST
has equivalence type: LATRL
has equivalent lexicon entry: CUTI
equivalence description: [Otherwise known as CULDOICH TILL MEMBER.] The name Clava Shelly Till Member was made obsolete (03/10/2003; J W Merritt) and details of its definition transferred to a new Lexicon entry for Culdoich Till Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102179
type: Concept
is lexicon entry: CLST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 935
equivalence description: [Formerly known as CLAVA SHELLY TILL - Old code was also CLST.] Peacock, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102180
type: Concept
is lexicon entry: CLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 582
equivalence description: [Formerly known as BRECCIA GROUP.] Eastwood and others, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102181
type: Concept
is lexicon entry: CLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 951
equivalence description: [Formerly known as CLENT BRECCIAS - Old code was CLE.] Old and others, 1991

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102182
type: Concept
is lexicon entry: CLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 952
equivalence description: [Formerly known as CLENT GROUP.] Wills, 1950

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102183
type: Concept
is lexicon entry: CLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 953
equivalence description: [Formerly known as CLENT HILLS BRECCIA.] King, 1893

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102184
type: Concept
is lexicon entry: CLT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4240
equivalence description: [Formerly known as TRAPPOID BRECCIA.] King, 1923

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102185
type: Concept
is lexicon entry: CLU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 962
equivalence description: [Formerly known as CLOGAU SHALES.] Matley and Wilson, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102186
type: Concept
is lexicon entry: CLVY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2339
equivalence description: [Formerly known as LAW FORMATION.] Browne and McMillan, 1989a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102187
type: Concept
is lexicon entry: CLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1009
equivalence description: [Formerly known as COLWICK FORMATION - Old code was also CLW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102188
type: Concept
is lexicon entry: CLWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 778
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102189
type: Concept
is lexicon entry: CLWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2658
equivalence description: [Formerly known as LOWER RED BED AND PEBBLE BED GROUP.] (Mitchell, G H and Stubblefield, C J, 1941).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102190
type: Concept
is lexicon entry: CLWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3496
equivalence description: [Formerly known as RED BED MEMBER.] (Monteleone, P H, 1973).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102191
type: Concept
is lexicon entry: CLWYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 778
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102192
type: Concept
is lexicon entry: CLWYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 780
equivalence description: [Formerly known as CARBONIFEROUS LIMESTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102193
type: Concept
is lexicon entry: CLWYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1384
equivalence description: [Formerly known as DYSERTH LIMESTONE GROUP - Old code was DYL.] Made obsolete, as equivalent to the lower part of the Clwyd Limestone Group [CNW, 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102194
type: Concept
is lexicon entry: CLWYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1865
equivalence description: [Formerly known as GRONANT GROUP - Old code was GRN.] The lower part of the former Gronant Group lies within the Clwyd Limestone Group [CNW; 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102195
type: Concept
is lexicon entry: CLWYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2957
equivalence description: [Formerly known as MOUNTAIN LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102196
type: Concept
is lexicon entry: CLYCA
has equivalence type: OBSLTE
has equivalent lexicon entry: CLVY
equivalence description: [Formerly known as CLYDE VALLEY FORMATION.] Includes parts of the Clyde Valley Formation as described by Sutherland, in Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102197
type: Concept
is lexicon entry: CLYCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1716
equivalence description: [Formerly known as GIRVAN FORMATION.] Includes parts of the Girvan Formation as described by Sutherland, in Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102198
type: Concept
is lexicon entry: CLYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 972
equivalence description: [Formerly known as CLYDE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102199
type: Concept
is lexicon entry: CLYTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 979
equivalence description: [Formerly known as CLYTH SUBGROUP - Old code was HIH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102200
type: Concept
is lexicon entry: CLYTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1961
equivalence description: [Formerly known as HELMAN HEAD BEDS - Old code was HIH.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102201
type: Concept
is lexicon entry: CM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3408
equivalence description: [Formerly known as PRODUCTIVE COAL MEASURES - Old code was LMCM.] Eg. Dudley and Bridgnorth Memoirs; also Besly, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102202
type: Concept
is lexicon entry: CMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1192
equivalence description: [Formerly known as CWM-AMLIW GROUP - Old code was also CMA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102203
type: Concept
is lexicon entry: CMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1193
equivalence description: [Formerly known as CWM-AMLIW SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102204
type: Concept
is lexicon entry: CMBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 402
equivalence description: [Formerly known as BENSCLIFFE AGGLOMERATE.] (Worssam and Old, 1988)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102205
type: Concept
is lexicon entry: CMBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1530
equivalence description: [Formerly known as FELSITIC AGGLOMERATE.] (Watts, 1947)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102206
type: Concept
is lexicon entry: CMBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 762
equivalence description: [Formerly known as CAMBECK BEDS - Old code was also CMBB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102207
type: Concept
is lexicon entry: CMBC
has equivalence type: LATRL
has equivalent lexicon entry: st 204
equivalence description: [Otherwise known as COMB COAL.] Alternative spelling of name in the Derby sheet area

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102208
type: Concept
is lexicon entry: CMBC
has equivalence type: LATRL
has equivalent lexicon entry: st 209
equivalence description: [Otherwise known as COOMBES COAL (NOTTINGHAM AND DERBY).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102209
type: Concept
is lexicon entry: CMBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 657
equivalence description: [Formerly known as BUCK HILLS GREYWACKE.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102210
type: Concept
is lexicon entry: CMBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 658
equivalence description: [Formerly known as BUCK HILLS GRIT.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102211
type: Concept
is lexicon entry: CMBH
has equivalence type: OBSLTE
has equivalent lexicon entry: CMBH
equivalence description: [Formerly known as BEACON HILL FORMATION.] (Moseley, J and Ford, T D, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102212
type: Concept
is lexicon entry: CMBH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 323
equivalence description: [Formerly known as BEACON HILL TUFF FORMATION.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102213
type: Concept
is lexicon entry: CMBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 692
equivalence description: [Formerly known as BURN BRIDGE ARENITE.] Part of the Carmichael Burn Group of Rolfe (1960).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102214
type: Concept
is lexicon entry: CMBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 793
equivalence description: [Formerly known as CARMICHAEL BURN GROUP.] of Rolfe (1960)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102215
type: Concept
is lexicon entry: CMBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1163
equivalence description: [Formerly known as CROSSRIDGE FORMATION.] Part of the Carmichael Burn Group of Rolfe (1960).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102216
type: Concept
is lexicon entry: CMBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2738
equivalence description: [Formerly known as MANSE MUDSTONE.] Part of the Carmichael Burn Group of Rolfe (1960).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102217
type: Concept
is lexicon entry: CMBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4668
equivalence description: [Formerly known as WOODHOUSE AND BRADGATE BEDS.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102218
type: Concept
is lexicon entry: CMBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4669
equivalence description: [Formerly known as WOODHOUSE AND BRADGATE TUFFS FORMATION - Old code was also CMBT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102219
type: Concept
is lexicon entry: CMC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1121
equivalence description: [Formerly known as CREAG MHOR CONGLOMERATES (FORMATION) - Old code was also CMC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102220
type: Concept
is lexicon entry: CMCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 884
equivalence description: [Formerly known as CHARNWOOD LODGE AGGLOMERATE MEMBER - Old code was also CMCL.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102221
type: Concept
is lexicon entry: CMCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 885
equivalence description: [Formerly known as CHARNWOOD LODGE MEMBER.] (Moseley, J and Ford, T D, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102222
type: Concept
is lexicon entry: CMK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4007
equivalence description: [Formerly known as STOCKDALE SHALES - Old code was SCSH.] King and Wilcockson, 1934.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102223
type: Concept
is lexicon entry: CML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 292
equivalence description: [Formerly known as BASAL HYDRAULIC LIMESTONE MEMBER.] Basal Hydraulic Limestone Member plus part of the Santon Oolite Member of Ashton (1975; 1980). Also approximates toe the [Basal Hydraulic Limestone of some previous authors (e.g. Kent, 1966).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102224
type: Concept
is lexicon entry: CML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 946
equivalence description: [Formerly known as CLEATHAM LIMESTONE MEMBER - Old code was also CML.] Formerly coded as a Member within the Lincolnshire Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102225
type: Concept
is lexicon entry: CML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3733
equivalence description: [Formerly known as SANTON OOLITE MEMBER.] Basal Hydraulic Limestone Member plus part of the Santon Oolite Member of Ashton (1975; 1980).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102226
type: Concept
is lexicon entry: CMMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1011
equivalence description: [Formerly known as COMBE FORMATION.] Chesher, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102227
type: Concept
is lexicon entry: CMMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1012
equivalence description: [Formerly known as COMBE SHALE.] Selwood et al, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102228
type: Concept
is lexicon entry: CMMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1013
equivalence description: [Formerly known as COMBE SHALE FORMATION - Old code was CMSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102229
type: Concept
is lexicon entry: CMPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 767
equivalence description: [Formerly known as CAMPSIE FORMATION.] Armstrong et al., 1985

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102230
type: Concept
is lexicon entry: CMPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3327
equivalence description: [Formerly known as PITTENDREICH LIMESTONE [AT NO 578 614] - Old code was PHLS.] Armstrong and Paterson, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102231
type: Concept
is lexicon entry: CMPL
has equivalence type: OBSLTE
has equivalent lexicon entry: SYLS
equivalence description: [Formerly known as STANLEY LIMESTONE - Old code was SYLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102232
type: Concept
is lexicon entry: CMPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4452
equivalence description: [Formerly known as UPPER PSAMMITE.] Shepherd, 1970; Holdsworth, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102233
type: Concept
is lexicon entry: CMPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4456
equivalence description: [Formerly known as UPPER QUARTZITE.] Wilson, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102234
type: Concept
is lexicon entry: CMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1019
equivalence description: [Formerly known as COMLEY SANDSTONE SERIES.] But see Revision Note 1.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102235
type: Concept
is lexicon entry: CMSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 261
equivalence description: [Formerly known as BARREN COAL MEASURES (UPPER).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102236
type: Concept
is lexicon entry: CMSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 983
equivalence description: [Formerly known as COAL MEASURES GROUP (SCOTLAND) - Old code was also CMSC.] Cosmetic reordering of the name to match formats used in the southern UK.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102237
type: Concept
is lexicon entry: CMSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3409
equivalence description: [Formerly known as PRODUCTIVE COAL MEASURES (MIDDLE AND LOWER) - Old code was LMCM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102238
type: Concept
is lexicon entry: CMSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1011
equivalence description: [Formerly known as COMBE FORMATION.] Chesher,1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102239
type: Concept
is lexicon entry: CMSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3893
equivalence description: [Formerly known as SLATE AGGLOMERATE.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102240
type: Concept
is lexicon entry: CMST
has equivalence type: LATRL
has equivalent lexicon entry: CMNT
equivalence description: [Otherwise known as CEMENTSTONE FORMATION.] Forms part of the Farne Group offshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102241
type: Concept
is lexicon entry: CMV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2745
equivalence description: [Formerly known as MAPLEWELL SERIES.] Watts, W W, 1947.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102242
type: Concept
is lexicon entry: CMVC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4505
equivalence description: [Formerly known as VOLCANIC CONGLOMERATES.] Frances, E H et al, 1970, p.88-90.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102243
type: Concept
is lexicon entry: CN
has equivalence type: LATRL
has equivalent lexicon entry: st 231
equivalence description: [Otherwise known as CROFTHEAD COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102244
type: Concept
is lexicon entry: CN
has equivalence type: LATRL
has equivalent lexicon entry: st 419
equivalence description: [Otherwise known as HIGHSTONE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102245
type: Concept
is lexicon entry: CN
has equivalence type: LATRL
has equivalent lexicon entry: st 423
equivalence description: [Otherwise known as HOLLANDBUSH SMITHY COAL.] Possible correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102246
type: Concept
is lexicon entry: CNB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3288
equivalence description: [Formerly known as PERMIAN BASAL LAVAS - Old code was PBLV.] Term now obsolete (see Revisions).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102247
type: Concept
is lexicon entry: CNCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1022
equivalence description: [Formerly known as CONCRETIONARY LIMESTONE FORMATION.] Smith, 1971;1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102248
type: Concept
is lexicon entry: CNCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4417
equivalence description: [Formerly known as UPPER MAGNESIAN LIMESTONE.] Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102249
type: Concept
is lexicon entry: CNE
has equivalence type: LATRL
has equivalent lexicon entry: GEL
equivalence description: [Otherwise known as GELLI-GRIN CALCAREOUS ASH FORMATION.] Lateral correlative according to Bassett et al., 1966; Lockley, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102250
type: Concept
is lexicon entry: CNE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4347
equivalence description: [Formerly known as UPPER CEISWYN BEDS.] Pugh, 1928

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102251
type: Concept
is lexicon entry: CNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1023
equivalence description: [Formerly known as CONFINIS FLAGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102252
type: Concept
is lexicon entry: CNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1024
equivalence description: [Formerly known as CONFINIS FLAGS FORMATION.] "Flags" epithet removed following Fortey, et al., 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102253
type: Concept
is lexicon entry: CNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3162
equivalence description: [Formerly known as ORTHIS CONFINIS FLAGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102254
type: Concept
is lexicon entry: CNHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 968
equivalence description: [Formerly known as CLOUSTON HILL COAL - Old code was also CNHC.] An incorrect spelling that was introduced to the Lexicon accidentally.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102255
type: Concept
is lexicon entry: CNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 912
equivalence description: [Formerly known as CHIPPING NORTON FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102256
type: Concept
is lexicon entry: CNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 913
equivalence description: [Formerly known as CHIPPING NORTON LIMESTONE.] (Hudleston, W H, 1878).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102257
type: Concept
is lexicon entry: CNLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3813
equivalence description: [Formerly known as SEMINULA OOLITE.] George, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102258
type: Concept
is lexicon entry: CNMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1695
equivalence description: [Formerly known as GASTRIOCERAS CANCELLATUM MARINE BAND - Old code was GCNMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102259
type: Concept
is lexicon entry: CNSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3213
equivalence description: [Formerly known as PART OF THE 'SCHISTS' WITHIN THE MOINE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102260
type: Concept
is lexicon entry: CNWCA
has equivalence type: OBSLTE
has equivalent lexicon entry: LTHM
equivalence description: [Formerly known as LYTHAM FORMATION.] Non-marine parts of the former Lytham Formation (Thomas, 1999) are included in the Subgroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102261
type: Concept
is lexicon entry: CNWCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4088
equivalence description: [Formerly known as SWETTENHAM FORMATION.] Non-marine parts of the former Swettenham Formation (Thomas, 1999) are included in the Subgroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102262
type: Concept
is lexicon entry: CO1
has equivalence type: LATRL
has equivalent lexicon entry: st 118
equivalence description: [Otherwise known as BLAIRHALL BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102263
type: Concept
is lexicon entry: CO1
has equivalence type: LATRL
has equivalent lexicon entry: st 444
equivalence description: [Otherwise known as INZIEVAR BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102264
type: Concept
is lexicon entry: CO1
has equivalence type: LATRL
has equivalent lexicon entry: st 620
equivalence description: [Otherwise known as OAKLEY BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102265
type: Concept
is lexicon entry: CO1
has equivalence type: LATRL
has equivalent lexicon entry: st 871
equivalence description: [Otherwise known as UPPER COMRIE BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102266
type: Concept
is lexicon entry: CO2
has equivalence type: LATRL
has equivalent lexicon entry: LYBI
equivalence description: [Otherwise known as LOCHGELLY BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102267
type: Concept
is lexicon entry: CO2
has equivalence type: LATRL
has equivalent lexicon entry: st 518
equivalence description: [Otherwise known as LOWER COMRIE BLACKBAND IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102268
type: Concept
is lexicon entry: COB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1074
equivalence description: [Formerly known as COSHESTON BEDS - Old code was also COB.] Cantrill et al. 1916, who also used the term Cosheston Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102269
type: Concept
is lexicon entry: COD
has equivalence type: LATRL
has equivalent lexicon entry: HEAD
equivalence description: [Otherwise known as HEAD.] Identical deposits are mapped as Head in many parts of the country and Head is the preferred term, with coombe deposits representing a chalky variant.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102270
type: Concept
is lexicon entry: COD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1010
equivalence description: [Formerly known as COMBE DEPOSITS.] Shephard-Thorn and others (1994). Geology of the Country Around Leighton Buzzard. Memoir of the British Geological Survey, Sheet 220 (England & Wales).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102271
type: Concept
is lexicon entry: COED
has equivalence type: OBSLTE
has equivalent lexicon entry: COEDG
equivalence description: [Formerly known as COEDANA GRANITE.] Greenly E, 1919.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102272
type: Concept
is lexicon entry: COFD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1006
equivalence description: [Formerly known as COLEFORD FORMATION - Old code was also COFD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102273
type: Concept
is lexicon entry: COFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 744
equivalence description: [Formerly known as CAIRNSMORE OF FLEET GRANITE.] Gardiner and Reynolds, 1937; Parslow, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102274
type: Concept
is lexicon entry: COFYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 350
equivalence description: [Formerly known as BEDS 5 AND 6.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102275
type: Concept
is lexicon entry: COG
has equivalence type: OBSLTE
has equivalent lexicon entry: ASG
equivalence description: [Formerly known as ASHOVER GRIT.] Smith, 1967. Aitkenhead et al., 1985; Stevenson and Gaunt, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102276
type: Concept
is lexicon entry: COGCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 809
equivalence description: [Formerly known as CARSE CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102277
type: Concept
is lexicon entry: COGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1165
equivalence description: [Formerly known as CROUSA DOWN GRAVEL BEDS.] Budge, 1843.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102278
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 715
equivalence description: [Formerly known as BYDOWN CHERT - Old code was BYDC.] Correlation by implication, as formerly regarded as the "lowest member of the Chert Beds".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102279
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: st 182
equivalence description: [Formerly known as CHERT BEDS.] Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102280
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 998
equivalence description: [Formerly known as CODDEN HILL BEDS.] Ussher, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102281
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 999
equivalence description: [Formerly known as CODDEN HILL CHERT.] Edmonds et al, 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102282
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1000
equivalence description: [Formerly known as CODDEN HILL GROUP.] Jackson, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102283
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1563
equivalence description: [Formerly known as FIRE BEACON CHERT FORMATION - Old code was FCF.] Now considered to be obsolete and replaced by Codden Hill Chert Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102284
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2810
equivalence description: [Formerly known as MELDON CHERT FORMATION - Old code was MCF.] Term considered redundant/obsolete.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102285
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2955
equivalence description: [Formerly known as MOUNT ARARAT CHERT FORMATION - Old code was ACH.] Now considered to be obsolete and replaced by Codden Hill Chert Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102286
type: Concept
is lexicon entry: COH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4118
equivalence description: [Formerly known as TAWSTOCK, HEARSON AND RUBBLE HILLS FORMATION.] Jackson, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102287
type: Concept
is lexicon entry: COL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1031
equivalence description: [Formerly known as CONISTON LIMESTONE.] Sedgwick, 1846.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102288
type: Concept
is lexicon entry: COL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1034
equivalence description: [Formerly known as CONISTON LIMESTONE SERIES.] Various authors.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102289
type: Concept
is lexicon entry: COLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1007
equivalence description: [Formerly known as COLLA FIRTH 'GROUP' - Old code was also COLA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102290
type: Concept
is lexicon entry: COLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1002
equivalence description: [Formerly known as COLDINGHAM BEDS - Old code was also COLB.] Shiells and Dearman, 1966; Greig, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102291
type: Concept
is lexicon entry: COMU
has equivalence type: LATRL
has equivalent lexicon entry: st 388
equivalence description: [Otherwise known as GRINLLWM GRITS.] Davies (1936)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102292
type: Concept
is lexicon entry: COMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 510
equivalence description: [Formerly known as BODEIDDA AND DEGANWY MUDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102293
type: Concept
is lexicon entry: COMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 511
equivalence description: [Formerly known as BODEIDDA MUDSTONES - Old code was BDM.] These beds are subsumed into the Conwy Mudstones Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102294
type: Concept
is lexicon entry: COMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1234
equivalence description: [Formerly known as DEGANWY MUDSTONE - Old code was DYM.] These beds are subsumed into the Conwy Mudstones Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102295
type: Concept
is lexicon entry: COMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1879
equivalence description: [Formerly known as GYFFIN SHALES - Old code was GYS.] These beds are subsumed into the Conwy Mudstones Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102296
type: Concept
is lexicon entry: COMY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1018
equivalence description: [Formerly known as COMLEY ROCKS (UNDIFFERENTIATED) - Old code was also COMY.] Name revised in line with changes to BGS geochronology usage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102297
type: Concept
is lexicon entry: CONWY
has equivalence type: OBSLTE
has equivalent lexicon entry: ALF
equivalence description: [Formerly known as ALLUVIAL FAN DEPOSITS.] Alluvial Fan Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102298
type: Concept
is lexicon entry: CONWY
has equivalence type: OBSLTE
has equivalent lexicon entry: ALV
equivalence description: [Formerly known as ALLUVIUM.] Alluvium and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102299
type: Concept
is lexicon entry: CONWY
has equivalence type: OBSLTE
has equivalent lexicon entry: HEAD
equivalence description: [Formerly known as HEAD.] Head and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102300
type: Concept
is lexicon entry: CONWY
has equivalence type: OBSLTE
has equivalent lexicon entry: LDE
equivalence description: [Formerly known as LACUSTRINE DEPOSITS.] Lacustrine Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102301
type: Concept
is lexicon entry: CONWY
has equivalence type: OBSLTE
has equivalent lexicon entry: RTD
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS.] River Terrace Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102302
type: Concept
is lexicon entry: COP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2675
equivalence description: [Formerly known as LOWER UPPER CHANNEL DEPOSITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102303
type: Concept
is lexicon entry: COPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1040
equivalence description: [Formerly known as COPLOW KNOLL SERIES.] Parkinson, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102304
type: Concept
is lexicon entry: COPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3203
equivalence description: [Formerly known as PART OF BEN LUI SCHIST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102305
type: Concept
is lexicon entry: COR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1039
equivalence description: [Formerly known as CONWAY RHYOLITE FORMATION - Old code was also COR.] Name now de-anglicised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102306
type: Concept
is lexicon entry: CORF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1068
equivalence description: [Formerly known as CORTON FORMATION - Old code was CRTB.] Same name but duplicate code now flagged as obsolete.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102307
type: Concept
is lexicon entry: CORL
has equivalence type: LATRL
has equivalent lexicon entry: st 22
equivalence description: [Otherwise known as ACTON PARK LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102308
type: Concept
is lexicon entry: CORL
has equivalence type: LATRL
has equivalent lexicon entry: FSML
equivalence description: [Otherwise known as FELTON ST MARY'S LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102309
type: Concept
is lexicon entry: CORL
has equivalence type: LATRL
has equivalent lexicon entry: LFTL
equivalence description: [Otherwise known as LOWER FELLTOP LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102310
type: Concept
is lexicon entry: CORL
has equivalence type: LATRL
has equivalent lexicon entry: SUS
equivalence description: [Otherwise known as SUGAR SANDS LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102311
type: Concept
is lexicon entry: CORS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1069
equivalence description: [Formerly known as CORTON SANDS - Old code was also CORS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102312
type: Concept
is lexicon entry: CORSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1062
equivalence description: [Formerly known as CORSE DIAMICTON FORMATION.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102313
type: Concept
is lexicon entry: CORSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1401
equivalence description: [Formerly known as EAST LEYS MEMBER.] Of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102314
type: Concept
is lexicon entry: CORSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1402
equivalence description: [Formerly known as EAST LEYS TILL.] Hall and Jarvis. 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102315
type: Concept
is lexicon entry: CORSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1439
equivalence description: [Formerly known as ELEMENT OF KIRKHILL UPPER TILL.] Connell, Hall and Romans. 1984; Connell and Hall,. 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102316
type: Concept
is lexicon entry: CORSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4323
equivalence description: [Formerly known as UNWEATHERED MESOZOIC TILL.] Connell, Edwards and Hall. 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102317
type: Concept
is lexicon entry: CORV
has equivalence type: OBSLTE
has equivalent lexicon entry: CORV
equivalence description: [Formerly known as CORVANAGHAN FORMATION - Old code was DACV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102318
type: Concept
is lexicon entry: CORV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4290
equivalence description: [Formerly known as TYRONE CENTRAL INLIER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102319
type: Concept
is lexicon entry: CORV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4293
equivalence description: [Formerly known as TYRONE METAMORPHIC INLIER - Old code was DATI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102320
type: Concept
is lexicon entry: COS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1057
equivalence description: [Formerly known as CORNBROOK SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102321
type: Concept
is lexicon entry: COS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2901
equivalence description: [Formerly known as MILLSTONE GRIT - Old code was MG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102322
type: Concept
is lexicon entry: COSCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 809
equivalence description: [Formerly known as CARSE CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102323
type: Concept
is lexicon entry: COSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 995
equivalence description: [Formerly known as COCKLETT SCAR FLAGS.] Slinger, F C, 1936. Report of the British Association for the Advancement of Science, Blackpool.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102324
type: Concept
is lexicon entry: COSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 996
equivalence description: [Formerly known as COCKLETT SCAR SANDSTONE MEMBER - Old code was also COSS.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102325
type: Concept
is lexicon entry: COSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4016
equivalence description: [Formerly known as STONEHEAD SANDSTONE - Old code was STO.] Term coined on Garstang (67) sheet, subsequently replaced by Cocklett Scar Sandstones Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102326
type: Concept
is lexicon entry: COT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1077
equivalence description: [Formerly known as COTGRAVE PLACE SKERRY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102327
type: Concept
is lexicon entry: COT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1078
equivalence description: [Formerly known as COTGRAVE SKERRY.] Elliott, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102328
type: Concept
is lexicon entry: COT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1079
equivalence description: [Formerly known as COTGRAVE SKERRY (MEMBER).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102329
type: Concept
is lexicon entry: COT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1080
equivalence description: [Formerly known as COTGRAVE SKERRY MEMBER.] Warrington et al., 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102330
type: Concept
is lexicon entry: COTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3097
equivalence description: [Formerly known as NORWICH DIAMICTON - Old code was NDI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102331
type: Concept
is lexicon entry: COVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1085
equivalence description: [Formerly known as COTTONSHOPE BASALTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102332
type: Concept
is lexicon entry: COVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1086
equivalence description: [Formerly known as COTTONSHOPE LAVAS.] Taylor et al, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102333
type: Concept
is lexicon entry: COW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3435
equivalence description: [Formerly known as QUARTZ CONGLOMERATE.] Cocks and Toghill, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102334
type: Concept
is lexicon entry: CP
has equivalence type: LATRL
has equivalent lexicon entry: HA
equivalence description: [Otherwise known as HALESOWEN FORMATION.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102335
type: Concept
is lexicon entry: CPA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1094
equivalence description: [Formerly known as COWLEIGH PARK BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102336
type: Concept
is lexicon entry: CPB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 684
equivalence description: [Formerly known as BUNTER PEBBLE BEDS - Old code was BNP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102337
type: Concept
is lexicon entry: CPC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1028
equivalence description: [Formerly known as CONGLOMERATIC 'DIVISION' OF CORSEWELL GROUP.] Kelling, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102338
type: Concept
is lexicon entry: CPC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1065
equivalence description: [Formerly known as CORSEWALL (POINT) CONGLOMERATE - Old code was also CPC.] (Kelling, 1961)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102339
type: Concept
is lexicon entry: CPE
has equivalence type: LATRL
has equivalent lexicon entry: st 708
equivalence description: [Otherwise known as REPLACED BY TOWNBURN SANDSTONE MEMBER [TWN].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102340
type: Concept
is lexicon entry: CPK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 997
equivalence description: [Formerly known as COCKLEY PIKE MEMBER - Old code was also CPK.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102341
type: Concept
is lexicon entry: CPR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2927
equivalence description: [Formerly known as MONOGRAPTUS-SEDGWICKII GRITS.] Lapworth, (1900).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102342
type: Concept
is lexicon entry: CPSMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102343
type: Concept
is lexicon entry: CPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 761
equivalence description: [Formerly known as CAM SPOUT TUFF MEMBER - Old code was also CPT.] Formerly inappropriately ranked in the BGS Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102344
type: Concept
is lexicon entry: CPV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 973
equivalence description: [Formerly known as CLYDE PLATEAU LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102345
type: Concept
is lexicon entry: CPV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 974
equivalence description: [Formerly known as CLYDE PLATEAU VOLCANIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102346
type: Concept
is lexicon entry: CPV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 975
equivalence description: [Formerly known as CLYDE PLATEAU VOLCANIC ROCKS - Old code was also CPV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102347
type: Concept
is lexicon entry: CPW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 68
equivalence description: [Formerly known as ALLERMUIR GROUP.] (Peach et al, 1910)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102348
type: Concept
is lexicon entry: CPW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 774
equivalence description: [Formerly known as CAPELAW BASIC GROUP AND CAPELAW ACID GROUP.] (Mykura, 1960)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102349
type: Concept
is lexicon entry: CPW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 775
equivalence description: [Formerly known as CAPELAW VOLCANIC FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102350
type: Concept
is lexicon entry: CQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1937
equivalence description: [Formerly known as HARTSHILL FORMATION.] As Hartshill Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102351
type: Concept
is lexicon entry: CR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1045
equivalence description: [Formerly known as CORALLIAN BEDS.] Excluding the Ampthill Clay.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102352
type: Concept
is lexicon entry: CR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1046
equivalence description: [Formerly known as CORALLIAN FORMATION.] Horton et al., 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102353
type: Concept
is lexicon entry: CR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1048
equivalence description: [Formerly known as CORALLIAN ROCKS.] Blake and Hudleston, 1880.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102354
type: Concept
is lexicon entry: CRAD
has equivalence type: OBSLTE
has equivalent lexicon entry: CAF
equivalence description: [Formerly known as CAERED FLAGS.] Nicholas, T C, 1915

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102355
type: Concept
is lexicon entry: CRAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2524
equivalence description: [Formerly known as LOWER CAERED MUDSTONES.] Nicholas, T C, 1915

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102356
type: Concept
is lexicon entry: CRAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1865
equivalence description: [Formerly known as GRONANT GROUP - Old code was GRN.] The upper part of the former Gronant Group lies within the Craven Group [CNW; 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102357
type: Concept
is lexicon entry: CRAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2079
equivalence description: [Formerly known as IN PART: BOWLAND SHALE GROUP.] Craven Basin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102358
type: Concept
is lexicon entry: CRAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2081
equivalence description: [Formerly known as IN PART: DYSERTH LIMESTONE GROUP.] North Wales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102359
type: Concept
is lexicon entry: CRAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2082
equivalence description: [Formerly known as IN PART: GRONANT GROUP.] North Wales.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102360
type: Concept
is lexicon entry: CRAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2083
equivalence description: [Formerly known as IN PART: WORSTON SHALE GROUP.] Craven Basin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102361
type: Concept
is lexicon entry: CRBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1124
equivalence description: [Formerly known as CREDITON BEDS.] (Hutchins, P F, 1963).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102362
type: Concept
is lexicon entry: CRBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1125
equivalence description: [Formerly known as CREDITON BRECCIAS.] (Laming, D J C, 1982).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102363
type: Concept
is lexicon entry: CRBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1126
equivalence description: [Formerly known as CREDITON CONGLOMERATES.] (Included in the Crediton Conglomerates of Edmonds, E A, et al, 1968).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102364
type: Concept
is lexicon entry: CRBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4715
equivalence description: [Formerly known as YENPACOTT BRECCIA.] (Edwards, R A, 1984).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102365
type: Concept
is lexicon entry: CRCK
has equivalence type: LATRL
has equivalent lexicon entry: st 838
equivalence description: [Otherwise known as TOP NEDDY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102366
type: Concept
is lexicon entry: CRCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1095
equivalence description: [Formerly known as CRACKERS MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102367
type: Concept
is lexicon entry: DL
has equivalence type: LATRL
has equivalent lexicon entry: st 433
equivalence description: [Otherwise known as HUNTS BAY OLLITE SUBGROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102368
type: Concept
is lexicon entry: DLB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1214
equivalence description: [Formerly known as DALTON BEDS - Old code was also DLB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102369
type: Concept
is lexicon entry: DLBS
has equivalence type: LATRL
has equivalent lexicon entry: st 521
equivalence description: [Otherwise known as LOWER DELABOLE SLATE.] Freshney, et al., 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102370
type: Concept
is lexicon entry: DLBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1236
equivalence description: [Formerly known as DELABOLE SLATES - Old code was also DLBS.] Original Lexicon entry.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102371
type: Concept
is lexicon entry: DLBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3279
equivalence description: [Formerly known as PENPETHY BEDS.] Parkinson, J, 1903; Dewey, H, 1909.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102372
type: Concept
is lexicon entry: DLDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1217
equivalence description: [Formerly known as DARK GROUP OF BLAIR ATHOLL SERIES.] (Bailey, E B, 1925. Bailey, E B and McCallien, W J, 1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102373
type: Concept
is lexicon entry: DLDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1218
equivalence description: [Formerly known as DARK LIMESTONE AND DARK SCHIST WITHIN BLAIR ATHOLL SUBGROUP.] British Geological Survey Sheet 55E. Smith, R A and Harris, A L, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102374
type: Concept
is lexicon entry: DLDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4441
equivalence description: [Formerly known as UPPER PART OF STRATH FIONAN DARK LIMESTONE AND DARK SCHIST FORMATION.] (Treagus, J E and King, G, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102375
type: Concept
is lexicon entry: DLG
has equivalence type: LATRL
has equivalent lexicon entry: st 701
equivalence description: [Otherwise known as REPLACED BY DERRYLORAN FORMATION [DLN].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102376
type: Concept
is lexicon entry: DLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1233
equivalence description: [Formerly known as DEESIDE LIMESTONE - Old code was DBDS.] Read, H H, 1928.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102377
type: Concept
is lexicon entry: DLLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1224
equivalence description: [Formerly known as DARVEL LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102378
type: Concept
is lexicon entry: DLN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1246
equivalence description: [Formerly known as DERRYLORAN GRIT FORMATION (OBSOLETE NAME AND CODE: USE DLN) - Old code was DLG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102379
type: Concept
is lexicon entry: DLN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1247
equivalence description: [Formerly known as DERRYLORAN GRIT MEMBER.] (Geological Survey of Northern Ireland, 1983)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102380
type: Concept
is lexicon entry: DLN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1248
equivalence description: [Formerly known as DERRYLORAN GRITS.] (Fowler, A and Robbie, J A, 1961)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102381
type: Concept
is lexicon entry: DLN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4344
equivalence description: [Formerly known as UPPER CALCIFEROUS SANDSTONE.] (Eagan, 1881)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102382
type: Concept
is lexicon entry: DLO
has equivalence type: LATRL
has equivalent lexicon entry: st 446
equivalence description: [Otherwise known as J.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102383
type: Concept
is lexicon entry: DLO
has equivalence type: LATRL
has equivalent lexicon entry: st 492
equivalence description: [Otherwise known as LITTLE WONDER COAL.] Note: also applied to the Bottom Bensham Coal in the same general area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102384
type: Concept
is lexicon entry: DLP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1284
equivalence description: [Formerly known as DOLPHINHOLME MUDSTONE FORMATION - Old code was also DLP.] Treated as a Formation on 1:50000 BGS Sheet 59 (Lancaster); rank now reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102385
type: Concept
is lexicon entry: DLR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 877
equivalence description: [Formerly known as CHANGUE FORMATION.] Ince (1984)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102386
type: Concept
is lexicon entry: DLR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1213
equivalence description: [Formerly known as DALREOCH DIVISION - Old code was also DLR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102387
type: Concept
is lexicon entry: DLST
has equivalence type: LATRL
has equivalent lexicon entry: st 246
equivalence description: [Otherwise known as DALRY SANDSTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102388
type: Concept
is lexicon entry: DLST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2379
equivalence description: [Formerly known as LIMESTONE COAL GROUP.] In part: The Dalry Sandstone Formation rocks correspond to the top part of the Limestone Coal Group in north Ayrshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102389
type: Concept
is lexicon entry: DLU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1278
equivalence description: [Formerly known as DOLGELLAU MEMBER - Old code was also DLU.] Allen and Jackson, 1985. (Part of the Cwm Hesgen Formation.)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102390
type: Concept
is lexicon entry: DLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1203
equivalence description: [Formerly known as DAILLY SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102391
type: Concept
is lexicon entry: DMBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1205
equivalence description: [Formerly known as DALCHARN BIOGENIC MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102392
type: Concept
is lexicon entry: DMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1286
equivalence description: [Formerly known as DOLWEN MUDSTONES FORMATION - Old code was also DMF.] The term Dolwen Mudstones Formation was formerly considered obsolete. The name Dolwen Mudstones has been revived as an informal division within the Devil's Bridge Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102393
type: Concept
is lexicon entry: DMG
has equivalence type: LATRL
has equivalent lexicon entry: st 320
equivalence description: [Otherwise known as FLINTY GRAVEL.] Worssam and Old,1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102394
type: Concept
is lexicon entry: DMM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1216
equivalence description: [Formerly known as DARK GREY MUDSTONE.] Cave and Harris, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102395
type: Concept
is lexicon entry: DMM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2926
equivalence description: [Formerly known as MONOGRAPTUS-SEDGWICKI SHALES - Old code was MSW.] Jones and Pugh, 1916.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102396
type: Concept
is lexicon entry: DMMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102397
type: Concept
is lexicon entry: DMN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1268
equivalence description: [Formerly known as DODMAN PHYLLITES.] Reid, C and Teall, J J H, 1907. Geology of the country around Mevagissey. Memoirs of the Geological Survey, Sheet 353 (east and west).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102398
type: Concept
is lexicon entry: DMN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1269
equivalence description: [Formerly known as DODMAN SERIES.] Reid, C and Teall, J J H, 1907. Geology of the country around Mevagissey. Memoirs of the Geological Survey, Sheet 353 (east and west).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102399
type: Concept
is lexicon entry: DMN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1270
equivalence description: [Formerly known as DODMAN SERIES/DODMAN PHYLLITES.] (Reid, C and Teall, J J H, 1907. Geology of the country around Mevagissey. Memoirs of the Geological Survey, Sheet 353 (east and west).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102400
type: Concept
is lexicon entry: DN
has equivalence type: LATRL
has equivalent lexicon entry: st 266
equivalence description: [Otherwise known as DOWNEND GROUP.] (Kellaway, 1969]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102401
type: Concept
is lexicon entry: DN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1302
equivalence description: [Formerly known as DOWNEND FORMATION - Old code was also DN.] (Kellaway & Welsh, 1993)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102402
type: Concept
is lexicon entry: DN
has equivalence type: OBSLTE
has equivalent lexicon entry: st 266
equivalence description: [Formerly known as DOWNEND GROUP.] (Kellaway, 1969)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102403
type: Concept
is lexicon entry: DNC
has equivalence type: LATRL
has equivalent lexicon entry: st 698
equivalence description: [Otherwise known as REPLACED BY CABAN CONGLOMERATE FORMATION [CBN].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102404
type: Concept
is lexicon entry: DNCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1289
equivalence description: [Formerly known as DOOLIE NESS CONGLOMERATE FORMATION.] Carroll, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102405
type: Concept
is lexicon entry: DNDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: DNDGR
equivalence description: [Formerly known as DENEND GRAVEL FORMATION.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102406
type: Concept
is lexicon entry: DNDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1242
equivalence description: [Formerly known as DENEND MEMBER.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102407
type: Concept
is lexicon entry: DNDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: LEY
equivalence description: [Formerly known as LEYS GRAVEL FORMATION.] BGS Sheet 87W Ellon, Solid and Drift. 2002.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102408
type: Concept
is lexicon entry: DNDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2362
equivalence description: [Formerly known as LEYS GRAVELS.] Hall and Connell. 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102409
type: Concept
is lexicon entry: DNDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2363
equivalence description: [Formerly known as LEYS LOWER GRAVELS.] Connell and Hall. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102410
type: Concept
is lexicon entry: DNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1353
equivalence description: [Formerly known as DUNNERDALE FORMATION - Old code was also DNF.] Lithological epithet added [D Millward] 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102411
type: Concept
is lexicon entry: DNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1354
equivalence description: [Formerly known as DUNNERDALE TUFFS.] Mitchell, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102412
type: Concept
is lexicon entry: DNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 749
equivalence description: [Formerly known as CALCAREOUS SERIES, DURNESS LIMESTONE, DURNESS LIMESTONE OR DOLOMITE.] Peach et al., 1907; Phemister, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102413
type: Concept
is lexicon entry: DNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1375
equivalence description: [Formerly known as DURNESS LIMESTONE OR ERIBOLL LIMESTONE.] Lapworth, 1883.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102414
type: Concept
is lexicon entry: DNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1376
equivalence description: [Formerly known as DURNESS OR ERIBOLL SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102415
type: Concept
is lexicon entry: DNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1341
equivalence description: [Formerly known as DUN LIMESTONE - Old code was also DNL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102416
type: Concept
is lexicon entry: DNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2305
equivalence description: [Formerly known as LADIES WOOD LIMESTONE - Old code was LDW.] Term formerly used in the Bellingham (sheet 13) area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102417
type: Concept
is lexicon entry: DNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2314
equivalence description: [Formerly known as LAMBERTON LIMESTONE - Old code was LALS.] Confirmed as Obsolete by D Millward, 23/02/2006.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102419
type: Concept
is lexicon entry: DNMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1303
equivalence description: [Formerly known as DOWNEND FORMATION AND MANGOTSFIELD FORMATION (UNDIFFERENTIATED) - Old code was also DNMG.] Ranks of components revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102420
type: Concept
is lexicon entry: DNPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1204
equivalence description: [Formerly known as DALCHARN BIOGENIC FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102421
type: Concept
is lexicon entry: DNSM
has equivalence type: OBSLTE
has equivalent lexicon entry: DRAY
equivalence description: [Formerly known as DOUNREAY SHORE FORMATION.] Nirex 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102422
type: Concept
is lexicon entry: DNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1032
equivalence description: [Formerly known as CONISTON LIMESTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102423
type: Concept
is lexicon entry: DNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1033
equivalence description: [Formerly known as CONISTON LIMESTONE GROUP - Old code was COL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102424
type: Concept
is lexicon entry: DNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1034
equivalence description: [Formerly known as CONISTON LIMESTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102425
type: Concept
is lexicon entry: DO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1279
equivalence description: [Formerly known as DOLHIR BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102426
type: Concept
is lexicon entry: DOCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1296
equivalence description: [Formerly known as DOVE CRAG MEMBER - Old code was also DOCR.] Lithological epithet added [D Millward] 11/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102427
type: Concept
is lexicon entry: DOD
has equivalence type: LATRL
has equivalent lexicon entry: MORD
equivalence description: [Otherwise known as MORAINIC DEPOSITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102428
type: Concept
is lexicon entry: DOEM
has equivalence type: LATRL
has equivalent lexicon entry: st 262
equivalence description: [Otherwise known as DOE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102429
type: Concept
is lexicon entry: DOEM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1271
equivalence description: [Formerly known as DOE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102430
type: Concept
is lexicon entry: DOFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3554
equivalence description: [Formerly known as RHUDDNANT GRITS (FORMATION), DOETHIE FACIES - Old code was also DOFA.] Name and Parent both revised (J R Davies, 27/04/2004).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102431
type: Concept
is lexicon entry: DOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1285
equivalence description: [Formerly known as DOLWEN GRITS - Old code was also DOG.] Matley and Wilson, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102432
type: Concept
is lexicon entry: DOGF
has equivalence type: LATRL
has equivalent lexicon entry: st 211
equivalence description: [Otherwise known as CORROUR GRANULITE.] Probable correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102433
type: Concept
is lexicon entry: DOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3192
equivalence description: [Formerly known as PALE SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102434
type: Concept
is lexicon entry: DOON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2451
equivalence description: [Formerly known as LOCH DOON - LOCH DEE PLUTON.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102435
type: Concept
is lexicon entry: DOON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2452
equivalence description: [Formerly known as LOCH DOON COMPLEX.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102436
type: Concept
is lexicon entry: DOON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2453
equivalence description: [Formerly known as LOCH DOON GRANITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102437
type: Concept
is lexicon entry: DOON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2454
equivalence description: [Formerly known as LOCH DOON PLUTONIC COMPLEX.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102438
type: Concept
is lexicon entry: DORC
has equivalence type: LATRL
has equivalent lexicon entry: st 332
equivalence description: [Otherwise known as FOUR FEET [VEIN] COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102439
type: Concept
is lexicon entry: DOUN
has equivalence type: LATRL
has equivalent lexicon entry: st 504
equivalence description: [Otherwise known as LOCHTAY LIMESTONE FORMATION.] (Used on SH56W).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102440
type: Concept
is lexicon entry: DOVEY
has equivalence type: OBSLTE
has equivalent lexicon entry: ALF
equivalence description: [Formerly known as ALLUVIAL FAN DEPOSITS.] Alluvial Fan Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102441
type: Concept
is lexicon entry: DOVEY
has equivalence type: OBSLTE
has equivalent lexicon entry: ALV
equivalence description: [Formerly known as ALLUVIUM.] Alluvium and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102442
type: Concept
is lexicon entry: DOVEY
has equivalence type: OBSLTE
has equivalent lexicon entry: HEAD
equivalence description: [Formerly known as HEAD.] Head and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102443
type: Concept
is lexicon entry: DOVEY
has equivalence type: OBSLTE
has equivalent lexicon entry: LDE
equivalence description: [Formerly known as LACUSTRINE DEPOSITS.] Lacustrine Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102444
type: Concept
is lexicon entry: DOVEY
has equivalence type: OBSLTE
has equivalent lexicon entry: RTD
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS.] River Terrace Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102445
type: Concept
is lexicon entry: DOW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1308
equivalence description: [Formerly known as DOWNTON SERIES.] Bassett and others, 1982

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102446
type: Concept
is lexicon entry: DPCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1304
equivalence description: [Formerly known as DOWNIE POINT CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102447
type: Concept
is lexicon entry: DPCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1305
equivalence description: [Formerly known as DOWNIE POINT CONGLOMERATE FORMATION - Old code was also DPCO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102448
type: Concept
is lexicon entry: DPD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1232
equivalence description: [Formerly known as DEEPDALE FORMATION - Old code was also DPD.] Lithological epithet added [D Millward] 11/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102449
type: Concept
is lexicon entry: DPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2
equivalence description: [Formerly known as "BEDDED TUFF".] Unit No 4 of Mitchell, 1929

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102450
type: Concept
is lexicon entry: DRAY
has equivalence type: OBSLTE
has equivalent lexicon entry: DNSM
equivalence description: [Formerly known as DOUNREAY SILTSTONE MEMBER.] Of the Sandside Sandstone Formation (Fletcher and Key, 1991).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102451
type: Concept
is lexicon entry: DRB
has equivalence type: LATRL
has equivalent lexicon entry: st 276
equivalence description: [Otherwise known as DUNROBIN BAY GROUP.] The name Dunrobin Bay Group is used Offshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102452
type: Concept
is lexicon entry: DRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1362
equivalence description: [Formerly known as DUNROBIN BEDS - Old code was also DRB.] Old Dic_Strat entry

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102453
type: Concept
is lexicon entry: DRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2602
equivalence description: [Formerly known as LOWER LIAS AND (?) RHAETIC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102454
type: Concept
is lexicon entry: DRBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1320
equivalence description: [Formerly known as DRUMBEG FORMATION - Old code was also DRBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102455
type: Concept
is lexicon entry: DRC
has equivalence type: LATRL
has equivalent lexicon entry: st 363
equivalence description: [Otherwise known as GLEN SANNOX CONGLOMERATE.] None, possibly equivalent to Glen Sannox Conglomerate.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102456
type: Concept
is lexicon entry: DRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1318
equivalence description: [Formerly known as DRUID CONGLOMERATE - Old code was also DRC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102457
type: Concept
is lexicon entry: DRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1319
equivalence description: [Formerly known as DRUID CONGLOMERATES - Old code was also DRC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102458
type: Concept
is lexicon entry: DRCC
has equivalence type: OBSLTE
has equivalent lexicon entry: CHAV
equivalence description: [Formerly known as CASTLE HAVEN CONGLOMERATE MEMBER - Old code was CHAV.] Component member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102459
type: Concept
is lexicon entry: DRCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1305
equivalence description: [Formerly known as DOWNIE POINT CONGLOMERATE FORMATION - Old code was DPCO.] Component member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102460
type: Concept
is lexicon entry: DRCC
has equivalence type: OBSLTE
has equivalent lexicon entry: SNF
equivalence description: [Formerly known as STRATHLETHAN SANDSTONE MEMBER - Old code was SNF.] Component member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102461
type: Concept
is lexicon entry: DRCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1115
equivalence description: [Formerly known as CRAWTON GROUP.] (New name combining the previous Dunnottar Group and Crawton Group. Both named by Campbell, R, 1913 and redefined by Armstrong, M and Paterson, I B, 1970).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102462
type: Concept
is lexicon entry: DRCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1357
equivalence description: [Formerly known as DUNNOTTAR AND CRAWTON GROUPS [UNDIFFERENTIATED] - Old code was also DRCR.] Formerly comprised two groups (Dunnottar Group and Crawton Group) and the new definition supersedes the existing individual definitions.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102463
type: Concept
is lexicon entry: DRCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1360
equivalence description: [Formerly known as DUNNOTTAR GROUP.] (New name combining the previous Dunnottar Group and Crawton Group. Both named by Campbell, R, 1913 and redefined by Armstrong, M and Paterson, I B, 1970).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102464
type: Concept
is lexicon entry: DRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1315
equivalence description: [Formerly known as DROSGOL BEDS.] Jones, 1909.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102465
type: Concept
is lexicon entry: DRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1316
equivalence description: [Formerly known as DROSGOL GRITS.] Jones, 1909.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102466
type: Concept
is lexicon entry: DRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1317
equivalence description: [Formerly known as DROSGOL GROUP.] Jones, 1909.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102467
type: Concept
is lexicon entry: DRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1359
equivalence description: [Formerly known as DUNNOTTAR CONGLOMERATE.] Hickling, G, 1908. Included Dunnottar, Crawton and part of Arbuthnott groups of present definition.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102468
type: Concept
is lexicon entry: DRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1360
equivalence description: [Formerly known as DUNNOTTAR GROUP.] Campbell, R, 1913. Included upper part of Stonehaven Group of present definition.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102469
type: Concept
is lexicon entry: DRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 986
equivalence description: [Formerly known as COARSE GRAVEL AND SAND.] Horne, and others, 1894.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102470
type: Concept
is lexicon entry: DRGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1325
equivalence description: [Formerly known as DRUMMORE GRAVEL MEMBER - Old code was also DRGR.] Rank revised to Formation (J W Merritt, 24/02/04).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102471
type: Concept
is lexicon entry: DRMO
has equivalence type: OBSLTE
has equivalent lexicon entry: DRMO
equivalence description: [Formerly known as DRUMOCHTER SUCCESSION.] Thomas, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102472
type: Concept
is lexicon entry: DROY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 933
equivalence description: [Formerly known as CLAVA SAND MEMBER - Old code was CLSA.] Name and code made obsolete [J W Merritt, 03/10/2003] and definition data transferred to Dalroy Sand Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102473
type: Concept
is lexicon entry: DRP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1314
equivalence description: [Formerly known as DROPPING CRAIG FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102474
type: Concept
is lexicon entry: DRPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3190
equivalence description: [Formerly known as PALE LIMESTONE WITHIN BLAIR ATHOLL SUBGROUP.] (British Geological Survey Sheet 55E. Treagus, J E and King, G, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102475
type: Concept
is lexicon entry: DRPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4614
equivalence description: [Formerly known as WHITE LIMESTONE WITHIN BLAIR ATHOLL SUBGROUP.] Smith, R A and Harris, A L, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102476
type: Concept
is lexicon entry: DRPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4615
equivalence description: [Formerly known as WHITE LIMESTONE WITHIN PALE GROUP OF BLAIR ATHOLL SERIES.] (Bailey, E B, 1925. Bailey, E B and McCallien, W J, 1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102477
type: Concept
is lexicon entry: DRSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1334
equivalence description: [Formerly known as DRYGILL SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102478
type: Concept
is lexicon entry: DRSM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1291
equivalence description: [Formerly known as DORRERY SANDSTONE FORMATION.] Fletcher & Key, 1992; Nirex 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102479
type: Concept
is lexicon entry: DRTM
has equivalence type: LATRL
has equivalent lexicon entry: BIN
equivalence description: [Otherwise known as BIN DOWN FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102480
type: Concept
is lexicon entry: DRTM
has equivalence type: LATRL
has equivalent lexicon entry: WTD
equivalence description: [Otherwise known as WHITSAND BAY FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102481
type: Concept
is lexicon entry: DRTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1222
equivalence description: [Formerly known as DARTMOUTH BEDS.] Dineley, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102482
type: Concept
is lexicon entry: DRTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1223
equivalence description: [Formerly known as DARTMOUTH SLATES.] Ussher, 1890.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102483
type: Concept
is lexicon entry: DRTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4157
equivalence description: [Formerly known as THE SCOBBISCOMBE SANDSTONES.] Dineley, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102484
type: Concept
is lexicon entry: DRTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4161
equivalence description: [Formerly known as THE WARREN SANDSTONES.] Dineley, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102485
type: Concept
is lexicon entry: DRTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4162
equivalence description: [Formerly known as THE WEMBURY SILTSTONES.] Dineley, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102486
type: Concept
is lexicon entry: DRTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4163
equivalence description: [Formerly known as THE YEALM FORMATION.] Dineley, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102487
type: Concept
is lexicon entry: DRWC
has equivalence type: LATRL
has equivalent lexicon entry: st 153
equivalence description: [Otherwise known as BRYNCOCH COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102488
type: Concept
is lexicon entry: DRWN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 298
equivalence description: [Formerly known as BASAL SANDSTONE.] "Basal Sandstone" of the Cementstone Group of the Calciferous Sandstone Measures in Eyles et al., 1949.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102489
type: Concept
is lexicon entry: DRY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1330
equivalence description: [Formerly known as DRYDEN FLAGS - Old code was also DRY.] Wilson and Hinxman, 1890, p.27

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102490
type: Concept
is lexicon entry: DRY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1331
equivalence description: [Formerly known as DRYDEN FORMATION - Old code was also DRY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102491
type: Concept
is lexicon entry: DRY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1332
equivalence description: [Formerly known as DRYDEN SHALES - Old code was DRYS.] Wilson and Hinxman, 1890, p. 27

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102492
type: Concept
is lexicon entry: DS
has equivalence type: LATRL
has equivalent lexicon entry: CHSA
equivalence description: [Otherwise known as CROMHALL SANDSTONE FORMATION.] Now the preferred alternative as DS is considered Obsolete [21/12/2004].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102493
type: Concept
is lexicon entry: DS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1327
equivalence description: [Formerly known as DRYBROOK LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102494
type: Concept
is lexicon entry: DS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2569
equivalence description: [Formerly known as LOWER DRYBROOK SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102495
type: Concept
is lexicon entry: DS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4372
equivalence description: [Formerly known as UPPER DRYBROOK SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102496
type: Concept
is lexicon entry: DSB
has equivalence type: LATRL
has equivalent lexicon entry: DURN
equivalence description: [Otherwise known as DURLSTON FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102497
type: Concept
is lexicon entry: DSE
has equivalence type: LATRL
has equivalent lexicon entry: APP
equivalence description: [Otherwise known as APPIN GROUP.] The Scatsta 'Division' of Shetland is largely equivalent to the Appin Group of mainland Scotland etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102498
type: Concept
is lexicon entry: DSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1237
equivalence description: [Formerly known as DEN SILTSTONE FORMATION - Old code was also DSF.] Downgraded from being a Formation within the Sarclett Group to a Member of the Braemore Mudstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102499
type: Concept
is lexicon entry: DSLC
has equivalence type: LATRL
has equivalent lexicon entry: BBSC
equivalence description: [Otherwise known as BECK BOTTOM STONE COAL (WEST YORKSHIRE).] Correlated equivalent unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102500
type: Concept
is lexicon entry: DSLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1295
equivalence description: [Formerly known as DOUNANS LIMESTONE.] Informal

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102501
type: Concept
is lexicon entry: DST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4543
equivalence description: [Formerly known as WATERSTONES.] Charsley, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102502
type: Concept
is lexicon entry: DSV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 66
equivalence description: [Formerly known as ALKALINE BASIC IGNEOUS ROCKS IN THE ORKNEYS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102503
type: Concept
is lexicon entry: DSV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1411
equivalence description: [Formerly known as EDAY LAVAS - Old code was EDL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102504
type: Concept
is lexicon entry: DSV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1414
equivalence description: [Formerly known as EDAY VOLCANIC ROCKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102505
type: Concept
is lexicon entry: DSV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1415
equivalence description: [Formerly known as EDAY VOLCANICS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102506
type: Concept
is lexicon entry: DTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1222
equivalence description: [Formerly known as DARTMOUTH BEDS - Old code was also DTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102507
type: Concept
is lexicon entry: DTI
has equivalence type: LATRL
has equivalent lexicon entry: st 541
equivalence description: [Otherwise known as LOWER THIRTY INCH COAL.] Lower split of Diuglas Thirty Inch Coal.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102508
type: Concept
is lexicon entry: DTI
has equivalence type: LATRL
has equivalent lexicon entry: st 889
equivalence description: [Otherwise known as UPPER THIRTY INCH COAL.] Upper split of Douglas Thirty Inch Coal.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102509
type: Concept
is lexicon entry: DTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2502
equivalence description: [Formerly known as LOWER "OSTREA" BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102510
type: Concept
is lexicon entry: DU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3289
equivalence description: [Formerly known as PERMIAN BRECCIAS (UNDIVIDED).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102511
type: Concept
is lexicon entry: DUCS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 277
equivalence description: [Formerly known as DURE CLOUGH SANDSTONES MEMBER - Old code was also DUCS.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102512
type: Concept
is lexicon entry: DUCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3201
equivalence description: [Formerly known as PARK WOOD SANDSTONE - Old code was PAW.] Name coined on Garstang (67) sheet, subsequently replaced by Dure Clough Sandstones Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102513
type: Concept
is lexicon entry: DUF
has equivalence type: LATRL
has equivalent lexicon entry: TEF
equivalence description: [Otherwise known as TANNADICE SANDSTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102514
type: Concept
is lexicon entry: DUF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1343
equivalence description: [Formerly known as DUNBLANE FORMATION - Old code was also DUF.] Francis et al., 1970; Armstrong and Paterson, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102515
type: Concept
is lexicon entry: DUF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1344
equivalence description: [Formerly known as DUNBLANE MEMBER - Old code was also DUF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102516
type: Concept
is lexicon entry: DUH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1355
equivalence description: [Formerly known as DUNNET HEAD SANDSTONE GROUP - Old code was also DUH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102517
type: Concept
is lexicon entry: DUH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1356
equivalence description: [Formerly known as DUNNET SANDSTONE GROUP - Old code was also DUH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102518
type: Concept
is lexicon entry: DUKE
has equivalence type: LATRL
has equivalent lexicon entry: st 550
equivalence description: [Otherwise known as MAIN COAL (ROTHBURY AREA).] Alternative name, not coded, to avoid confusion with coals of similar name elsewhere.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102519
type: Concept
is lexicon entry: DUKMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102520
type: Concept
is lexicon entry: DULC
has equivalence type: LATRL
has equivalent lexicon entry: st 779
equivalence description: [Otherwise known as STANLLYD COAL [IN PART].] The Dulas Coal and Nine Feet Coal together form the Stanllyd Coal.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102521
type: Concept
is lexicon entry: DUNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1350
equivalence description: [Formerly known as DUNGIVEN FORMATION (OBSOLETE CODE: USE DUNN) - Old code was DBDI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102522
type: Concept
is lexicon entry: DUNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1351
equivalence description: [Formerly known as DUNGIVEN LIMESTONE.] (Hartley, 1938).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102523
type: Concept
is lexicon entry: DUNQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2514
equivalence description: [Formerly known as LOWER BEOIL BANDED QUARTZITE.] (Thomas, P R, 1980).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102524
type: Concept
is lexicon entry: DUNQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3438
equivalence description: [Formerly known as QUARTZITE WITHIN STRUAN FLAGS.] (Treagus, J E and King, G, 1978) (shown crossing the Lochaber Subgroup boundary).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102525
type: Concept
is lexicon entry: DUNR
has equivalence type: LATRL
has equivalent lexicon entry: st 275
equivalence description: [Otherwise known as DUNROBIN BAY FORMATION.] The name Dunrobin Bay Formation is used Onshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102526
type: Concept
is lexicon entry: DUNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 406
equivalence description: [Formerly known as BEOIL BANDED SCHIST.] (Thomas, P R, 1980).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102527
type: Concept
is lexicon entry: DUNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3249
equivalence description: [Formerly known as PELITE AND SEMIPELITE WITHIN STRUAN FLAGS.] (Treagus, J E and King, G, 1978) (shown crossing the Lochaber Subgroup boundary)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102528
type: Concept
is lexicon entry: DUNY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2091
equivalence description: [Formerly known as INCLUDED, UNDIVIDED IN CLONELLY SANDSTONE GROUP (SIMPSON, I.M., 1955).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102529
type: Concept
is lexicon entry: DUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1372
equivalence description: [Formerly known as DURINE GROUP.] Peach et al., 1907; Phemister, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102530
type: Concept
is lexicon entry: DURN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1373
equivalence description: [Formerly known as DURLSTON BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102531
type: Concept
is lexicon entry: DUSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1365
equivalence description: [Formerly known as DUNROSSNESS SPILITIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102532
type: Concept
is lexicon entry: DUTI
has equivalence type: LATRL
has equivalent lexicon entry: st 767
equivalence description: [Otherwise known as SKURLEY TILL MEMBER & BALANTRATH MEMBERS OF THE BERRIDALE FORMATION.] Hall and Whittington, 1989. This is a member of the Berridale Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102533
type: Concept
is lexicon entry: DUTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1342
equivalence description: [Formerly known as DUNBEATH TILL.] Omand, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102534
type: Concept
is lexicon entry: DV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3206
equivalence description: [Formerly known as PART OF CRAFNANT VOLCANIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102535
type: Concept
is lexicon entry: DWDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1311
equivalence description: [Formerly known as DOWSING DOLOMITE FORMATION - Old code was also DWDL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102536
type: Concept
is lexicon entry: DWH
has equivalence type: LATRL
has equivalent lexicon entry: ARGY
equivalence description: [Otherwise known as ARGYLL GROUP.] The Whiteness 'Division' of Shetland is largely equivalent to the Argyll Group in mainland Scotland etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102537
type: Concept
is lexicon entry: DWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 920
equivalence description: [Formerly known as CIL-YR-YCHEN LIMESTONE - Old code was CYL.] Name made obsolete in favour of Dowlais Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102538
type: Concept
is lexicon entry: DWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4467
equivalence description: [Formerly known as UPPER SEMINULA ZONE (S2) LIMESTONE.] Robertson, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102539
type: Concept
is lexicon entry: DYCO
has equivalence type: LATRL
has equivalent lexicon entry: st 132
equivalence description: [Otherwise known as BOTTOM NEDDY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102540
type: Concept
is lexicon entry: DYCO
has equivalence type: LATRL
has equivalent lexicon entry: st 249
equivalence description: [Otherwise known as DANDY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102541
type: Concept
is lexicon entry: DYCO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 248
equivalence description: [Formerly known as DANDY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102542
type: Concept
is lexicon entry: DYDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1352
equivalence description: [Formerly known as DUNGY DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102543
type: Concept
is lexicon entry: DYLS
has equivalence type: LATRL
has equivalent lexicon entry: FDSB
equivalence description: [Otherwise known as FIDDLER SHELL BED.] Believed to be lateral equivalents.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102544
type: Concept
is lexicon entry: DYLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3018
equivalence description: [Formerly known as NETHERFIELD LIMESTONE - Old code was NFLM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102545
type: Concept
is lexicon entry: DYM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 512
equivalence description: [Formerly known as BODEIDDA-DEGANWY MUDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102546
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 50
equivalence description: [Formerly known as AFON GAM FORMATION.] Equivalent to, and superseded by, Dol-cyn-afon Formation (Rushton, A W A and Howells, M F, 1998. Stratigraphical framework for the Ordovician of Snowdonia and the lleyn Peninsula. British Geological Survey Technical Report RR 98/1)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102547
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1189
equivalence description: [Formerly known as CWM HESGEN FORMATION - Old code was CHN.] Allen, P M and Jackson, A A, 1985

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102548
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1275
equivalence description: [Formerly known as DOL-CYN-AFON MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102549
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1738
equivalence description: [Formerly known as GLANYPWLL FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102550
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3368
equivalence description: [Formerly known as PORTHMADOG FORMATION.] Smith, M C, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102551
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: TCB
equivalence description: [Formerly known as TREMADOC BEDS - Old code was TCB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102552
type: Concept
is lexicon entry: DYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4252
equivalence description: [Formerly known as TREMADOC SLATES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102553
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1382
equivalence description: [Formerly known as DYRHAM SILT(S) - Old code was also DYS.] Kellaway, G A, 1960; Stubblefield, C J, 1963; Cave, R, 1977; Donovan, D T and Kellaway, G A, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102554
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1383
equivalence description: [Formerly known as DYRHAM SILTSTONE FORMATION - Old code was also DYS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102555
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1789
equivalence description: [Formerly known as GONERBY MEMBER - Old code was GO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102556
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2859
equivalence description: [Formerly known as MIDDLE LIAS.] Though this term also used in chronostratigraphical sense, = Margaritatus plus Spinatum zones.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102557
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2860
equivalence description: [Formerly known as MIDDLE LIAS CLAYS.] Worssam, B C and Bisson, G, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102558
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2863
equivalence description: [Formerly known as MIDDLE LIAS SANDY BEDS.] Richardson, L, 1929, 1933; Richardson, L, Arkell, W J and Dines, H G, 1946.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102559
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2864
equivalence description: [Formerly known as MIDDLE LIAS SILTS.] Whittaker, A, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102560
type: Concept
is lexicon entry: DYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2865
equivalence description: [Formerly known as MIDDLE LIAS SILTS AND CLAYS.] Edmonds, E A and Wilson, V, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102561
type: Concept
is lexicon entry: DYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: WHI
equivalence description: [Formerly known as WHITECLIFF SAND MEMBER.] Previously treated as part of the Whitecliff Sand Member, into which it passes laterally.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102562
type: Concept
is lexicon entry: DYSH
has equivalence type: LATRL
has equivalent lexicon entry: st 245
equivalence description: [Otherwise known as DALMAHOY OIL-SHALE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102563
type: Concept
is lexicon entry: E1B2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1490
equivalence description: [Formerly known as EUMORPHOCERAS PSEUDOBILINGUE MARINE BAND - Old code was TPMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102564
type: Concept
is lexicon entry: E2A1
has equivalence type: LATRL
has equivalent lexicon entry: WWMB
equivalence description: [Otherwise known as WARLEY WISE MARINE BAND.] Local name, where the marine band overlies the Warley Wise Grit in Lancashire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102565
type: Concept
is lexicon entry: E2A2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1489
equivalence description: [Formerly known as EUMORPHOCERAS BISULCATUM MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102566
type: Concept
is lexicon entry: EA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1393
equivalence description: [Formerly known as EARNLEY FORMATION.] (King and King, 1977).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102567
type: Concept
is lexicon entry: EA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1394
equivalence description: [Formerly known as EARNLEY `DIVISION'.] In part (Curry et al, 1977).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102568
type: Concept
is lexicon entry: EAGC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1386
equivalence description: [Formerly known as EAGLE CRAG MEMBER - Old code was also EAGC.] BGS Lexicon entry lacked lithology epithet (Petterson et al. 1992)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102569
type: Concept
is lexicon entry: EAGC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1387
equivalence description: [Formerly known as EAGLE CRAG TUFFS AND HONISTER SLATES.] McConnell and Kneller, 1993

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102570
type: Concept
is lexicon entry: EASN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1396
equivalence description: [Formerly known as EASINGTON FORMATION - Old code was also EASN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102571
type: Concept
is lexicon entry: EB
has equivalence type: LATRL
has equivalent lexicon entry: EN
equivalence description: [Otherwise known as ENVILLE MEMBER.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102572
type: Concept
is lexicon entry: EB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1459
equivalence description: [Formerly known as ENVILLE BEDS - Old code was also EB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102573
type: Concept
is lexicon entry: EBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 499
equivalence description: [Formerly known as BLOWGILL MEMBER.] Considered a separate unit (marine member) by Hemingway and Knox (1973); shown to be equivalent to the Eller Beck Formation by Powell and Rathbone (1983).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102574
type: Concept
is lexicon entry: EBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1442
equivalence description: [Formerly known as ELLER BECK BED - Old code was also EBB.] Barrow (1877); Fox-Strangways (1892); Hemingway (1949).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102575
type: Concept
is lexicon entry: EBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2065
equivalence description: [Formerly known as HYDRAULIC LIMESTONE.] Fox-Strangways, 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102576
type: Concept
is lexicon entry: EBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1492
equivalence description: [Formerly known as EXE BRECCIA - Old code was also EBR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102577
type: Concept
is lexicon entry: EBSG
has equivalence type: LATRL
has equivalent lexicon entry: st 281
equivalence description: [Otherwise known as EBCHESTER FORMATION.] Thomas, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102578
type: Concept
is lexicon entry: EBSG
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102579
type: Concept
is lexicon entry: EC
has equivalence type: LATRL
has equivalent lexicon entry: SF
equivalence description: [Otherwise known as SCOTLAND FLAGS.] western Yorkshire equivalent of East Carlton Grit

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102580
type: Concept
is lexicon entry: ECHB
has equivalence type: LATRL
has equivalent lexicon entry: st 125
equivalence description: [Otherwise known as BOGNE HOLLOW CHERT MEMBER.] Possibly equivalent to this member of the Upper Greensand Formation

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102581
type: Concept
is lexicon entry: ECHB
has equivalence type: LATRL
has equivalent lexicon entry: st 182
equivalence description: [Otherwise known as CHERT BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102582
type: Concept
is lexicon entry: ECHB
has equivalence type: LATRL
has equivalent lexicon entry: ECG
equivalence description: [Otherwise known as EGGARDON GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102583
type: Concept
is lexicon entry: ECL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 96
equivalence description: [Formerly known as APESTOR LIMESTONE - Old code was APSL.] Now subsumed within the Ecton Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102584
type: Concept
is lexicon entry: ECL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1406
equivalence description: [Formerly known as ECTON LIMESTONES FORMATION - Old code was also ECL.] Incorrect spelling

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102585
type: Concept
is lexicon entry: ECL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2908
equivalence description: [Formerly known as MIXON LIMESTONES - Old code was MXL.] Aitkenhead and Chisholm, 1982. The Mixon Limestones division was superseded by the Ecton Limestones, but the former term still appears on some maps.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102586
type: Concept
is lexicon entry: ECTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1590
equivalence description: [Formerly known as FLOODPLAIN GRAVELS.] Castleden, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102587
type: Concept
is lexicon entry: EDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1410
equivalence description: [Formerly known as EDAY FLAGS - Old code was also EDF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102588
type: Concept
is lexicon entry: EDG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1438
equivalence description: [Formerly known as ELDROTH GRIT FORMATION - Old code was also EDG.] Treated as a Formation on 1:50000 BGS Sheet 59 (Lancaster) but Rank now reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102589
type: Concept
is lexicon entry: EDM
has equivalence type: LATRL
has equivalent lexicon entry: CXF
equivalence description: [Otherwise known as CROMLIX MUDSTONE FORMATION.] Edzell Mudstone Formation is obsolete and has been replaced by Cromlix Formation on 66E, but may still appear on some published 1:10 000 maps on 66W.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102590
type: Concept
is lexicon entry: EDM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1420
equivalence description: [Formerly known as EDZELL MUDSTONES - Old code was also EDM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102591
type: Concept
is lexicon entry: EDMA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1412
equivalence description: [Formerly known as EDAY MARL - Old code was also EDMA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102592
type: Concept
is lexicon entry: EDS
has equivalence type: LATRL
has equivalent lexicon entry: THF
equivalence description: [Otherwise known as TEITH SANDSTONE FORMATION.] Contemporaneous with the Teith Sandstone Formation, but is a more proximal alluvial fan facies so not directly comparable.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102593
type: Concept
is lexicon entry: EDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1422
equivalence description: [Formerly known as EDZELL SANDSTONES - Old code was also EDS.] In part, Carroll, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102594
type: Concept
is lexicon entry: EDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1679
equivalence description: [Formerly known as GANNOCHY FORMATION.] Armstrong, M and Paterson, I B, 1970. Includes lower part of Edzell Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102595
type: Concept
is lexicon entry: EDSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3959
equivalence description: [Formerly known as ST BEES SHALES.] (In Cockermouth area)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102596
type: Concept
is lexicon entry: EDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2878
equivalence description: [Formerly known as MIDDLE PERMIAN MARLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102597
type: Concept
is lexicon entry: EDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3295
equivalence description: [Formerly known as PERMIAN MIDDLE MARLS - Old code was MPM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102598
type: Concept
is lexicon entry: EDW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1418
equivalence description: [Formerly known as EDWALTON FORMATION - Old code was also EDW.] Rank reduced to (local) Member of the Sidmouth Mudstone Formation (Howard et al., 2008).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102599
type: Concept
is lexicon entry: EDY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1409
equivalence description: [Formerly known as EDAY BEDS.] Together with Hoy Sandstone (Mykura, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102600
type: Concept
is lexicon entry: EDY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1413
equivalence description: [Formerly known as EDAY SANDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102601
type: Concept
is lexicon entry: EDY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2042
equivalence description: [Formerly known as HOY SANDSTONE.] Together with Eday Beds (Mykura, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102602
type: Concept
is lexicon entry: EDY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3157
equivalence description: [Formerly known as ORKNEY SANDSTONE GROUP.] Fletcher, 1996.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102603
type: Concept
is lexicon entry: EE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1423
equivalence description: [Formerly known as EEMSTELSEL.] Harting, P. 1874. "In" Versl Kon Ak. V. Wet, Afd. N, 2 (8), p.282-290.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102604
type: Concept
is lexicon entry: EEV
has equivalence type: LATRL
has equivalent lexicon entry: ROHL
equivalence description: [Otherwise known as ROT HALITE MEMBER.] Riddler, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102605
type: Concept
is lexicon entry: EEV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1471
equivalence description: [Formerly known as ESK EVAPORITE FORMATION - Old code was also EEV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102606
type: Concept
is lexicon entry: EEV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2191
equivalence description: [Formerly known as KEUPER HALITE.] Raymond, 1953.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102607
type: Concept
is lexicon entry: EFC
has equivalence type: LATRL
has equivalent lexicon entry: st 926
equivalence description: [Otherwise known as WYRLEY BOTTOM COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102608
type: Concept
is lexicon entry: EFMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1489
equivalence description: [Formerly known as EUMORPHOCERAS BISULCATUM MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102609
type: Concept
is lexicon entry: EFMMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102610
type: Concept
is lexicon entry: EGAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2101
equivalence description: [Formerly known as INLAND SERIES.] Part of the "Inland Series" of Hall and Connell, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102611
type: Concept
is lexicon entry: EGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1398
equivalence description: [Formerly known as EAST GRAMPIAN DRIFT GROUP - Old code was also EGD.] Epithet "Drift" revised to "Glacigenic" in line with BGS policy (November 2003)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102612
type: Concept
is lexicon entry: EGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1399
equivalence description: [Formerly known as EAST GRAMPIAN GLACIGENIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102613
type: Concept
is lexicon entry: EGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2101
equivalence description: [Formerly known as INLAND SERIES.] Hall, 1984, p.11.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102614
type: Concept
is lexicon entry: EGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2103
equivalence description: [Formerly known as INLAND TILLS.] Hall and Connell, 1991, p.133-134.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102615
type: Concept
is lexicon entry: EGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1416
equivalence description: [Formerly known as EDERGOLE SANDSTONE - Old code was also EGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102616
type: Concept
is lexicon entry: EGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1426
equivalence description: [Formerly known as EGGINTON COMMON MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102617
type: Concept
is lexicon entry: EGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1427
equivalence description: [Formerly known as EGGINTON COMMON SAND AND GRAVEL - Old code was also EGSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102618
type: Concept
is lexicon entry: EGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2003
equivalence description: [Formerly known as HILTON GRAVELS.] Part of the Hilton Gravels of Rice, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102619
type: Concept
is lexicon entry: EGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2591
equivalence description: [Formerly known as LOWER HILTON TERRACE.] Part of the lower Holton Terrace deposits of Clayton, 1953.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102620
type: Concept
is lexicon entry: EGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1405
equivalence description: [Formerly known as EASTGATE FORMATION - Old code was also EGT.] Rolfe, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102621
type: Concept
is lexicon entry: EGTLT
has equivalence type: LATRL
has equivalent lexicon entry: CLACH
equivalence description: [Otherwise known as CLACHGHLAS GRANITE.] This name is preferred as it avoids confusion with the Glen Tilt Intrusive-complex and the vagueness and inaccuracy of the term "East Glen Tilt".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102622
type: Concept
is lexicon entry: EHEN
has equivalence type: OBSLTE
has equivalent lexicon entry: ALF
equivalence description: [Formerly known as ALLUVIAL FAN DEPOSITS.] Trotter et al (1937); Eastwood et al (1931); Akhurst et al (1997).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102623
type: Concept
is lexicon entry: EHEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 78
equivalence description: [Formerly known as ALLUVIUM AND RIVER TERRACE DEPOSITS.] Trotter et al (1937); Eastwood et al (1931); Akhurst et al (1997).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102624
type: Concept
is lexicon entry: EKM
has equivalence type: OBSLTE
has equivalent lexicon entry: HWK
equivalence description: [Formerly known as HAWICK GROUP.] Rocks of the Eskdalemuir Formation were previously included in the Hawick Group, undivided, of Webb et al., 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102625
type: Concept
is lexicon entry: EKM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1947
equivalence description: [Formerly known as HAWICK ROCKS.] Rocks of the Eskdalemuir Formation were previously included in the Hawick Rocks of Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102626
type: Concept
is lexicon entry: EL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1417
equivalence description: [Formerly known as EDGTON LIMESTONE - Old code was also EL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102627
type: Concept
is lexicon entry: ELCA
has equivalence type: LATRL
has equivalent lexicon entry: st 215
equivalence description: [Otherwise known as COTHALL LIMESTONE MEMBER.] Probably analogous to this member of the Kingsteps Sandstone Formation. Fletcher, 1996.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102628
type: Concept
is lexicon entry: ELCA
has equivalence type: OBSLTE
has equivalent lexicon entry: CRNI
equivalence description: [Formerly known as CORNSTONE BEDS (OF INVERNESS, NAIRN, BANFF) - Old code was CRNI.] Peacock et al., 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102629
type: Concept
is lexicon entry: ELD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1434
equivalence description: [Formerly known as EILEAN DUBH GROUP.] Peach et al., 1907; Phemister, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102630
type: Concept
is lexicon entry: ELL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1443
equivalence description: [Formerly known as ELLERKER LIMESTONE MEMBER - Old code was also ELL.] Formerly coded as a Member of the Lincolnshire Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102631
type: Concept
is lexicon entry: ELL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2065
equivalence description: [Formerly known as HYDRAULIC LIMESTONE.] The Ellerker Limestone is included within the Hydraulic Limestone of previous authors.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102632
type: Concept
is lexicon entry: ELLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1403
equivalence description: [Formerly known as EAST LINTON MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102633
type: Concept
is lexicon entry: ELM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1436
equivalence description: [Formerly known as ELDERSFIELD FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102634
type: Concept
is lexicon entry: ELR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1445
equivalence description: [Formerly known as ELSWORTH ROCK - Old code was also ELR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102635
type: Concept
is lexicon entry: ELR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1446
equivalence description: [Formerly known as ELSWORTH ROCK GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102636
type: Concept
is lexicon entry: ELR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1448
equivalence description: [Formerly known as ELSWORTH SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102637
type: Concept
is lexicon entry: ELR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3109
equivalence description: [Formerly known as OAKLEY BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102638
type: Concept
is lexicon entry: ELR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4579
equivalence description: [Formerly known as WEST WALTON BEDS - Old code was WWB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102639
type: Concept
is lexicon entry: ELS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1444
equivalence description: [Formerly known as ELSHAM SANDSTONE FORMATION - Old code was also ELS.] Formerly coded as a Formation within the Ancholme Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102640
type: Concept
is lexicon entry: ELT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1449
equivalence description: [Formerly known as ELTON BEDS - Old code was ELB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102641
type: Concept
is lexicon entry: ELTU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1450
equivalence description: [Formerly known as ELTON GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102642
type: Concept
is lexicon entry: ELTU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2682
equivalence description: [Formerly known as LOWER, MIDDLE AND UPPER ELTON BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102643
type: Concept
is lexicon entry: ELV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1451
equivalence description: [Formerly known as ELVINGTON GLACIAL LAKE FORMATION - Old code was also ELV.] Initial name, subsequently revised before extensive use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102644
type: Concept
is lexicon entry: ELV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3871
equivalence description: [Formerly known as SILTS AND CLAYS OF THE VALE OF YORK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102645
type: Concept
is lexicon entry: ELW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1435
equivalence description: [Formerly known as ELBOW DEPOSITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102646
type: Concept
is lexicon entry: ELWK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1452
equivalence description: [Formerly known as ELWICK MEMBER - Old code was also ELWK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102647
type: Concept
is lexicon entry: ELWK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2938
equivalence description: [Formerly known as MORAINIC DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102648
type: Concept
is lexicon entry: EMBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1453
equivalence description: [Formerly known as EMBLETON DIORITE - Old code was also EMBL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102649
type: Concept
is lexicon entry: EML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1454
equivalence description: [Formerly known as EMBSAY LIMESTONE - Old code was also EML.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102650
type: Concept
is lexicon entry: EML
has equivalence type: OBSLTE
has equivalent lexicon entry: ML
equivalence description: [Formerly known as MAIN LIMESTONE.] n.b. This is a local use of this term and not related to the Main Limestone within the Yoredale Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102651
type: Concept
is lexicon entry: EMLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1390
equivalence description: [Formerly known as EAGLESHAM LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102652
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 319
equivalence description: [Otherwise known as FIVE ROADS MARINE BAND.] Local name in parts of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102653
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 327
equivalence description: [Otherwise known as FORAMINIFERA MARINE BAND.] Local name, South Wales Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102654
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 455
equivalence description: [Otherwise known as KENDRICK MARINE BAND.] Local name in the South Staffordshire Coalfield and Cannock areas, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102655
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 477
equivalence description: [Otherwise known as LAGRAE MARINE BAND.] Local name in the Sanquhar/New Cumnock area; tentatitive correlation only (Ramsbottom and others, 1978, Fig.14, note 14.2)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102656
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 555
equivalence description: [Otherwise known as MANCHESTER MARINE BAND.] Local name in part(s) of the Lancashire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102657
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 717
equivalence description: [Otherwise known as RISEHOW MARINE BAND.] Local name in the Cumberland [Coalfield] area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102658
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 723
equivalence description: [Otherwise known as ROWHURST RIDER MARINE BAND.] Local name, North Staffordshire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102659
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 860
equivalence description: [Otherwise known as TY CERRYG MARINE BAND.] Local name in the Denbighshire and Flintshire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102660
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 894
equivalence description: [Otherwise known as VIADUCT MARINE BAND.] Local name, Canonbie [Coalfield] area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102661
type: Concept
is lexicon entry: EMMB
has equivalence type: LATRL
has equivalent lexicon entry: st 905
equivalence description: [Otherwise known as WEAR MOUTH MARINE BAND.] Northumberland/Durham area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102662
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 319
equivalence description: [Formerly known as FIVE ROADS MARINE BAND - Old code was 5RDMB.] Local name in parts of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102663
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 327
equivalence description: [Formerly known as FORAMINIFERA MARINE BAND - Old code was FORMB.] Local name in parts of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102664
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 455
equivalence description: [Formerly known as KENDRICK MARINE BAND - Old code was KRKMB.] Local name in the South Staffordshire Coalfield and Cannock areas, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102665
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 477
equivalence description: [Formerly known as LAGRAE MARINE BAND - Old code was LAMB.] Local name in the Sanquhar/New Cumnock area; tentative correlation only [Ramsbottom and others, 1978, Fig.14, note 14.2].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102666
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 555
equivalence description: [Formerly known as MANCHESTER MARINE BAND - Old code was MCHMB.] Local name in part(s) of the Lancashire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102667
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 717
equivalence description: [Formerly known as RISEHOW MARINE BAND - Old code was RHWMB.] Local name in the Cumberland [Coalfield] area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102668
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 723
equivalence description: [Formerly known as ROWHURST RIDER MARINE BAND - Old code was RRMB.] Local name, North Staffordshire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102669
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 860
equivalence description: [Formerly known as TY CERRYG MARINE BAND - Old code was TYCMB.] Local name in the Denbighshire and Flintshire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102670
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 894
equivalence description: [Formerly known as VIADUCT MARINE BAND - Old code was VMB.] Local name, Canonbie [Coalfield] area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102671
type: Concept
is lexicon entry: EMMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 905
equivalence description: [Formerly known as WEAR MOUTH MARINE BAND - Old code was WMMB.] Local name, Northumberland and Durham coalfield areas, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102672
type: Concept
is lexicon entry: EMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1497
equivalence description: [Formerly known as EXMOUTH FORMATION.] Henson, 1970; Laming, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102673
type: Concept
is lexicon entry: EMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1498
equivalence description: [Formerly known as EXMOUTH MUDSTONE AND SANDSTONE MEMBER.] Edwards, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102674
type: Concept
is lexicon entry: EMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1499
equivalence description: [Formerly known as EXMOUTH SANDSTONE AND MUDSTONE.] Selwood, et al, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102675
type: Concept
is lexicon entry: EMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1500
equivalence description: [Formerly known as EXMOUTH SANDSTONE AND MUDSTONE FORMATION - Old code was ESM.] Henson, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102676
type: Concept
is lexicon entry: EMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1501
equivalence description: [Formerly known as EXMOUTH SANDSTONES.] (Laming,1968)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102677
type: Concept
is lexicon entry: EMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1502
equivalence description: [Formerly known as EXMOUTH SANDSTONES AND MUDSTONES.] Henson, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102678
type: Concept
is lexicon entry: EMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1388
equivalence description: [Formerly known as EAGLE MOOR MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102679
type: Concept
is lexicon entry: EMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1389
equivalence description: [Formerly known as EAGLE MOOR SAND AND GRAVEL - Old code was also EMSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102680
type: Concept
is lexicon entry: EMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] Part of this unit, which included other component. BGS Sheet 113; Edwards, 1967. Also on Sheet 114 some of these deposits were atributed to Glacial Sand and Gravel, with some attributed to Older River Sand and Gravel (qv).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102681
type: Concept
is lexicon entry: EMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2004
equivalence description: [Formerly known as HILTON TERRACE DEPOSITS.] Swinnerton, 1937; Clayton, 1953, 1957; Straw, 1963; Jackson, 1977, Gozzard, 1976; Straw and Clayton, 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102682
type: Concept
is lexicon entry: EMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: ORSG
equivalence description: [Formerly known as OLDER RIVER SAND AND GRAVEL.] Part of the Eagle Moor Sand and Gravel Member was attributed to this unit on BGS Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102683
type: Concept
is lexicon entry: EMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4393
equivalence description: [Formerly known as UPPER HILTON TERRACE (IN PART).] (Clayton, K M, 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102684
type: Concept
is lexicon entry: DB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2842
equivalence description: [Formerly known as MIDDLE DALRADIAN GROUP - Old code was also DB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102685
type: Concept
is lexicon entry: DBAG
has equivalence type: LATRL
has equivalent lexicon entry: DBCR
equivalence description: [Otherwise known as CRINAN GRIT FORMATION.] Probable [?partial] correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102686
type: Concept
is lexicon entry: DBAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 120
equivalence description: [Formerly known as ARDMORE GRIT - Old code was also DBAG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102687
type: Concept
is lexicon entry: DBAP
has equivalence type: LATRL
has equivalent lexicon entry: st 224
equivalence description: [Otherwise known as CRAIGNISH PHYLLITE.] Lateral equivalents. Craignish Phyllite code = DBCP

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102688
type: Concept
is lexicon entry: DBAP
has equivalence type: LATRL
has equivalent lexicon entry: DBCP
equivalence description: [Otherwise known as CRAIGNISH PHYLLITE FORMATION.] Probable lateral equivalents.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102689
type: Concept
is lexicon entry: DBAP
has equivalence type: OBSLTE
has equivalent lexicon entry: st 42
equivalence description: [Formerly known as ARDRISHAIG PHYLLITE - Old code was also DBAP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102690
type: Concept
is lexicon entry: DBAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 157
equivalence description: [Formerly known as ASTA SPILITE GROUP - Old code was also DBAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102691
type: Concept
is lexicon entry: DBAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 158
equivalence description: [Formerly known as ASTA SPILITIC GROUP - Old code was also DBAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102692
type: Concept
is lexicon entry: DBBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 523
equivalence description: [Formerly known as BONAHAVEN DOLOMITE - Old code was also DBBD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102693
type: Concept
is lexicon entry: DBCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4361
equivalence description: [Formerly known as UPPER CRANA QUARTZITE - Old code was also DBCA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102694
type: Concept
is lexicon entry: DBCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1122
equivalence description: [Formerly known as CREAGAN GROUP - Old code was also DBCG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102695
type: Concept
is lexicon entry: DBCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 796
equivalence description: [Formerly known as CARN MAIRG QUARTZITE - Old code was also DBCM.] (Bailey, E B, 1925).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102696
type: Concept
is lexicon entry: DBCP
has equivalence type: LATRL
has equivalent lexicon entry: st 42
equivalence description: [Otherwise known as ARDRISHAIG PHYLLITE.] Lateral equivalents. Ardrishaig Phyllite code = DBAP

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102697
type: Concept
is lexicon entry: DBCP
has equivalence type: LATRL
has equivalent lexicon entry: DBAP
equivalence description: [Otherwise known as ARDRISHAIG PHYLLITE FORMATION.] Probable lateral equivalents.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102698
type: Concept
is lexicon entry: DBCP
has equivalence type: OBSLTE
has equivalent lexicon entry: st 224
equivalence description: [Formerly known as CRAIGNISH PHYLLITE - Old code was also DBCP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102699
type: Concept
is lexicon entry: DBCQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2555
equivalence description: [Formerly known as LOWER CRANA QUARTZITE - Old code was also DBCQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102700
type: Concept
is lexicon entry: DBCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1134
equivalence description: [Formerly known as CRINAN GRITS - Old code was also DBCR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102701
type: Concept
is lexicon entry: DBCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1139
equivalence description: [Formerly known as CROAGHUBRID DARK SCHISTS - Old code was also DBCS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102702
type: Concept
is lexicon entry: DBDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1235
equivalence description: [Formerly known as DEGNISH LIMESTONE - Old code was also DBDL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102703
type: Concept
is lexicon entry: DBDP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1363
equivalence description: [Formerly known as DUNROSSNESS PHYLLITE - Old code was also DBDP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102704
type: Concept
is lexicon entry: DBDP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1364
equivalence description: [Formerly known as DUNROSSNESS PHYLLITIC GROUP - Old code was also DBDP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102705
type: Concept
is lexicon entry: DBDQ
has equivalence type: LATRL
has equivalent lexicon entry: KYQU
equivalence description: [Otherwise known as KYMAH QUARTZITE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102706
type: Concept
is lexicon entry: DBDQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4436
equivalence description: [Formerly known as UPPER PART OF DURN HILL QUARTZITE - Old code was also DBDQ.] Read, H H, 1923; Stephenson, D, et al, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102707
type: Concept
is lexicon entry: DBDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1351
equivalence description: [Formerly known as DUNGIVEN LIMESTONE - Old code was also DBDU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102708
type: Concept
is lexicon entry: DBE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3294
equivalence description: [Formerly known as PERMIAN EVAPORITE D - Old code was PEVD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102709
type: Concept
is lexicon entry: DBEQ
has equivalence type: LATRL
has equivalent lexicon entry: st 230
equivalence description: [Otherwise known as CRINAN GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102710
type: Concept
is lexicon entry: DBEQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1466
equivalence description: [Formerly known as ERINS QUARTZITE - Old code was also DBEQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102711
type: Concept
is lexicon entry: DBES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1395
equivalence description: [Formerly known as EASDALE SLATE - Old code was also DBES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102712
type: Concept
is lexicon entry: DBF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2564
equivalence description: [Formerly known as LOWER DEVIL'S BRIDGE MEMBER - Old code was LDB.] Redundant term, subsumed within the DBF.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102713
type: Concept
is lexicon entry: DBF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2846
equivalence description: [Formerly known as MIDDLE DEVIL'S BRIDGE MEMBER - Old code was MDB.] Redundant term, subsumed within the DBF.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102714
type: Concept
is lexicon entry: DBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1260
equivalence description: [Formerly known as DINAS BRAN BEDS - Old code was also DBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102715
type: Concept
is lexicon entry: DBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1261
equivalence description: [Formerly known as DINAS BRAN GROUP - Old code was also DBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102716
type: Concept
is lexicon entry: DBH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1244
equivalence description: [Formerly known as DERBYHAVEN BEDS - Old code was also DBH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102717
type: Concept
is lexicon entry: DBHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 958
equivalence description: [Formerly known as CLIFT HILLS PHYLLITE - Old code was also DBHP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102718
type: Concept
is lexicon entry: DBIH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2112
equivalence description: [Formerly known as INZIE HEAD GNEISS - Old code was also DBIH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102719
type: Concept
is lexicon entry: DBKC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2212
equivalence description: [Formerly known as KILCHRENAN CONGLOMERATES - Old code was also DBKC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102720
type: Concept
is lexicon entry: DBKH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2237
equivalence description: [Formerly known as KINNAIRDS HEAD GROUP - Old code was also DBKH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102721
type: Concept
is lexicon entry: DBKL
has equivalence type: LATRL
has equivalent lexicon entry: st 244
equivalence description: [Otherwise known as DALLABANK LIMESTONE.] Alternative spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102722
type: Concept
is lexicon entry: DBKQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2220
equivalence description: [Formerly known as KILLETER QUARTZITE - Old code was also DBKQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102723
type: Concept
is lexicon entry: DBKR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2221
equivalence description: [Formerly known as KILLIECRANKIE SCHIST - Old code was also DBKR.] (Bailey, E B, 1925).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102724
type: Concept
is lexicon entry: DBLB
has equivalence type: LATRL
has equivalent lexicon entry: st 193
equivalence description: [Otherwise known as CLAY-WITH-FLINTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102725
type: Concept
is lexicon entry: DBLE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2573
equivalence description: [Formerly known as LOWER ERINS QUARTZITE - Old code was also DBLE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102726
type: Concept
is lexicon entry: DBLQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2326
equivalence description: [Formerly known as LAPHROAIG QUARTZITE - Old code was also DBLQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102727
type: Concept
is lexicon entry: DBMI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4139
equivalence description: [Formerly known as TERMON OR MILFORD PELITES - Old code was also DBMI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102728
type: Concept
is lexicon entry: DBMI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4140
equivalence description: [Formerly known as TERMON PELITES - Old code was also DBMI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102729
type: Concept
is lexicon entry: DBNQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3049
equivalence description: [Formerly known as NEWTOWNSTEWART QUARTZITE GROUP - Old code was also DBNQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102730
type: Concept
is lexicon entry: DBPB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 776
equivalence description: [Formerly known as CARBONACEOUS GROUP.] (General name). (Portsoy Group - district name)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102731
type: Concept
is lexicon entry: DBPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3359
equivalence description: [Formerly known as PORT ASKAIG TILLITE - Old code was also DBPT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102732
type: Concept
is lexicon entry: DBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 821
equivalence description: [Formerly known as CASTLEDYKES SANDSTONE - Old code was CSDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102733
type: Concept
is lexicon entry: DBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1111
equivalence description: [Formerly known as CRAIGS BRECCIA - Old code was CGB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102734
type: Concept
is lexicon entry: DBSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3848
equivalence description: [Formerly known as SHIRA LIMESTONE AND SLATE - Old code was also DBSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102735
type: Concept
is lexicon entry: DBSO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3895
equivalence description: [Formerly known as SLIEVE TOOEY QUARTZITE - Old code was also DBSO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102736
type: Concept
is lexicon entry: DBSQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3768
equivalence description: [Formerly known as SCHICHALLION QUARTZITE.] (Bailey, E B. 1925).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102737
type: Concept
is lexicon entry: DBSQ
has equivalence type: OBSLTE
has equivalent lexicon entry: st 735
equivalence description: [Formerly known as SCHIEHALLION QUARTZITE - Old code was also DBSQ.] (Bailey, E B and MaCallien, W J, 1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102738
type: Concept
is lexicon entry: DBSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4014
equivalence description: [Formerly known as STONEFIELD SCHIST - Old code was also DBSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102739
type: Concept
is lexicon entry: DBST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3767
equivalence description: [Formerly known as SCHICHALLION BOULDER BED.] (Barrow, G, 1905. Bailey, E B, 1925).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102740
type: Concept
is lexicon entry: DBST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3769
equivalence description: [Formerly known as SCHIEHALLION BOULDER BED.] (Bailey, E B and McCallien, W J, 1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102741
type: Concept
is lexicon entry: DBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1336
equivalence description: [Formerly known as DUDDON BRIDGE TUFFS.] Mitchell, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102742
type: Concept
is lexicon entry: DBTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4121
equivalence description: [Formerly known as TAYVALLICH LIMESTONE - Old code was also DBTL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102743
type: Concept
is lexicon entry: DBTR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4227
equivalence description: [Formerly known as TORR HEAD LIMESTONE - Old code was also DBTR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102744
type: Concept
is lexicon entry: DBTS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4122
equivalence description: [Formerly known as TAYVALLICH SLATE AND LIMESTONE - Old code was also DBTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102745
type: Concept
is lexicon entry: DBTV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4120
equivalence description: [Formerly known as TAYVALLICH LAVAS.] (Harris, A L and Pitcher, W S, 1975).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102746
type: Concept
is lexicon entry: DBUE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4375
equivalence description: [Formerly known as UPPER ERONS QUARTZITE - Old code was also DBUE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102747
type: Concept
is lexicon entry: DBWP
has equivalence type: LATRL
has equivalent lexicon entry: WAD
equivalence description: [Otherwise known as WADBISTER NESS FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102748
type: Concept
is lexicon entry: DC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4366
equivalence description: [Formerly known as UPPER DALRADIAN GROUP (NOW SOUTHERN HIGHLAND GROUP) - Old code was also DC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102749
type: Concept
is lexicon entry: DCAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2446
equivalence description: [Formerly known as LOCH AVICH GRIT - Old code was also DCAG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102750
type: Concept
is lexicon entry: DCAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2447
equivalence description: [Formerly known as LOCH AVICH LAVAS - Old code was also DCAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102751
type: Concept
is lexicon entry: DCAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 37
equivalence description: [Formerly known as ABERFOYLE SLATE - Old code was also DCAS.] Has been used historically for this unit, but not formally defined

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102752
type: Concept
is lexicon entry: DCBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 373
equivalence description: [Formerly known as BEINN BHEULA SCHIST - Old code was also DCBB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102753
type: Concept
is lexicon entry: DCBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 557
equivalence description: [Formerly known as BOYNDIE BAY GROUP - Old code was also DCBD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102754
type: Concept
is lexicon entry: DCBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 680
equivalence description: [Formerly known as BULLROCK GREYWACKE - Old code was also DCBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102755
type: Concept
is lexicon entry: DCBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 681
equivalence description: [Formerly known as BULLROCK GREYWACKE FORMATION - Old code was also DCBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102756
type: Concept
is lexicon entry: DCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1299
equivalence description: [Formerly known as DOWN CLIFF CLAY.] Buckman, 1922.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102757
type: Concept
is lexicon entry: DCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1301
equivalence description: [Formerly known as DOWN CLIFFS CLAY.] Buckman, 1922.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102758
type: Concept
is lexicon entry: DCDP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1361
equivalence description: [Formerly known as DUNOON PHYLLITE - Old code was also DCDP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102759
type: Concept
is lexicon entry: DCDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1220
equivalence description: [Formerly known as DART SCHISTS - Old code was also DCDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102760
type: Concept
is lexicon entry: DCF
has equivalence type: LATRL
has equivalent lexicon entry: SOHI
equivalence description: [Otherwise known as SOUTHERN HIGHLAND GROUP.] The Clift Hills 'Division' of Shetland is at least partially equivalent to the Southern Highland Group of mainland Scotland etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102761
type: Concept
is lexicon entry: DCGB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1833
equivalence description: [Formerly known as GREEN BEDS - Old code was also DCGB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102762
type: Concept
is lexicon entry: DCGG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1772
equivalence description: [Formerly known as GLENELLY GREENBEDS - Old code was also DCGG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102763
type: Concept
is lexicon entry: DCGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1760
equivalence description: [Formerly known as GLEN SLUAN SCHIST - Old code was also DCGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102764
type: Concept
is lexicon entry: DCHV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4508
equivalence description: [Formerly known as VOLCANIC ROCKS AND BLACK SHALES (HIGHLAND BORDER SERIES) - Old code was also DCHV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102765
type: Concept
is lexicon entry: DCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1241
equivalence description: [Formerly known as DENBURY CRINOIDAL LIMESTONE - Old code was also DCL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102766
type: Concept
is lexicon entry: DCLE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 38
equivalence description: [Formerly known as ABERFOYLE SLATES - Old code was DCAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102767
type: Concept
is lexicon entry: DCLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2462
equivalence description: [Formerly known as LOCH RANZA SLATE - Old code was also DCLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102768
type: Concept
is lexicon entry: DCMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2969
equivalence description: [Formerly known as MULLAGHCARN SCHISTS - Old code was also DCMG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102769
type: Concept
is lexicon entry: DCML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2753
equivalence description: [Formerly known as MARGIE LIMESTONE - Old code was also DCML.] Formerly listed as a 'bed' within the Margie Formation: Pringle, 1941; Gould, 2001.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102770
type: Concept
is lexicon entry: DCMS
has equivalence type: LATRL
has equivalent lexicon entry: st 706
equivalence description: [Otherwise known as REPLACED BY MACDUFF FORMATION [MCD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102771
type: Concept
is lexicon entry: DCNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3075
equivalence description: [Formerly known as NORTH SANNOX GRITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102772
type: Concept
is lexicon entry: DCON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1231
equivalence description: [Formerly known as DEBRIS CONE - Old code was also DCON.] Name changed in line with Rock Classification Scheme terminology.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102773
type: Concept
is lexicon entry: DCPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3324
equivalence description: [Formerly known as PITLOCHRY SCHIST.] (Barrow, G, et al, 1905).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102774
type: Concept
is lexicon entry: DCRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3640
equivalence description: [Formerly known as ROSEHEARTY GROUP - Old code was also DCRG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102775
type: Concept
is lexicon entry: DCRH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3683
equivalence description: [Formerly known as RUNABAY HEAD FORMATION - Old code was also DCRH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102776
type: Concept
is lexicon entry: DCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1307
equivalence description: [Formerly known as DOWNTON CASTLE SANDSTONE GROUP.] Ball, 1951

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102777
type: Concept
is lexicon entry: DCSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1300
equivalence description: [Formerly known as DOWN CLIFF SANDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102778
type: Concept
is lexicon entry: DCSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2315
equivalence description: [Formerly known as LAMINATED BEDS.] Woodward, H B, 1893.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102779
type: Concept
is lexicon entry: DCSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3104
equivalence description: [Formerly known as NOW PART OF DRUIM AN FHUARAIN MEMBER?.] Equivalence currently uncertain.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102780
type: Concept
is lexicon entry: DCST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 349
equivalence description: [Formerly known as BEDS 1 AND 2 IN CROVIE GROUP.] (Read, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102781
type: Concept
is lexicon entry: DCST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1166
equivalence description: [Formerly known as CROVIE CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102782
type: Concept
is lexicon entry: DCST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1168
equivalence description: [Formerly known as CROVIE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102783
type: Concept
is lexicon entry: DCST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1345
equivalence description: [Formerly known as DUNDARG CASTLE CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102784
type: Concept
is lexicon entry: DCST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1346
equivalence description: [Formerly known as DUNDARY CASTLE SANDSTONE FORMATIONS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102785
type: Concept
is lexicon entry: DCST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1586
equivalence description: [Formerly known as FLECKIES MEADOW CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102786
type: Concept
is lexicon entry: DCSV
has equivalence type: LATRL
has equivalent lexicon entry: DCF
equivalence description: [Otherwise known as CLIFT HILLS 'DIVISION'.] The Saxa Vord Group of Unst is equivalent to the Clift Hills 'Division' of the Shetland Mainland, and both are largely equivalent to the Southern Highland Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102787
type: Concept
is lexicon entry: DCT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3352
equivalence description: [Formerly known as PO HOUSE TUFFS (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102788
type: Concept
is lexicon entry: DCTV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4123
equivalence description: [Formerly known as TAYVALLICH VOLCANICS - Old code was also DCTV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102789
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Ussher, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102790
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 308
equivalence description: [Formerly known as BASEMENT FORMATION (PARS).] These rocks were part of the Basement Formation of Swarbrick, 1962)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102791
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1267
equivalence description: [Formerly known as DODDISCOMBE BEDS - Old code was also DDC.] Formational Rank confirmed. (Webby and Thomas, 1965)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102792
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2318
equivalence description: [Formerly known as LANDKEY FORMATION.] Jackson, 1991

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102793
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2559
equivalence description: [Formerly known as LOWER CULM MEASURES (PARS).] Ussher, 1900

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102794
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3311
equivalence description: [Formerly known as PILTON BEDS (PARS).] These rocks were part of the Pilton Beds of Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102795
type: Concept
is lexicon entry: DDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3313
equivalence description: [Formerly known as PILTON SHALES (PARS).] These rocks were part of the Pilton Shales of Edmonds et al. 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102796
type: Concept
is lexicon entry: DDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1366
equivalence description: [Formerly known as DURA DEN FORMATION - Old code was also DDF.] Downgraded rank from Formation to Member status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102797
type: Concept
is lexicon entry: DDLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 340
equivalence description: [Formerly known as BED 6 (PART OF MARKER BEDS).] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102798
type: Concept
is lexicon entry: DDLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 971
equivalence description: [Formerly known as CLYDACH BEDS.] The member was part of the former Clydach Beds of George et al, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102799
type: Concept
is lexicon entry: DDUC
has equivalence type: LATRL
has equivalent lexicon entry: st 927
equivalence description: [Otherwise known as YARD COAL.] May be equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102800
type: Concept
is lexicon entry: DEB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1249
equivalence description: [Formerly known as DERSINGHAM BEDS - Old code was also DEB.] Casey and Gallois, 1984;1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102801
type: Concept
is lexicon entry: DEB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3712
equivalence description: [Formerly known as SANDRINGHAM SANDS.] [pars] Whitaker and Jukes-Browne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102802
type: Concept
is lexicon entry: DEEVA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4294
equivalence description: [Formerly known as TYWI FORMATION.] Some of the deposits now included in the Dee Valley Formation were possibly included in the Tywi Formation of Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102803
type: Concept
is lexicon entry: DEF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1347
equivalence description: [Formerly known as DUNDEE FORMATION - Old code was also DEF.] Francis et al., 1970; Armstrong and Paterson, 1970, which includes several informal fish beds/members such as the Kelly Den member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102804
type: Concept
is lexicon entry: DEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3163
equivalence description: [Formerly known as ORTHIS LIMESTONE.] Fearnsides, 1905.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102805
type: Concept
is lexicon entry: DELA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Included in "Basement Beds", Wedd, C B, et al, 1923, in previous geological surveys. Name first defined by Thompson, D B, 1970a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102806
type: Concept
is lexicon entry: DELA
has equivalence type: OBSLTE
has equivalent lexicon entry: HEY
equivalence description: [Formerly known as HELSBY SANDSTONE FORMATION.] Included in Helsby Sandstone Formation, Earp, R and Taylor, B J, 1986, in previous geological surveys. Name first defined by Thompson, D B, 1970a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102807
type: Concept
is lexicon entry: DER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1245
equivalence description: [Formerly known as DERI BEDS.] Howell and Cox, 1924.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102808
type: Concept
is lexicon entry: DER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2436
equivalence description: [Formerly known as LLYNFI BEDS AND RHONDDA BEDS.] These rocks were includes in the Llynfi Beds and the Rhondda Beds by Downing and Squirrell, 1965; Squirrell and Downing, 1969; Barclay, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102809
type: Concept
is lexicon entry: DFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1239
equivalence description: [Formerly known as DENBIGH(SHIRE) GRITS - Old code was DG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102810
type: Concept
is lexicon entry: DFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1666
equivalence description: [Formerly known as FYNDDOG GRITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102811
type: Concept
is lexicon entry: DFN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1378
equivalence description: [Formerly known as DYFFRYN FLAGS.] Lapworth, 1900.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102812
type: Concept
is lexicon entry: DFN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1379
equivalence description: [Formerly known as DYFFRYN FLAGS FACIES - Old code was also DFN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102813
type: Concept
is lexicon entry: DFN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1380
equivalence description: [Formerly known as DYFFRYN FLAGS FACIES FORMATION - Old code was also DFN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102814
type: Concept
is lexicon entry: DFSB
has equivalence type: LATRL
has equivalent lexicon entry: WHLM
equivalence description: [Otherwise known as WHITEHOUSE LIMESTONE.] Correlated horizon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102815
type: Concept
is lexicon entry: DG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1238
equivalence description: [Formerly known as DENBIGH GRITS GROUP - Old code was also DG.] Warren et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102816
type: Concept
is lexicon entry: DGB
has equivalence type: LATRL
has equivalent lexicon entry: DLU
equivalence description: [Otherwise known as DOLGELLAU FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102817
type: Concept
is lexicon entry: DGE
has equivalence type: LATRL
has equivalent lexicon entry: CBEC
equivalence description: [Otherwise known as COALBURN ELL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102818
type: Concept
is lexicon entry: DGHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3838
equivalence description: [Formerly known as SHELLY SANDS AT 50FT OD.] Possibly equivalent to part of the 'shelly sands at 50ft OD' Trotter et al. 1937

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102819
type: Concept
is lexicon entry: DGPS
has equivalence type: OBSLTE
has equivalent lexicon entry: BSA
equivalence description: [Formerly known as BLOWN SAND.] On all existing 50k geological maps covering Cumbria and Lancashire coast.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102820
type: Concept
is lexicon entry: DGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1272
equivalence description: [Formerly known as DOGGER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102821
type: Concept
is lexicon entry: DGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1273
equivalence description: [Formerly known as DOGGER IRONSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102822
type: Concept
is lexicon entry: DGSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1338
equivalence description: [Formerly known as DUDGEON SALIFEROUS FORMATION - Old code was also DGSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102823
type: Concept
is lexicon entry: DGSM
has equivalence type: LATRL
has equivalent lexicon entry: CBSY
equivalence description: [Otherwise known as COALBURN SMITHY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102824
type: Concept
is lexicon entry: DGU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1276
equivalence description: [Formerly known as DOLGAU MUDSTONE FORMATION - Old code was also DGU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102825
type: Concept
is lexicon entry: DGU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1277
equivalence description: [Formerly known as DOLGAU MUDSTONES - Old code was also DGU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102826
type: Concept
is lexicon entry: DGY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1349
equivalence description: [Formerly known as DUNGEON GHYLL MEMBER - Old code was also DGY.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102827
type: Concept
is lexicon entry: DH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1336
equivalence description: [Formerly known as DUDDON BRIDGE TUFFS.] Mitchell, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102828
type: Concept
is lexicon entry: DH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1337
equivalence description: [Formerly known as DUDDON HALL TUFFS.] Firman, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102829
type: Concept
is lexicon entry: DH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2672
equivalence description: [Formerly known as LOWER TILBERTHWAITE TUFFS.] Mitchell, 1940.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102830
type: Concept
is lexicon entry: DHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1210
equivalence description: [Formerly known as DALE HEAD MEMBER - Old code was also DHD.] Lithological epithet added (D Millward) 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102831
type: Concept
is lexicon entry: DHGN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1335
equivalence description: [Formerly known as DUCHRAY HILL GNEISS - Old code was DBDH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102832
type: Concept
is lexicon entry: DHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1280
equivalence description: [Formerly known as DOLLIS HILL GRAVEL FORMATION - Old code was also DHGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102833
type: Concept
is lexicon entry: DHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL - Old code was GSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102834
type: Concept
is lexicon entry: DHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1202
equivalence description: [Formerly known as DADDYHOLE LIMESTONE - Old code was also DHL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102835
type: Concept
is lexicon entry: DHLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1340
equivalence description: [Formerly known as DUMDRUFF HILL LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102836
type: Concept
is lexicon entry: DHLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1290
equivalence description: [Formerly known as DOON HILL CONGLOMERATE - Old code was also DHLC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102837
type: Concept
is lexicon entry: DHLS
has equivalence type: LATRL
has equivalent lexicon entry: st 56
equivalence description: [Otherwise known as ASHTON SHALE MEMBER.] These terms are probably partially equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102838
type: Concept
is lexicon entry: DHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 150
equivalence description: [Formerly known as ASHTON FORMATION.] Chesher, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102839
type: Concept
is lexicon entry: DHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 56
equivalence description: [Formerly known as ASHTON SHALE MEMBER.] Edwards and Scrivener, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102840
type: Concept
is lexicon entry: DHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1096
equivalence description: [Formerly known as CRACKINGTON FORMATION (PARS).] These rocks were part of the Crackington Formation of Edmonds et al, 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102841
type: Concept
is lexicon entry: DHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1297
equivalence description: [Formerly known as DOWHILLS BEDS - Old code was also DHLS.] Webby and Thomas, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102842
type: Concept
is lexicon entry: DHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2378
equivalence description: [Formerly known as LIMEKILN BEDS.] Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102843
type: Concept
is lexicon entry: DHMB
has equivalence type: LATRL
has equivalent lexicon entry: CAMB
equivalence description: [Otherwise known as CAMBRIENSE MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102844
type: Concept
is lexicon entry: DHMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1274
equivalence description: [Formerly known as DOGHOLE MINE ROCK - Old code was also DHMR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102845
type: Concept
is lexicon entry: DHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4430
equivalence description: [Formerly known as UPPER PART OF BED A.] (Howell and Geikie, 1861).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102846
type: Concept
is lexicon entry: DHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4431
equivalence description: [Formerly known as UPPER PART OF BED B.] (Peach and Horne, 1899).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102847
type: Concept
is lexicon entry: DHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4433
equivalence description: [Formerly known as UPPER PART OF BEDS AT B.] (Henderson and Brown, 1870).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102848
type: Concept
is lexicon entry: DHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4439
equivalence description: [Formerly known as UPPER PART OF RESERVOIR BEDS AND DEERHOPE BURN FLAGSTONES.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102849
type: Concept
is lexicon entry: DHP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4440
equivalence description: [Formerly known as UPPER PART OF RESERVOIR FORMATION AND LOWER PART OF DEERHOPE FORMATION.] (Tipper, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102850
type: Concept
is lexicon entry: DHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1339
equivalence description: [Formerly known as DUG HEAD SANDSTONE MEMBER - Old code was also DHS.] It appears that the previous entry, inherited from the predecessor of the Lexicon, was a mis-spelling of the actual name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102851
type: Concept
is lexicon entry: DHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1313
equivalence description: [Formerly known as DROITWICH HALITE FORMATION - Old code was also DHT.] Warrington, and others, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102852
type: Concept
is lexicon entry: DHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2197
equivalence description: [Formerly known as KEUPER SALIFEROUS BEDS - Old code was UKSB.] Poole and Williams, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102853
type: Concept
is lexicon entry: DICH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1255
equivalence description: [Formerly known as DICKY HARE COVE FLAGS.] Stephenson, D, et al, 1993, named it Dicky Hare Cove Flags and included it in the Findlater Flag Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102854
type: Concept
is lexicon entry: DICH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1256
equivalence description: [Formerly known as DICKY HARE MEMBER - Old code was also DICH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102855
type: Concept
is lexicon entry: DICH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4577
equivalence description: [Formerly known as WEST SANDS MICA SCHIST.] Read, H H, 1923, considered it to be a western outcrop of the West Sands Mica Schist, repeated by faulting.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102856
type: Concept
is lexicon entry: DICL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 379
equivalence description: [Formerly known as BELEMNITIFEROUS AND MICACEOUS MARLS (UPPER PART).] Wilson and others, 1958

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102857
type: Concept
is lexicon entry: DICL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2608
equivalence description: [Formerly known as LOWER LIAS MARLS (UPPER PART).] Kellaway and Wilson, 1941

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102858
type: Concept
is lexicon entry: DICT
has equivalence type: LATRL
has equivalent lexicon entry: st 700
equivalence description: [Otherwise known as REPLACED BY COWIE HARBOUR SILTSTONE MEMBER [CHSI].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102859
type: Concept
is lexicon entry: DIEP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4444
equivalence description: [Formerly known as UPPER PELITE.] Shepherd, 1970; Wilson, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102860
type: Concept
is lexicon entry: DIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1265
equivalence description: [Formerly known as DISEWORTH MEMBER - Old code was also DIS.] See Revision notes.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102861
type: Concept
is lexicon entry: DISC
has equivalence type: LATRL
has equivalent lexicon entry: st 280
equivalence description: [Otherwise known as EARTHY DELF.] Discovery Coal is local seam name . Earthy Delf is coalfield seam name

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102862
type: Concept
is lexicon entry: DISH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1322
equivalence description: [Formerly known as DRUMLISH FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102863
type: Concept
is lexicon entry: DKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1323
equivalence description: [Formerly known as DRUMMOCK BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102864
type: Concept
is lexicon entry: DKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1324
equivalence description: [Formerly known as DRUMMOCK GROUP - Old code was also DKG.] Re-ranked as Subgroup following Fortey et al., 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102865
type: Concept
is lexicon entry: DKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4265
equivalence description: [Formerly known as TRILOBITE SHALE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102866
type: Concept
is lexicon entry: DKSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1321
equivalence description: [Formerly known as DRUMKEERAN SILTSTONE FORMATION - Old code was also DKSF.] This term, pre-used in the south of Ireland, was used on the Kesh sheet with the same code

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102867
type: Concept
is lexicon entry: DKSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2086
equivalence description: [Formerly known as INCLUDED AS PART OF THE CLONELLY SANDSTONE GROUP.] Simpson, I M. 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102868
type: Concept
is lexicon entry: DKT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1253
equivalence description: [Formerly known as DEVOKE WATER MEMBER - Old code was also DKT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102869
type: Concept
is lexicon entry: BW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 488
equivalence description: [Formerly known as BLEA WYKE BEDS - Old code was also BW.] Davies, G M, 1929.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102870
type: Concept
is lexicon entry: BW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 489
equivalence description: [Formerly known as BLEA WYKE SANDS.] Hemingway, J E, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102871
type: Concept
is lexicon entry: BW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 490
equivalence description: [Formerly known as BLEA WYKE SERIES.] Fox-Strangways, C and Barrow, G, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102872
type: Concept
is lexicon entry: BW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 506
equivalence description: [Formerly known as BLUE WICK SANDS.] Tate, R and Blake, J F, 1876.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102873
type: Concept
is lexicon entry: BW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4404
equivalence description: [Formerly known as UPPER LIAS (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102874
type: Concept
is lexicon entry: BWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 497
equivalence description: [Formerly known as BLISWORTH CLAY MEMBER.] Of the obsolete GLENTHAM FORMATION (Gaunt et al., 1992).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102875
type: Concept
is lexicon entry: BWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1822
equivalence description: [Formerly known as GREAT OOLITE CLAY - Old code was GOC.] Sharp, 1870, as modified by Arkell, 1933 and herein.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102876
type: Concept
is lexicon entry: BWCB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 417
equivalence description: [Formerly known as BEWCASTLE BEDS - Old code was also BWCB.] Day, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102877
type: Concept
is lexicon entry: BWG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2410
equivalence description: [Formerly known as LLANBEDROG GRITS.] Matley, C A, 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102878
type: Concept
is lexicon entry: BWG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3257
equivalence description: [Formerly known as PENARWEL DRIVE BEDS.] Fitch, F J. 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102879
type: Concept
is lexicon entry: BWH
has equivalence type: LATRL
has equivalent lexicon entry: EN
equivalence description: [Otherwise known as ENVILLE MEMBER.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102880
type: Concept
is lexicon entry: BWH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 549
equivalence description: [Formerly known as BOWHILLS MEMBER - Old code was also BWH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102881
type: Concept
is lexicon entry: BWKMB
has equivalence type: LATRL
has equivalent lexicon entry: HNMB
equivalence description: [Otherwise known as HONLEY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102882
type: Concept
is lexicon entry: BWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1824
equivalence description: [Formerly known as GREAT OOLITE LIMESTONE - Old code was GOL.] Judd, 1875; Torrens, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102883
type: Concept
is lexicon entry: BWL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3904
equivalence description: [Formerly known as SNITTERBY LIMESTONE FORMATION - Old code was SNL.] Gaunt et al., 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102884
type: Concept
is lexicon entry: BWL
has equivalence type: OBSLTE
has equivalent lexicon entry: WLM
equivalence description: [Formerly known as WHITE LIMESTONE - Old code was WHL.] Cripps,1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102885
type: Concept
is lexicon entry: BWSG
has equivalence type: LATRL
has equivalent lexicon entry: st 80
equivalence description: [Otherwise known as BARONWOOD MEMBER.] Of the Penrith Formation of Bowen et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102886
type: Concept
is lexicon entry: BWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: GFSG
equivalence description: [Formerly known as GLACIOFLUVIAL SAND AND GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102887
type: Concept
is lexicon entry: BWT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1930
equivalence description: [Formerly known as HARRATH TUFFS AND LAVAS.] Mathieson, N A, 1987

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102888
type: Concept
is lexicon entry: BWT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4160
equivalence description: [Formerly known as THE UPPER TUFFS.] Green, J F N, 1913

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102889
type: Concept
is lexicon entry: BWTH
has equivalence type: LATRL
has equivalent lexicon entry: st 836
equivalence description: [Otherwise known as TOP HARD COAL (NOTTS AND BELVOIR).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102890
type: Concept
is lexicon entry: BWWC
has equivalence type: LATRL
has equivalent lexicon entry: st 800
equivalence description: [Otherwise known as SUBDIVISION OF WHEATWORTH COAL (WWC).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102891
type: Concept
is lexicon entry: BWYP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 397
equivalence description: [Formerly known as BEN WYVIS PELITE.] Holdsworth, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102892
type: Concept
is lexicon entry: BWYP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 398
equivalence description: [Formerly known as BEN WYVIS PELITIC SCHIST.] Wilson, 1975; Grant, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102893
type: Concept
is lexicon entry: BX
has equivalence type: LATRL
has equivalent lexicon entry: st 66
equivalence description: [Otherwise known as BALLANTRAE COMPLEX.] Bluck, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102894
type: Concept
is lexicon entry: BX
has equivalence type: LATRL
has equivalent lexicon entry: st 67
equivalence description: [Otherwise known as BALLANTRAE OPHIOLITE.] Church and Gayer, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102895
type: Concept
is lexicon entry: BX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 220
equivalence description: [Formerly known as BALLANTRAE IGNEOUS COMPLEX.] Balsillie, 1932.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102896
type: Concept
is lexicon entry: BX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 221
equivalence description: [Formerly known as BALLANTRAE IGNEOUS SERIES.] Williams, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102897
type: Concept
is lexicon entry: BX
has equivalence type: OBSLTE
has equivalent lexicon entry: st 67
equivalence description: [Formerly known as BALLANTRAE OPHIOLITE.] See Alternative Name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102898
type: Concept
is lexicon entry: BX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1715
equivalence description: [Formerly known as GIRVAN - BALLANTRAE COMPLEX.] Bloxham, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102899
type: Concept
is lexicon entry: BYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 284
equivalence description: [Formerly known as BASAL CLASTICS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102900
type: Concept
is lexicon entry: BYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 750
equivalence description: [Formerly known as CALCIFEROUS SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102901
type: Concept
is lexicon entry: BYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2535
equivalence description: [Formerly known as LOWER CARBONIFEROUS SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102902
type: Concept
is lexicon entry: BYCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4621
equivalence description: [Formerly known as WHITEHAVEN SANDSTONE.] Eastwood, T, et al, 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102903
type: Concept
is lexicon entry: BYF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 594
equivalence description: [Formerly known as BRESSAY FLAGSTONES - Old code was also BYF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102904
type: Concept
is lexicon entry: BYGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 666
equivalence description: [Formerly known as BUCKLEBURY GRAVEL - Old code was also BYGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102905
type: Concept
is lexicon entry: BYGR
has equivalence type: OBSLTE
has equivalent lexicon entry: PLG
equivalence description: [Formerly known as PLATEAU GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102906
type: Concept
is lexicon entry: BYM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 716
equivalence description: [Formerly known as BYLEY MUDSTONE FORMATION - Old code was also BYM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102907
type: Concept
is lexicon entry: BYM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2195
equivalence description: [Formerly known as KEUPER MARL, MIDDLE - Old code was MKM.] Lower half (Formal). Middle division of Mercia Mudstone Group. (Lower half) (Informal).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102908
type: Concept
is lexicon entry: BYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 648
equivalence description: [Formerly known as BRYN BRITH BEDS.] Cox and Wells, 1921, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102909
type: Concept
is lexicon entry: BYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 649
equivalence description: [Formerly known as BRYN BRITH GRITS.] Cox and Wells, 1921, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102910
type: Concept
is lexicon entry: BYNE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 717
equivalence description: [Formerly known as BYNE HILL GRANITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102911
type: Concept
is lexicon entry: BYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 197
equivalence description: [Formerly known as BAGGY AND MARWOOD BEDS - Old code was BMB.] Made obsolete following full definition of Baggy Sandstones Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102912
type: Concept
is lexicon entry: BYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 198
equivalence description: [Formerly known as BAGGY AND MARWOOD SLATES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102913
type: Concept
is lexicon entry: BYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 199
equivalence description: [Formerly known as BAGGY BEDS.] Ussher, 1879.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102914
type: Concept
is lexicon entry: BYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2776
equivalence description: [Formerly known as MARWOOD BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102915
type: Concept
is lexicon entry: BYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 332
equivalence description: [Formerly known as BECKLEY SANDS - Old code was also BYSA.] Arkell, 1942.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102916
type: Concept
is lexicon entry: BYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 409
equivalence description: [Formerly known as BERKSHIRE OOLITE SERIES - Old code was BOS.] In the south, may include the units of the above; e.g. Arkell, 1947.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102917
type: Concept
is lexicon entry: BYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1996
equivalence description: [Formerly known as HIGHWORTH FORMATION.] In the south, may include the units of the above; e.g.Coe, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102918
type: Concept
is lexicon entry: BYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2527
equivalence description: [Formerly known as LOWER CALCAREOUS GRIT - Old code was LCG.] Part of.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102919
type: Concept
is lexicon entry: BYSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2551
equivalence description: [Formerly known as LOWER CORALLIAN - Old code was LCR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102920
type: Concept
is lexicon entry: BYTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 720
equivalence description: [Formerly known as BYTHAM FORMATION - Old code was also BYTH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102921
type: Concept
is lexicon entry: BYTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 722
equivalence description: [Formerly known as BYTHAM SANDS AND GRAVELS FORMATION - Old code was also BYTH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102922
type: Concept
is lexicon entry: BYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 509
equivalence description: [Formerly known as BLYTH MEMBER.] [sic.] of the Kirkhill Formation, of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102923
type: Concept
is lexicon entry: BYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 719
equivalence description: [Formerly known as BYTH TILL.] Hall et al., 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102924
type: Concept
is lexicon entry: BYTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: BYTIL
equivalence description: [Formerly known as BYTH TILL FORMATION.] Merritt, Connell and Bridgland, 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102925
type: Concept
is lexicon entry: BYTRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 242
equivalence description: [Formerly known as BANGLEY MEMBER.] McAdam and Tulloch (1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102926
type: Concept
is lexicon entry: C4FC
has equivalence type: LATRL
has equivalent lexicon entry: st 607
equivalence description: [Otherwise known as NEWHILL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102927
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 812
equivalence description: [Formerly known as CARSTONE - Old code was also CA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102928
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 813
equivalence description: [Formerly known as CARSTONE GRIT.] of the Langton Series (Swinnerton, 1935, Penny and Rawson, 1969).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102929
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 814
equivalence description: [Formerly known as CARSTONE GRIT OF THE LANGTON SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102930
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2324
equivalence description: [Formerly known as LANGTON SERIES.] Named units within this Unit - cf "Sand and Clay" and "Carstone Grit" (Swinnerton, 1935, Penny and Rawson, 1969).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102931
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2537
equivalence description: [Formerly known as LOWER CARSTONE.] The lower part of the Formation; informal Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102932
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3698
equivalence description: [Formerly known as SAND AND CLAY.] of the Langton Series (Swinnerton, 1935, Penny and Rawson, 1969).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102933
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4179
equivalence description: [Formerly known as THORESWAY SAND.] Dikes and Lee, 1837.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102934
type: Concept
is lexicon entry: CA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4346
equivalence description: [Formerly known as UPPER CARSTONE.] The upper part of the Formation; informal Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102935
type: Concept
is lexicon entry: CAB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 726
equivalence description: [Formerly known as CABRACH SANDSTONE - Old code was CABS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102936
type: Concept
is lexicon entry: CABA
has equivalence type: LATRL
has equivalent lexicon entry: CFBS
equivalence description: [Otherwise known as CAERFAI BAY SHALES FORMATION.] The spelling "Cairfai" is incorrect; hence theis entry is rendered obsolete in favour of CFBS.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102937
type: Concept
is lexicon entry: CACB
has equivalence type: LATRL
has equivalent lexicon entry: st 210
equivalence description: [Otherwise known as CORNBRASH FORMATION AND CAYTON SHALE FORMATION [UNDIFFERENTIATED].] The original name/code combination was inverted stratigraphically and this is now revised, putting the Cornbrash first, for consistency.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102938
type: Concept
is lexicon entry: CACG
has equivalence type: LATRL
has equivalent lexicon entry: EN
equivalence description: [Otherwise known as ENVILLE MEMBER.] Now considered to be synonymous with the Enville Member of the Salop Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102939
type: Concept
is lexicon entry: CADR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 728
equivalence description: [Formerly known as CADDER CLAY MEMBER - Old code was also CADR.] Formerly erroneous Lexicon entry.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102940
type: Concept
is lexicon entry: CADR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 729
equivalence description: [Formerly known as CADDER FORMATION - Old code was also CADR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102941
type: Concept
is lexicon entry: CADR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 730
equivalence description: [Formerly known as CADDER SAND FORMATION - Old code was also CADR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102942
type: Concept
is lexicon entry: CADY
has equivalence type: LATRL
has equivalent lexicon entry: st 195
equivalence description: [Otherwise known as CLEVELAND - ARMATHWAITE DYKE. CLEVELAND DYKE ON BGS PUBLISHED MAPS..] Macdonald, et al. 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102943
type: Concept
is lexicon entry: CADY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 956
equivalence description: [Formerly known as CLEVELAND, COCKFIELD AND ARMATHWAITE DYKE.] Teall, 1884.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102944
type: Concept
is lexicon entry: CADY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 957
equivalence description: [Formerly known as CLEVELAND-ARMATHWAITE-BARASSIE-STEVENSON-GREAT CUMBRAE-TOWARD POINT DYKE.] Holmes & Harwood, 1929.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102945
type: Concept
is lexicon entry: CAE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 738
equivalence description: [Formerly known as CAERKETTON GROUP - Old code was also CAE.] Mykura, 1960; Peach et al, 1910

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102946
type: Concept
is lexicon entry: CAE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 739
equivalence description: [Formerly known as CAERKETTON VOLCANIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102947
type: Concept
is lexicon entry: CAEC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4562
equivalence description: [Formerly known as WENLOCK BEDS.] Strahan and Cantrill, 1902.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102948
type: Concept
is lexicon entry: CAES
has equivalence type: LATRL
has equivalent lexicon entry: BLUS
equivalence description: [Otherwise known as BEN LUI SCHIST FORMATION.] (SH65E)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102949
type: Concept
is lexicon entry: CAES
has equivalence type: LATRL
has equivalent lexicon entry: st 683
equivalence description: [Otherwise known as QUEEN'S HILL GNEISS FORMATION.] (SH65E)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102950
type: Concept
is lexicon entry: CAFC
has equivalence type: LATRL
has equivalent lexicon entry: st 904
equivalence description: [Otherwise known as WAUNFFYNNOCAU COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102951
type: Concept
is lexicon entry: CAFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 237
equivalence description: [Formerly known as BANDED GROUP WITHIN BLAIR ATHOLL SUBGROUP.] Smith, R A and Harris, A L, 1976. Treagus, J E and King, G, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102952
type: Concept
is lexicon entry: CAFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 238
equivalence description: [Formerly known as BANDED SCHIST WITHIN BLAIR ATHOLL SUBGROUP.] (British Geological Survey Sheet 55E).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102953
type: Concept
is lexicon entry: CAFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 239
equivalence description: [Formerly known as BANDED SERIES WITHIN PALE GROUP OF BLAIR ATHOLL SERIES.] (Bailey, E B, 1925. Bailey, E B and McCallien, W J, 1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102954
type: Concept
is lexicon entry: CAGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 683
equivalence description: [Formerly known as BUNGALOW FORMATION.] The unit includes the upland blanket peat of the Bungalow Formation of Thomas (1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102955
type: Concept
is lexicon entry: CAH
has equivalence type: LATRL
has equivalent lexicon entry: GNF
equivalence description: [Otherwise known as GOURDON SANDSTONE FORMATION.] Obsolete name replaced by GNF (Browne et al, 2001).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102956
type: Concept
is lexicon entry: CAHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 801
equivalence description: [Formerly known as CARNETHY AND HILLEND GROUP - Old code was also CAHI.] (Mykura, 1960, Peach et al, 1910)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102957
type: Concept
is lexicon entry: CAHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 802
equivalence description: [Formerly known as CARNETHY AND HILLEND VOLCANIC FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102958
type: Concept
is lexicon entry: CAIG
has equivalence type: LATRL
has equivalent lexicon entry: st 163
equivalence description: [Otherwise known as CALEDONIAN IGNEOUS SUPERSUITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102959
type: Concept
is lexicon entry: CAIZ
has equivalence type: LATRL
has equivalent lexicon entry: GDF
equivalence description: [Otherwise known as GALDENOCH FORMATION.] Galdenoch Formation [GDF] is the senior sysnonym of Cairnerzean Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102960
type: Concept
is lexicon entry: CAL
has equivalence type: LATRL
has equivalent lexicon entry: BTLS
equivalence description: [Otherwise known as BLUE TOUR LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102961
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 113
equivalence description: [Formerly known as ARDEN LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102962
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1381
equivalence description: [Formerly known as DYKENEUK LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102963
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1670
equivalence description: [Formerly known as GAIR LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102964
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1689
equivalence description: [Formerly known as GARNKIRK LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102965
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2007
equivalence description: [Formerly known as HIRST LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102966
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2124
equivalence description: [Formerly known as JANET PEAT LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102967
type: Concept
is lexicon entry: CAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3623
equivalence description: [Formerly known as ROBROYSTON LIMESTONE.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102968
type: Concept
is lexicon entry: CALI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3038
equivalence description: [Formerly known as NEWER DRIFT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102969
type: Concept
is lexicon entry: CALN
has equivalence type: LATRL
has equivalent lexicon entry: st 844
equivalence description: [Otherwise known as TOP [UNDIFFERENTIATED] PART OF THE BALLYTOBER SANDSTONE FORMATION.] GSNI, 2001

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102970
type: Concept
is lexicon entry: CALN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2651
equivalence description: [Formerly known as LOWER PERMIAN SANDSTONE.] The undifferentiated top part (only) of the former Lower Permian Sandstone. Penn, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102971
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 89
equivalence description: [Otherwise known as BAY MARINE BAND.] Local name in the North Staffordshire Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102972
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 265
equivalence description: [Otherwise known as DOWN HILL MARINE BAND.] Local name in Northumberland and Durham, possibly still to an extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102973
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 670
equivalence description: [Otherwise known as PRESTWICH TOP MARINE BAND.] Local name in part(s) of the Lancashire Coalfield, particularly the area around Prestwich.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102974
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 713
equivalence description: [Otherwise known as RIBBINGS MARINE BAND.] Local name in the Canonbie Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102975
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 776
equivalence description: [Otherwise known as ST HELEN'S MARINE BAND.] Local name in Cumbria, possibly still to an extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102976
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 837
equivalence description: [Otherwise known as TOP MARINE BAND.] Local name in Derbyshire, Nottinghamshire and Yorkshire coalfields.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102977
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 872
equivalence description: [Otherwise known as UPPER CWMGORSE MARINE BAND.] South Wales Coalfield, local name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102978
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 887
equivalence description: [Otherwise known as UPPER SANKEY MARINE BAND.] Local name in part(s) of the Lancashire Coalfiled, particularly the St Helens area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102979
type: Concept
is lexicon entry: CAMB
has equivalence type: LATRL
has equivalent lexicon entry: st 921
equivalence description: [Otherwise known as WINTERBOURNE MARINE BAND.] Local name in the Bristol/Somerset Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102980
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 89
equivalence description: [Formerly known as BAY MARINE BAND - Old code was BAYMB.] Local name in the North Staffordshire Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102981
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 265
equivalence description: [Formerly known as DOWN HILL MARINE BAND - Old code was DHMB.] Local name in Northumberland and Durham, possibly still to an extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102982
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 670
equivalence description: [Formerly known as PRESTWICH TOP MARINE BAND - Old code was PWTMB.] Local name in part(s) of the Lancashire Coalfield, particularly the area around Prestwich.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102983
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 713
equivalence description: [Formerly known as RIBBINGS MARINE BAND - Old code was RIBMB.] Local name in the Canonbie Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102984
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 776
equivalence description: [Formerly known as ST HELEN'S MARINE BAND - Old code was STHMB.] Local name in Cumbria, possibly still to an extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102985
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 837
equivalence description: [Formerly known as TOP MARINE BAND - Old code was TOPMB.] Local name in Derbyshire, Nottinghamshire and Yorkshire coalfields.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102986
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 872
equivalence description: [Formerly known as UPPER CWMGORSE MARINE BAND - Old code was UCGMB.] South Wales Coalfield, local name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102987
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 887
equivalence description: [Formerly known as UPPER SANKEY MARINE BAND - Old code was USYMB.] Local name in part(s) of the Lancashire Coalfiled, particularly the St Helens area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102988
type: Concept
is lexicon entry: CAMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 921
equivalence description: [Formerly known as WINTERBOURNE MARINE BAND - Old code was WBNMB.] Local name in the Bristol/Somerset Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102989
type: Concept
is lexicon entry: CANS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1741
equivalence description: [Formerly known as GLAUCONITIC AND MICACEOUS SANDS OF THE ZONE OF MORTONICERAS INFLATUM.] White, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102990
type: Concept
is lexicon entry: CAP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1142
equivalence description: [Formerly known as CROISAPHUILL GROUP.] Peach et al., 1907; Phemister, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102991
type: Concept
is lexicon entry: CAPH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 811
equivalence description: [Formerly known as CARSPHAIRN RUDITE FORMATION.] (Holroyd, 1978)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102992
type: Concept
is lexicon entry: CAPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2644
equivalence description: [Formerly known as LOWER PART OF PORTSOY GROUP.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102993
type: Concept
is lexicon entry: CAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 754
equivalence description: [Formerly known as CALETTWR QUARTZITE - Old code was also CAQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102994
type: Concept
is lexicon entry: CARCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 810
equivalence description: [Formerly known as CARSE CLAY (UNDIVIDED).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102995
type: Concept
is lexicon entry: CARL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 790
equivalence description: [Formerly known as CARLINDEN FORMATION - Old code was also CARL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102996
type: Concept
is lexicon entry: CARL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2660
equivalence description: [Formerly known as LOWER RED SHALES.] Wilson and Hinxman, 1890, p.27.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102997
type: Concept
is lexicon entry: CARM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 793
equivalence description: [Formerly known as CARMICHAEL BURN GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102998
type: Concept
is lexicon entry: CARM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1405
equivalence description: [Formerly known as EASTGATE FORMATION.] of Rolfe, 1960

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/102999
type: Concept
is lexicon entry: CARM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1536
equivalence description: [Formerly known as FENCE CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103000
type: Concept
is lexicon entry: CARM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2254
equivalence description: [Formerly known as KIRKHILL CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103001
type: Concept
is lexicon entry: CARM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3044
equivalence description: [Formerly known as NEWSIDE ARENITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103002
type: Concept
is lexicon entry: CAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1106
equivalence description: [Formerly known as CRAIGENBUSH LIMESTONE.] Castlecary has been used from before 1879 (see Scottish Sheet 31 Sheet Explanation).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103003
type: Concept
is lexicon entry: CAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2358
equivalence description: [Formerly known as LEVENSEAT LIMESTONE.] Castlecary has been used from before 1879 (see Scottish Sheet 31 Sheet Explanation).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103004
type: Concept
is lexicon entry: CASP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 818
equivalence description: [Formerly known as CASTLE ESPIE LIMESTONE FORMATION - Old code was also CASP.] Former Lexicon entry of unknown lineage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103005
type: Concept
is lexicon entry: CASS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 639
equivalence description: [Formerly known as BROWN CLAY WITH STONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103006
type: Concept
is lexicon entry: CASSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 6
equivalence description: [Formerly known as "LOWER RIVER TERRACE DEPOSITS".] BGS Sheet 115.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103007
type: Concept
is lexicon entry: CASSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 820
equivalence description: [Formerly known as CASTLE MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103008
type: Concept
is lexicon entry: CASSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3927
equivalence description: [Formerly known as SOUTHREY TERRACE DEPOSITS.] Part of. These deposits also include the older Thorpe Sand and Gravel Member. Straw, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103009
type: Concept
is lexicon entry: CASSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4117
equivalence description: [Formerly known as TATTERSHALL-KIRKBY TERRACE DEPOSITS.] Part of. These deposits also include the older Thorpe Sand and Gravel Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103010
type: Concept
is lexicon entry: CATC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 572
equivalence description: [Formerly known as BRAIDON BAY CONGLOMERATE MEMBER - Old code was BBCO.] Obsolete term (Browne et al, 2001)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103011
type: Concept
is lexicon entry: CATC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 878
equivalence description: [Formerly known as CHAPEL DEN CONGLOMERATE FORMATION - Old code was CDC.] Obsolete term replaced by CATC (Browne et al, 2001)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103012
type: Concept
is lexicon entry: CATC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2131
equivalence description: [Formerly known as JOHNSHAVEN AND ROUEN FORMATIONS.] Armstrong, M and Paterson, I B, 1970. Including the former St. John's Knap Sandstoone Formation, Barras Conglomerate Formation, Chapel Den Conglomerate Formation and Three Wells Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103013
type: Concept
is lexicon entry: CATI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1070
equivalence description: [Formerly known as CORTON TILL.] As used by Arthurton et al., 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103014
type: Concept
is lexicon entry: CATI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3095
equivalence description: [Formerly known as NORWICH BRICKEARTH.] Lunkka, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103015
type: Concept
is lexicon entry: CAU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1737
equivalence description: [Formerly known as GLANRAFON BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103016
type: Concept
is lexicon entry: CAV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 752
equivalence description: [Formerly known as CALDECOTE VOLCANIC SERIES - Old code was also CAV.] NEW NAME INCLUDES ALL OF LATTER.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103017
type: Concept
is lexicon entry: CAWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 833
equivalence description: [Formerly known as CAWDALE MEMBER - Old code was also CAWD.] Lithological epither added [D Millward] 10/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103018
type: Concept
is lexicon entry: CB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 25
equivalence description: [Formerly known as ABBOTSBURY CORNBRASH FORMATION.] Page, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103019
type: Concept
is lexicon entry: CB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1054
equivalence description: [Formerly known as CORN BRASH - Old code was also CB.] Smith, 1817.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103020
type: Concept
is lexicon entry: CB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1055
equivalence description: [Formerly known as CORNBRASH.] Smith, 1817.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103021
type: Concept
is lexicon entry: CB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1056
equivalence description: [Formerly known as CORNBRASH LIMESTONE MEMBER.] Wright, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103022
type: Concept
is lexicon entry: CBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 574
equivalence description: [Formerly known as BRAND SERIES.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103023
type: Concept
is lexicon entry: CBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1035
equivalence description: [Formerly known as CONKSBURY BRIDGE BASALT - Old code was also CBB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103024
type: Concept
is lexicon entry: CBB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1036
equivalence description: [Formerly known as CONKSBURY BRIDGE LAVA.] Walters and Ineson, 1981; Aitkenhead et al., 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103025
type: Concept
is lexicon entry: CBDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1129
equivalence description: [Formerly known as CRESSBROOK DALE LAVA - Old code was also CBDL.] Stevenson and Gaunt, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103026
type: Concept
is lexicon entry: CBE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3293
equivalence description: [Formerly known as PERMIAN EVAPORITE C - Old code was PEVC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103027
type: Concept
is lexicon entry: CBFMP
has equivalence type: OBSLTE
has equivalent lexicon entry: CBFMP
equivalence description: [Formerly known as CROSSBRAE FARM PEAT BED.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103028
type: Concept
is lexicon entry: CBFMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1156
equivalence description: [Formerly known as CROSSBRAE MEMBER.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103029
type: Concept
is lexicon entry: CBFMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1157
equivalence description: [Formerly known as CROSSBRAE MEMBER, KIRKHILL FORMATION.] Sutherland. 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103030
type: Concept
is lexicon entry: CBFMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1158
equivalence description: [Formerly known as CROSSBRAE PEAT.] Hall, 1984; Connell and Hall, 1987; Hall and Connell, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103031
type: Concept
is lexicon entry: CBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 764
equivalence description: [Formerly known as CAMBRIDGE BED.] See Edmonds and Dinham (1965), Jukes-Brown (1875) and Hart (1973) for discussions.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103032
type: Concept
is lexicon entry: CBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 917
equivalence description: [Formerly known as CHLORITIC MARL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103033
type: Concept
is lexicon entry: CBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1041
equivalence description: [Formerly known as COPROLITE BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103034
type: Concept
is lexicon entry: CBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1743
equivalence description: [Formerly known as GLAUCONITIC MARL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103035
type: Concept
is lexicon entry: CBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3064
equivalence description: [Formerly known as NODULE BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103036
type: Concept
is lexicon entry: CBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3306
equivalence description: [Formerly known as PHOSPHATE BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103037
type: Concept
is lexicon entry: CBGEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1154
equivalence description: [Formerly known as CROSSBRAE GELIFLUCTATE.] Connell and Hall. 1987; Hall and Connell, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103038
type: Concept
is lexicon entry: CBGEL
has equivalence type: OBSLTE
has equivalent lexicon entry: CBGEL
equivalence description: [Formerly known as CROSSBRAE GELIFLUCTATE BED.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103039
type: Concept
is lexicon entry: CBGEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1155
equivalence description: [Formerly known as CROSSBRAE HEAD.] Hall, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103040
type: Concept
is lexicon entry: CBHR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1914
equivalence description: [Formerly known as HANGING ROCKS CONGLOMERATE MEMBER - Old code was also CBHR.] Moseley and Ford, 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103041
type: Concept
is lexicon entry: CBIF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 942
equivalence description: [Formerly known as CLAYBAND IRONSTONE FORMATION - Old code was also CBIF.] Rank reduced to Member 24/12/2003 [C N Waters].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103042
type: Concept
is lexicon entry: CBIF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 943
equivalence description: [Formerly known as CLAYBAND IRONSTONE MEASURES.] Earp & Calver, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103043
type: Concept
is lexicon entry: CBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 473
equivalence description: [Formerly known as BLACKBROOK BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103044
type: Concept
is lexicon entry: CBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 474
equivalence description: [Formerly known as BLACKBROOK FORMATION.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103045
type: Concept
is lexicon entry: CBK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 475
equivalence description: [Formerly known as BLACKBROOK SERIES.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103046
type: Concept
is lexicon entry: CBLS
has equivalence type: LATRL
has equivalent lexicon entry: HUR
equivalence description: [Otherwise known as HURLET LIMESTONE.] Supposed equivalents.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103047
type: Concept
is lexicon entry: CBMB
has equivalence type: LATRL
has equivalent lexicon entry: SMMB
equivalence description: [Otherwise known as SWINSTONE MIDDLE MARINE BAND.] Local name, Stainmore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103048
type: Concept
is lexicon entry: CBMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1185
equivalence description: [Formerly known as CUMBRIENSE MARINE BAND - Old code was also CBMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103049
type: Concept
is lexicon entry: CBMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1696
equivalence description: [Formerly known as GASTRIOCERAS CUMBRIENSE MARINE BAND - Old code was also CBMB.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103050
type: Concept
is lexicon entry: CBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 724
equivalence description: [Formerly known as CABAN CONGLOMERATE FORMATION (FORMERLY FACIES) - Old code was also CBN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103051
type: Concept
is lexicon entry: CBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 725
equivalence description: [Formerly known as CABAN CONGLOMERATES.] Lower and Upper of Lapworth (1900).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103052
type: Concept
is lexicon entry: CBN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1333
equivalence description: [Formerly known as DRYGARN CONGLOMERATE (OBSOLETE NAME AND CODE: USE CBN) - Old code was DNC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103053
type: Concept
is lexicon entry: CBP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4255
equivalence description: [Formerly known as TRENT FORMATION + GLEN PARVA FORMATION.] Elliott, 1961; Warrington et al, 1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103054
type: Concept
is lexicon entry: CBRD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4566
equivalence description: [Formerly known as WENLOCK SHALE - Old code was WEN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103055
type: Concept
is lexicon entry: CBSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4090
equivalence description: [Formerly known as SWITHLAND CAMP CONGLOMERATE MEMBER.] Worssam & Old, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103056
type: Concept
is lexicon entry: CBSG
has equivalence type: LATRL
has equivalent lexicon entry: SWSL
equivalence description: [Otherwise known as SWITHLAND FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103057
type: Concept
is lexicon entry: CBSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3981
equivalence description: [Formerly known as STABLE PIT QUARTZITE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103058
type: Concept
is lexicon entry: CBTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: CBTIL
equivalence description: [Formerly known as CROSSBRAE TILL FORMATION.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103059
type: Concept
is lexicon entry: CBTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2566
equivalence description: [Formerly known as LOWER DIAMICTON.] Whittington et al. 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103060
type: Concept
is lexicon entry: CBTIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4207
equivalence description: [Formerly known as TILL WITH NORTHWEST-SOUTHEAST FABRIC.] Hall and Connell. 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103061
type: Concept
is lexicon entry: CBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 914
equivalence description: [Formerly known as CHIRBURY FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103062
type: Concept
is lexicon entry: CBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 915
equivalence description: [Formerly known as CHIRBURY SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103063
type: Concept
is lexicon entry: CC
has equivalence type: LATRL
has equivalent lexicon entry: CRSA
equivalence description: [Otherwise known as CORLEY SANDSTONE.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103064
type: Concept
is lexicon entry: CCAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 848
equivalence description: [Formerly known as CENTRAL CUMBRIA DRIFT GROUP.] The deposits now assigned to the Subgroup were formerly considered within this now obsolete Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103065
type: Concept
is lexicon entry: CCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1187
equivalence description: [Formerly known as CUSHENDUN CONGLOMERATE - Old code was also CCC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103066
type: Concept
is lexicon entry: CCCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 756
equivalence description: [Formerly known as CALLANDER CRAIG CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103067
type: Concept
is lexicon entry: CCDMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103068
type: Concept
is lexicon entry: CCFL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 743
equivalence description: [Formerly known as CAIRNFIELD ACTINOLITIC FLAGS.] Peacock et al. 1968. Also includes Crathie Point Calcareous 'Group' and Garron Point Actinolitic Schists of Read (1923), both now given member status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103069
type: Concept
is lexicon entry: CRDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1107
equivalence description: [Formerly known as CRAIGHEAD LIMESTONE - Old code was also CRDL.] Confirmed as a Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103070
type: Concept
is lexicon entry: CRDY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 16
equivalence description: [Formerly known as (PART OF THE) LOWER OLD RED SANDSTONE - Old code was LORS.] Eyles et al., 1949.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103071
type: Concept
is lexicon entry: CREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 423
equivalence description: [Formerly known as BIFIDUS SLATES.] Jones, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103072
type: Concept
is lexicon entry: CREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1141
equivalence description: [Formerly known as CROGENEN SLATES.] Cox and Wells, 1921; 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103073
type: Concept
is lexicon entry: CREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2914
equivalence description: [Formerly known as MOELYN SLATES.] Cox and Wells, 1921; 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103074
type: Concept
is lexicon entry: CRF
has equivalence type: LATRL
has equivalent lexicon entry: st 60
equivalence description: [Otherwise known as BACTON MEMBER.] Uppermost of the four members of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103075
type: Concept
is lexicon entry: CRF
has equivalence type: LATRL
has equivalent lexicon entry: st 726
equivalence description: [Otherwise known as RUNTON MEMBER.] Second lowest of four members of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103076
type: Concept
is lexicon entry: CRF
has equivalence type: LATRL
has equivalent lexicon entry: st 751
equivalence description: [Otherwise known as SHERINGHAM MEMBER.] Lowest of four members of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103077
type: Concept
is lexicon entry: CRF
has equivalence type: LATRL
has equivalent lexicon entry: st 907
equivalence description: [Otherwise known as WEST RUNTON MEMBER.] Third highest of four members of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103078
type: Concept
is lexicon entry: CRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 112
equivalence description: [Formerly known as ARCTIC FRESHWATER BED.] Of Reid,1882, is part of the Bacton Member of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103079
type: Concept
is lexicon entry: CRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1613
equivalence description: [Formerly known as FOREST BED.] Of Reid, 1882, is part of the Sheringham Member of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103080
type: Concept
is lexicon entry: CRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2582
equivalence description: [Formerly known as LOWER FRESHWATER BED.] Of Reid, 1882, is part of the Sheringham Member of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103081
type: Concept
is lexicon entry: CRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4383
equivalence description: [Formerly known as UPPER FRESHWATER BED.] Of Reid, 1882, is part of the West Runton Member of the Formation. Also known as WEST RUNTON FRESHWATER BED.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103082
type: Concept
is lexicon entry: CRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4576
equivalence description: [Formerly known as WEST RUNTON FRESHWATER BED.] Of Reid, 1882, is part of the West Runton Member of the Formation. Also known as UPPER FRESHWATER BED.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103083
type: Concept
is lexicon entry: CRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4664
equivalence description: [Formerly known as WOMAN HITHE CLAY.] Of Reid, 1882, is part of the Runton Member of the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103084
type: Concept
is lexicon entry: CRFJ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1113
equivalence description: [Formerly known as CRAWFORDJOHN ESSEXITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103085
type: Concept
is lexicon entry: CRG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1136
equivalence description: [Formerly known as CRINIOD GRIT - Old code was also CRG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103086
type: Concept
is lexicon entry: CRHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1098
equivalence description: [Formerly known as CRAG HILL LIMESTONE - Old code was also CRHL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103087
type: Concept
is lexicon entry: CRK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1137
equivalence description: [Formerly known as CRINKLE MEMBER - Old code was also CRK.] Lithological epithet added (D Millward) 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103088
type: Concept
is lexicon entry: CRK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1138
equivalence description: [Formerly known as CRINKLE TUFFS.] Branney and others, 1992; Branney and others, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103089
type: Concept
is lexicon entry: CRKM
has equivalence type: OBSLTE
has equivalent lexicon entry: CKMB
equivalence description: [Formerly known as CARRICKMORE MARINE BAND - Old code was CKMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103090
type: Concept
is lexicon entry: CRKV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4504
equivalence description: [Formerly known as VOLCANIC 'GROUP' OF THE LOWER OLD RED SANDSTONE.] Eyles et al., 1949.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103091
type: Concept
is lexicon entry: CRKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1131
equivalence description: [Formerly known as CRICKLEY LIMESTONE AND CRICKLEY ONCOLITE.] Mudge, D C, 1978a. Combined members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103092
type: Concept
is lexicon entry: CRKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1649
equivalence description: [Formerly known as FROCESTER HILL OOLITE AND SELSEY HILL OOLITE.] Mudge, D C, 1978a. Provisionally taken to include combined members, in the Stroud to Wotton-under-Edge area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103093
type: Concept
is lexicon entry: CRKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2612
equivalence description: [Formerly known as LOWER LIMESTONE AND PEA GRIT.] Combined Lower Limestone and Pea Grit proper of Witchell, E, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103094
type: Concept
is lexicon entry: CRKY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3236
equivalence description: [Formerly known as PEA GRIT SERIES.] Arkell, W J, 1933, p.204.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103095
type: Concept
is lexicon entry: CRL
has equivalence type: LATRL
has equivalent lexicon entry: GUO
equivalence description: [Otherwise known as GULLY OOLITE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103096
type: Concept
is lexicon entry: CRMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2740
equivalence description: [Formerly known as MANX GROUP UNDIVIDED AND AGNEASH GRITS.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103097
type: Concept
is lexicon entry: CRMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2786
equivalence description: [Formerly known as MAUGHOLD BANDED GROUP.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103098
type: Concept
is lexicon entry: CRMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1108
equivalence description: [Formerly known as CRAIGMADDIE MUIR SANDSTONES - Old code was also CRMS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103099
type: Concept
is lexicon entry: CRMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1109
equivalence description: [Formerly known as CRAIGMADDIE SANDSTONE FORMATION.] Tait, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103100
type: Concept
is lexicon entry: CRMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1110
equivalence description: [Formerly known as CRAIGMADDIE SANDSTONES.] Clough et al., 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103101
type: Concept
is lexicon entry: CRMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1172
equivalence description: [Formerly known as CRUGAN MUDSTONES.] (Matley, C A, 1938).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103102
type: Concept
is lexicon entry: CRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 808
equivalence description: [Formerly known as CARRON FORMATION - Old code was also CRN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103103
type: Concept
is lexicon entry: CRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1360
equivalence description: [Formerly known as DUNNOTTAR GROUP.] Campbell, R, 1913.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103104
type: Concept
is lexicon entry: CRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4015
equivalence description: [Formerly known as STONEHAVEN BEDS.] Hickling, G, 1908. Included in the Stonehaven Beds.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103105
type: Concept
is lexicon entry: CRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4470
equivalence description: [Formerly known as UPPER SILURIAN (DOWNTONIAN).] Campbell, R, 1911. Included in the Upper Silurian (Downtonian).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103106
type: Concept
is lexicon entry: CRNE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1802
equivalence description: [Formerly known as GRAMPOUND GRIT - Old code was GPG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103107
type: Concept
is lexicon entry: CRNE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4386
equivalence description: [Formerly known as UPPER GRAMSCATHO BEDS - Old code was UGRO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103108
type: Concept
is lexicon entry: CRNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1115
equivalence description: [Formerly known as CRAWTON GROUP.] (Almost equivalent to Crawton Group of Campbell, 1913).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103109
type: Concept
is lexicon entry: CRO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1167
equivalence description: [Formerly known as CROVIE GROUP - Old code was also CRO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103110
type: Concept
is lexicon entry: CROC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1170
equivalence description: [Formerly known as CROW COAL (B) - Old code was also CROC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103111
type: Concept
is lexicon entry: CROL
has equivalence type: LATRL
has equivalent lexicon entry: CGLM
equivalence description: [Otherwise known as CRAG LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103112
type: Concept
is lexicon entry: CROM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1159
equivalence description: [Formerly known as CROSSDALE MUDSTONE FORMATION - Old code was also CROM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103113
type: Concept
is lexicon entry: CROM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1160
equivalence description: [Formerly known as CROSSDALE SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103114
type: Concept
is lexicon entry: CROU
has equivalence type: LATRL
has equivalent lexicon entry: GMC
equivalence description: [Otherwise known as GIFFNOCK MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103115
type: Concept
is lexicon entry: CRPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1112
equivalence description: [Formerly known as CRATHIE POINT CALCAREOUS FLAG MEMBER - Old code was also CRPT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103116
type: Concept
is lexicon entry: CRPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2879
equivalence description: [Formerly known as MIDDLE PORTION OF CRATHIE POINT CALCAREOUS GROUP.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103117
type: Concept
is lexicon entry: CRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1288
equivalence description: [Formerly known as DONSIDE GNEISSES.] Harris, A L, and Pitcher, W S, (1975).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103118
type: Concept
is lexicon entry: CRS
has equivalence type: LATRL
has equivalent lexicon entry: SBF
equivalence description: [Otherwise known as SOFT BED FLAGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103119
type: Concept
is lexicon entry: CRSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1053
equivalence description: [Formerly known as CORLEY CONGLOMERATE - Old code was CC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103120
type: Concept
is lexicon entry: CRSG
has equivalence type: LATRL
has equivalent lexicon entry: NOT
equivalence description: [Otherwise known as NOTTAGE CRAG GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103121
type: Concept
is lexicon entry: CRTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1067
equivalence description: [Formerly known as CORTON BEDS - Old code was also CRTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103122
type: Concept
is lexicon entry: CRTC
has equivalence type: LATRL
has equivalent lexicon entry: st 100
equivalence description: [Otherwise known as BELLINGHAM COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103123
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 54
equivalence description: [Formerly known as AILSTONE MEMBER.] Maddy et al., 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103124
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 182
equivalence description: [Formerly known as AVON FOURTH TERRACE [DEPOSITS].] Worssam et al., 1989; Old et al., 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103125
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1148
equivalence description: [Formerly known as CROPTHORNE MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103126
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1149
equivalence description: [Formerly known as CROPTHORNE TERRACE DEPOSITS - Old code was also CRTD.] Name revised in line with new Quaternary stratigraphical framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103127
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1627
equivalence description: [Formerly known as FOURTH OR AILSTONE TERRACE [DEPOSITS].] Barclay et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103128
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1631
equivalence description: [Formerly known as FOURTH TERRACE DEPOSITS.] Old et al., 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103129
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1632
equivalence description: [Formerly known as FOURTH TERRACE [DEPOSITS].] Williams and Whittaker., 1974; Edmonds et al., 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103130
type: Concept
is lexicon entry: CRTD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3055
equivalence description: [Formerly known as NO.4 TERRACE [DEPOSITS].] Shotton, 1953; Tomlinson, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103131
type: Concept
is lexicon entry: CRTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2639
equivalence description: [Formerly known as LOWER OR SOUTH EASTERLY DRIFT.] Read, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103132
type: Concept
is lexicon entry: CRUA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1171
equivalence description: [Formerly known as CRUACHAN PHASE, STARAV GRANITE - Old code was also CRUA.] Inappropriate name: replaced by Cruachan Intrusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103133
type: Concept
is lexicon entry: CRUM
has equivalence type: LATRL
has equivalent lexicon entry: st 236
equivalence description: [Otherwise known as CRUMBOUKE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103134
type: Concept
is lexicon entry: CRUM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1173
equivalence description: [Formerly known as CRUMBOUKE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103135
type: Concept
is lexicon entry: CRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 132
equivalence description: [Formerly known as ARENIG BALLANTRAE VOLCANIC COMPLEX (ASSUMED TO BE PART OF).] Re-assigned on the basis of late Llanvirn to early Caradoc conodonts in the cherts (Lamont & Lindstrom, 1957)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103136
type: Concept
is lexicon entry: CRW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1114
equivalence description: [Formerly known as CRAWLEY FORMATION - Old code was also CRW.] Poole, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103137
type: Concept
is lexicon entry: CRWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1169
equivalence description: [Formerly known as CROW COAL (A) - Old code was also CRWC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103138
type: Concept
is lexicon entry: CRX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1049
equivalence description: [Formerly known as CORALLIFEROUS SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103139
type: Concept
is lexicon entry: CRYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3436
equivalence description: [Formerly known as QUARTZ PEBBLE CONGLOMERATE.] Barclay, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103140
type: Concept
is lexicon entry: CRYH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 17
equivalence description: [Formerly known as (SANDSTONE IN) CWM CRYCHAN FORMATION - Old code was CWCR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103141
type: Concept
is lexicon entry: CS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2651
equivalence description: [Formerly known as LOWER PERMIAN SANDSTONE.] Hull, 1864.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103142
type: Concept
is lexicon entry: CS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3296
equivalence description: [Formerly known as PERMIAN SANDSTONE.] Hickling, 1918, p.379.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103143
type: Concept
is lexicon entry: CSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 12
equivalence description: [Formerly known as "UPPER" ST BEES SANDSTONE.] Jackson et al, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103144
type: Concept
is lexicon entry: CSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3211
equivalence description: [Formerly known as PART OF ST BEES SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103145
type: Concept
is lexicon entry: CSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 816
equivalence description: [Formerly known as CASCADE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103146
type: Concept
is lexicon entry: CSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 817
equivalence description: [Formerly known as CASCADE GRITS AND CONGLOMERATES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103147
type: Concept
is lexicon entry: CSCL
has equivalence type: LATRL
has equivalent lexicon entry: CLOCL
equivalence description: [Otherwise known as CLAVA LODGE CLAY MEMBER.] Clava Shelly Clay Member made obsolete [J W Merritt; 03/10/2003] and replaced by Clava Lodge Clay Member [CLOCL].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103148
type: Concept
is lexicon entry: CSCO
has equivalence type: LATRL
has equivalent lexicon entry: st 503
equivalence description: [Otherwise known as LOCHINCH CHERRY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103149
type: Concept
is lexicon entry: CSEMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103150
type: Concept
is lexicon entry: CSEND
has equivalence type: OBSLTE
has equivalent lexicon entry: CSEND
equivalence description: [Formerly known as CORSEND GELIFLUCTATE BED.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103151
type: Concept
is lexicon entry: CSEND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1064
equivalence description: [Formerly known as CORSEND MEMBER, KIRKHILL FORMATION.] Sutherland. 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103152
type: Concept
is lexicon entry: CSEND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2255
equivalence description: [Formerly known as KIRKHILL GELIFLUCTATE 4.] Connell and Hall. 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103153
type: Concept
is lexicon entry: CSEND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2259
equivalence description: [Formerly known as KIRKHILL GELIFLUCTATE COMPLEX 3.] Hall and Connell. 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103154
type: Concept
is lexicon entry: CSEND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2260
equivalence description: [Formerly known as KIRKHILL GELIFLUCTATE COMPLEX 4.] Hall and Jarvis. 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103155
type: Concept
is lexicon entry: CSEND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2263
equivalence description: [Formerly known as KIRKHILL HEAD 3.] Connell, Hall and Romans. 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103156
type: Concept
is lexicon entry: CSF
has equivalence type: LATRL
has equivalent lexicon entry: RHS
equivalence description: [Otherwise known as RHAYADER MUDSTONES FORMATION.] This synonym has priority over the superfluous term Cwmsymlog Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103157
type: Concept
is lexicon entry: CSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 824
equivalence description: [Formerly known as CATON SHALE FORMATION - Old code was also CSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103158
type: Concept
is lexicon entry: CSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 825
equivalence description: [Formerly known as CATON SHALE MEMBER - Old code was also CSH.] Reduced again to informal/unclassified beds within the Millstone Grit Group in line with new BGS Stratigraphical Framework (see Revisions).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103159
type: Concept
is lexicon entry: CSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 826
equivalence description: [Formerly known as CATON SHALES - Old code was also CSH.] Hudson and Turner, 1933; Moseley, 1954; Slinger, 1936; Arthurton et al, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103160
type: Concept
is lexicon entry: CSLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1152
equivalence description: [Formerly known as CROSS LANE LIMESTONE - Old code was also CSLL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103161
type: Concept
is lexicon entry: CSM
has equivalence type: LATRL
has equivalent lexicon entry: INV
equivalence description: [Otherwise known as INVERCLYDE GROUP.] The lower part of the former "Calciferous Sandstone Measures" (Cementstone Group), together with the uppermost beds of the Upper Old Red Sandstone, are now placed within the Inverclyde Group. Higher beds are now part of the Strathclyde Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103162
type: Concept
is lexicon entry: CSM
has equivalence type: LATRL
has equivalent lexicon entry: SYG
equivalence description: [Otherwise known as STRATHCLYDE GROUP.] Most of the former "Calciferous Sandstone Measures" succession is now placed within the Strathclyde Group. The lower beds (former Cementstone Group) are now part of the Inverclyde Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103163
type: Concept
is lexicon entry: CSMG
has equivalence type: LATRL
has equivalent lexicon entry: BRKH
equivalence description: [Otherwise known as BREAKISH FORMATION.] Farris et al (1999) have proposed that these breccias should be regarded as the basal part of the Breakish Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103164
type: Concept
is lexicon entry: CSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 967
equivalence description: [Formerly known as CLOUGHFIN SPONGE BED MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103165
type: Concept
is lexicon entry: CSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3937
equivalence description: [Formerly known as SPONGE BED.] Hancock, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103166
type: Concept
is lexicon entry: CSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3938
equivalence description: [Formerly known as SPONGIARIAN ZONE.] Hume, 1897

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103167
type: Concept
is lexicon entry: CST
has equivalence type: LATRL
has equivalent lexicon entry: BGN
equivalence description: [Otherwise known as BALLAGAN FORMATION.] The Cementstone Group was intitally replaced by the Tyninghame Formation (TYN), but this is now subsumed within the Ballagan Formation (BGN).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103168
type: Concept
is lexicon entry: CSTAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 854
equivalence description: [Formerly known as CENTRAL STARAV GRANITE - Old code was also CSTAR.] Name considered inappropriate and superseded by Central monzogranite facies, Starav Intrusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103169
type: Concept
is lexicon entry: CSTI
has equivalence type: LATRL
has equivalent lexicon entry: st 351
equivalence description: [Otherwise known as GIFFNOCK JEWEL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103170
type: Concept
is lexicon entry: CSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 71
equivalence description: [Formerly known as ALLT DDU MUDSTONE FORMATION - Old code was ADM.] These rocks are equivalent to the upper part of the Ceiswyn Formation (Rushton, A W A and Howells, M F, 1998. Stratigraphical framework for the Ordovician of Snowdonia and the Lleyn Peninsula. British Geological Survey Technical Report RR 98/1).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103171
type: Concept
is lexicon entry: CSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 842
equivalence description: [Formerly known as CEISWIN MUDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103172
type: Concept
is lexicon entry: CSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 843
equivalence description: [Formerly known as CEISWYN BEDS.] Pugh, 1923, Quarterly Journal of the Geological Society of London, p.122.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103173
type: Concept
is lexicon entry: CSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3001
equivalence description: [Formerly known as NANT HIR MUDSTONES.] Bassett, et al. 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103174
type: Concept
is lexicon entry: CSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4099
equivalence description: [Formerly known as TALYLLYN MUDSTONES.] Jehu, 1926, Quarterly Journal of the Geological Society of London, p.82.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103175
type: Concept
is lexicon entry: CT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 890
equivalence description: [Formerly known as CHEE TOR ROCK.] Green et al., 1869; Cope, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103176
type: Concept
is lexicon entry: CT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 891
equivalence description: [Formerly known as CHEE TOR ROCK MEMBER - Old code was also CT.] Former Lexicon entry derived from original term Chee Tor Rock (see elsewhere).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103177
type: Concept
is lexicon entry: CTB
has equivalence type: LATRL
has equivalent lexicon entry: KBL
equivalence description: [Otherwise known as KINGBRIDGE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103178
type: Concept
is lexicon entry: CTCL
has equivalence type: LATRL
has equivalent lexicon entry: st 170
equivalence description: [Otherwise known as CARSE CLAY, CLARET FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103179
type: Concept
is lexicon entry: CTCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 927
equivalence description: [Formerly known as CLARET BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103180
type: Concept
is lexicon entry: CTE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 766
equivalence description: [Formerly known as CAMNANT MUDSTONES FORMATION - Old code was also CTE.] Lithological epithet made singular in line with modern practice [K Ambrose, 06 January 2004].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103181
type: Concept
is lexicon entry: CTG
has equivalence type: LATRL
has equivalent lexicon entry: st 208
equivalence description: [Otherwise known as CONISTON SUBGROUP.] cf Cocks et al., 1992, Fig.6.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103182
type: Concept
is lexicon entry: CTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1029
equivalence description: [Formerly known as CONISTON GRIT FORMATION - Old code was also CTG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103183
type: Concept
is lexicon entry: CTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1030
equivalence description: [Formerly known as CONISTON GRITS - Old code was also CTG.] Various authors.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103184
type: Concept
is lexicon entry: CTGL
has equivalence type: LATRL
has equivalent lexicon entry: DRL
equivalence description: [Otherwise known as DRAUGHTON LIMESTONE.] Lateral equivalents according to the Lexique Stratigraphique, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103185
type: Concept
is lexicon entry: CTGL
has equivalence type: LATRL
has equivalent lexicon entry: st 646
equivalence description: [Otherwise known as PENDLESIDE LIMESTONE.] Lateral equivalents according to the Lexique Stratigraphique, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103186
type: Concept
is lexicon entry: CTLS
has equivalence type: LATRL
has equivalent lexicon entry: GL
equivalence description: [Otherwise known as GREAT LIMESTONE MEMBER.] Catsbit Limestone considered obsolete within the revised (2008) Carboniferous Stratigraphical Framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103187
type: Concept
is lexicon entry: CTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1081
equivalence description: [Formerly known as COTHAM BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103188
type: Concept
is lexicon entry: CTNMB
has equivalence type: LATRL
has equivalent lexicon entry: SOMB
equivalence description: [Otherwise known as SUTTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103189
type: Concept
is lexicon entry: CTV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 828
equivalence description: [Formerly known as CAUTLEY VOLCANIC FORMATION - Old code was also CTV.] Ingham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103190
type: Concept
is lexicon entry: CTV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 829
equivalence description: [Formerly known as CAUTLEY VOLCANIC GROUP (INGHAM 1966).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103191
type: Concept
is lexicon entry: CU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1180
equivalence description: [Formerly known as CULM - Old code was also CU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103192
type: Concept
is lexicon entry: CU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1181
equivalence description: [Formerly known as CULM GROUP - Old code was also CU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103193
type: Concept
is lexicon entry: CU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1182
equivalence description: [Formerly known as CULM MEASURES.] Sedgwick and Murchison, 1840.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103194
type: Concept
is lexicon entry: CUCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1184
equivalence description: [Formerly known as CULVER CHALK MEMBER.] (Mortimore, 1986).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103195
type: Concept
is lexicon entry: CUD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3123
equivalence description: [Formerly known as OIL SHALE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103196
type: Concept
is lexicon entry: CUL
has equivalence type: LATRL
has equivalent lexicon entry: LTLS
equivalence description: [Otherwise known as LITTLE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103197
type: Concept
is lexicon entry: CUMB
has equivalence type: LATRL
has equivalent lexicon entry: st 217
equivalence description: [Otherwise known as COVE UPPER LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103198
type: Concept
is lexicon entry: CUMR
has equivalence type: LATRL
has equivalent lexicon entry: CR
equivalence description: [Otherwise known as CORALLIAN GROUP.] The redundant term Cumnor Formation is equivalent to the Corallian Group in the Oxford area, where it is divided into the Stanford and Kingston formations, q.v.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103199
type: Concept
is lexicon entry: CUO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2383
equivalence description: [Formerly known as LIMESTONES OF LANGHAM AND CUCKLINGTON.] Arkell, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103200
type: Concept
is lexicon entry: CUQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1179
equivalence description: [Formerly known as CULLEN QUARTZITE.] Read, 1923; Peacock et al. 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103201
type: Concept
is lexicon entry: CUSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1178
equivalence description: [Formerly known as CULFARGIE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103202
type: Concept
is lexicon entry: CUTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 936
equivalence description: [Formerly known as CLAVA SHELLY TILL MEMBER - Old code was CLST.] This name made obsolete and replaced by Culdoich Till Member, with transfer of definition details, 03/10/2003, J W Merritt.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103203
type: Concept
is lexicon entry: CUTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2150
equivalence description: [Formerly known as KEITH LIMESTONE MEMBER - Old code was KEIT.] This code/name combination is now obsolete and replaced by CUTL/Cuthill Limestone Member, within the Keith Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103204
type: Concept
is lexicon entry: CUTN
has equivalence type: LATRL
has equivalent lexicon entry: st 237
equivalence description: [Otherwise known as CUTN, CROW COAL (WEST YORKSHIRE).] Correlated unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103205
type: Concept
is lexicon entry: CVB
has equivalence type: OBSLTE
has equivalent lexicon entry: WVO
equivalence description: [Formerly known as WHITWICK VOLCANIC COMPLEX.] In part: Moseley, J and Ford, T D, 1985. Re-defined by Carney, J N, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103206
type: Concept
is lexicon entry: CVM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2996
equivalence description: [Formerly known as NAIRNSIDE AND CLAVA BEDS - Old code was NCB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103207
type: Concept
is lexicon entry: CVO
has equivalence type: LATRL
has equivalent lexicon entry: st 172
equivalence description: [Otherwise known as CAVE OOLITE.] Is a local name for the Upper Lincolnshire Limestone Member. Gaunt et al, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103208
type: Concept
is lexicon entry: CVO
has equivalence type: LATRL
has equivalent lexicon entry: st 880
equivalence description: [Otherwise known as UPPER LINCOLNSHIRE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103209
type: Concept
is lexicon entry: CVO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 172
equivalence description: [Formerly known as CAVE OOLITE.] Phillips, 1885; BGS Sheet 72 (1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103210
type: Concept
is lexicon entry: CVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 830
equivalence description: [Formerly known as CAVE OOLITE MEMBER - Old code was also CVO.] See Supplementary Information Description.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103211
type: Concept
is lexicon entry: CWBMB
has equivalence type: LATRL
has equivalent lexicon entry: LGMB
equivalence description: [Otherwise known as LANGLEY MARINE BAND.] Possible correlative: Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103212
type: Concept
is lexicon entry: CWE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1093
equivalence description: [Formerly known as COWIE FORMATION - Old code was also CWE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103213
type: Concept
is lexicon entry: CWE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4015
equivalence description: [Formerly known as STONEHAVEN BEDS.] (Hickling, G, 1908. Included in the Stonehaven Beds).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103214
type: Concept
is lexicon entry: CWE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4159
equivalence description: [Formerly known as THE UPPER SILURIAN ( DOWNTONIAN).] (Campbell, R, 1911, 1913. Included in the Upper Silurian).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103215
type: Concept
is lexicon entry: CWF
has equivalence type: OBSLTE
has equivalent lexicon entry: st 193
equivalence description: [Formerly known as CLAY-WITH-FLINTS - Old code was also CWF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103216
type: Concept
is lexicon entry: CWG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1072
equivalence description: [Formerly known as CORWEN GRIT.] Groom, T, and Lake, P. Quarterly Journal of the Geological Society, Vol 64, p 546.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103217
type: Concept
is lexicon entry: CWGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 797
equivalence description: [Formerly known as CARN POWELL FACIES.] of the Black Cock Beds (Potter and Price, 1965).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103218
type: Concept
is lexicon entry: CWGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 798
equivalence description: [Formerly known as CARN POWELL FACIES (OF BLACK COCK BEDS).] Potter and Price 1965

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103219
type: Concept
is lexicon entry: CWGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1797
equivalence description: [Formerly known as GRAMMYSIA BED.] Strahan et al., 1907

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103220
type: Concept
is lexicon entry: CWGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1798
equivalence description: [Formerly known as GRAMMYSIA BEDS.] Stamp, 1923

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103221
type: Concept
is lexicon entry: CWGOT
has equivalence type: LATRL
has equivalent lexicon entry: CCV
equivalence description: [Otherwise known as CAPEL CURIG VOLCANIC FORMATION.] Possible lateral equivalent. Howells and Smith, 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103222
type: Concept
is lexicon entry: CWHC
has equivalence type: OBSLTE
has equivalent lexicon entry: VC
equivalence description: [Formerly known as VOLCANIC CONGLOMERATE MEMBER.] Armstrong, M et al, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103223
type: Concept
is lexicon entry: CWK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 835
equivalence description: [Formerly known as CAWK COVE MEMBER - Old code was also CWK.] Lithological epithet added [D Millward] 11/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103224
type: Concept
is lexicon entry: CWMB
has equivalence type: LATRL
has equivalent lexicon entry: st 347
equivalence description: [Otherwise known as GARDDEN LODGE MARINE BAND.] Local name, Denbighshire and Flintshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103225
type: Concept
is lexicon entry: CWMB
has equivalence type: LATRL
has equivalent lexicon entry: st 491
equivalence description: [Otherwise known as LITTLE MARINE BAND.] Local name, Durham and Northumberland coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103226
type: Concept
is lexicon entry: CWMB
has equivalence type: LATRL
has equivalent lexicon entry: st 506
equivalence description: [Otherwise known as LONGTON HALL MARINE BAND.] Local name, North Staffordshire area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103227
type: Concept
is lexicon entry: CWMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 347
equivalence description: [Formerly known as GARDDEN LODGE MARINE BAND - Old code was GNLMB.] Local name, Denbighshire and Flintshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103228
type: Concept
is lexicon entry: CWMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 491
equivalence description: [Formerly known as LITTLE MARINE BAND - Old code was LTMB.] Local name, Durham and Northumberland coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103229
type: Concept
is lexicon entry: CWMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 506
equivalence description: [Formerly known as LONGTON HALL MARINE BAND - Old code was LNHMB.] Local name, North Staffordshire area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103230
type: Concept
is lexicon entry: CWMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 989
equivalence description: [Formerly known as COAT WALLS MUDSTONE - Old code was also CWMU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103231
type: Concept
is lexicon entry: CWMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 990
equivalence description: [Formerly known as COAT WALLS MUDSTONES - Old code was also CWMU.] Wilson and Evans, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103232
type: Concept
is lexicon entry: CWN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1194
equivalence description: [Formerly known as CWMBARN MEMBER - Old code was also CWN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103233
type: Concept
is lexicon entry: CWNC
has equivalence type: LATRL
has equivalent lexicon entry: st 891
equivalence description: [Otherwise known as UPPER YARD COAL (NORTH WALES) [UYDC].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103234
type: Concept
is lexicon entry: CWPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1092
equivalence description: [Formerly known as COWHYTHE GNEISS - Old code was DBCH.] Lowest 80% of Cowhythe Gneiss of Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103235
type: Concept
is lexicon entry: CWSG
has equivalence type: LATRL
has equivalent lexicon entry: st 213
equivalence description: [Otherwise known as CORTON WOODS SAND AND GRAVELS.] Arthurton et al., 1994

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103236
type: Concept
is lexicon entry: CWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1071
equivalence description: [Formerly known as CORTON WOODS SANDS AND GRAVELS - Old code was also CWSG.] Arthurton et al., 1994

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103237
type: Concept
is lexicon entry: CWSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1812
equivalence description: [Formerly known as GRAVEL, SAND AND LOAM.] Blake, 1890.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103238
type: Concept
is lexicon entry: CWT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 831
equivalence description: [Formerly known as CAW FORMATION - Old code was also CWT.] Lithological epithet added [D Millward] 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103239
type: Concept
is lexicon entry: CWT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 832
equivalence description: [Formerly known as CAW TUFFS - Old code was also CWT.] Mitchell, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103240
type: Concept
is lexicon entry: CWYDV
has equivalence type: OBSLTE
has equivalent lexicon entry: ALF
equivalence description: [Formerly known as ALLUVIAL FAN DEPOSITS.] Alluvial Fan Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103241
type: Concept
is lexicon entry: CWYDV
has equivalence type: OBSLTE
has equivalent lexicon entry: ALV
equivalence description: [Formerly known as ALLUVIUM.] Alluvium and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103242
type: Concept
is lexicon entry: CWYDV
has equivalence type: OBSLTE
has equivalent lexicon entry: HEAD
equivalence description: [Formerly known as HEAD.] Head and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103243
type: Concept
is lexicon entry: CWYDV
has equivalence type: OBSLTE
has equivalent lexicon entry: LDE
equivalence description: [Formerly known as LACUSTRINE DEPOSITS.] Lacustrine Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103244
type: Concept
is lexicon entry: CWYDV
has equivalence type: OBSLTE
has equivalent lexicon entry: RTD
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS.] River Terrace Deposits and other generic superficial deposits (qv) are subsumed within this Formation, potentially as component members.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103245
type: Concept
is lexicon entry: CXF
has equivalence type: LATRL
has equivalent lexicon entry: st 731
equivalence description: [Otherwise known as SANNOX SILTSTONES.] Of Arran: Friend, P F, Harland, W D and Hudson, J D, 1963

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103246
type: Concept
is lexicon entry: CXF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1146
equivalence description: [Formerly known as CROMLIX FORMATION - Old code was also CXF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103247
type: Concept
is lexicon entry: CXF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1419
equivalence description: [Formerly known as EDZELL MUDSTONE FORMATION.] Part of, Campbell, 1913.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103248
type: Concept
is lexicon entry: CXF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1420
equivalence description: [Formerly known as EDZELL MUDSTONES.] Armstrong, M and Paterson, I B, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103249
type: Concept
is lexicon entry: CXF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2336
equivalence description: [Formerly known as LAURENCEKIRK MUDSTONE FORMATION - Old code was LKMU.] Term now obsolete; Cromlix Mudstone Formation used in preference.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103250
type: Concept
is lexicon entry: CY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 207
equivalence description: [Formerly known as BALA LIMESTONE.] Sedgwick, 1845.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103251
type: Concept
is lexicon entry: CY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1197
equivalence description: [Formerly known as CYMERIG LIMESTONE.] Bassett et al., 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103252
type: Concept
is lexicon entry: CYA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1190
equivalence description: [Formerly known as CWM YR AETHNEN MUDSTONES - Old code was also CYA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103253
type: Concept
is lexicon entry: CYA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1191
equivalence description: [Formerly known as CWM YR AETHNEN SHALES - Old code was also CYA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103254
type: Concept
is lexicon entry: CYACK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1061
equivalence description: [Formerly known as CORRIEYAIRACK GRANITIC COMPLEX.] Key et al, 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103255
type: Concept
is lexicon entry: CYAF
has equivalence type: LATRL
has equivalent lexicon entry: HA
equivalence description: [Otherwise known as HALESOWEN FORMATION.] See Powell et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103256
type: Concept
is lexicon entry: CYB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 938
equivalence description: [Formerly known as CLAXBY BEDS - Old code was also CYB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103257
type: Concept
is lexicon entry: CYBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 727
equivalence description: [Formerly known as CADBURY BEDS.] Hutchins (1958, 1963).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103258
type: Concept
is lexicon entry: CYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 212
equivalence description: [Formerly known as BALCOMIE BEDS (FIFE).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103259
type: Concept
is lexicon entry: CYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1306
equivalence description: [Formerly known as DOWNIES LOUP SANDSTONES (STIRLING).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103260
type: Concept
is lexicon entry: CYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 861
equivalence description: [Formerly known as CERRIG GWYNION GRITS MEMBER - Old code was also CYG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103261
type: Concept
is lexicon entry: CYG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 862
equivalence description: [Formerly known as CERRIGWYNION GRITS.] (Lapworth, 1900).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103262
type: Concept
is lexicon entry: CYGC
has equivalence type: OBSLTE
has equivalent lexicon entry: CORA
equivalence description: [Formerly known as CORAL BED.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103263
type: Concept
is lexicon entry: CYH
has equivalence type: LATRL
has equivalent lexicon entry: st 38
equivalence description: [Otherwise known as APPROXIMATELY EQUIVALENT TO THE MONOGRAPTUS LEINTWARDINENSIS SHALES..] Earp, J R. Quarterly Journal of the Geological Society London, 1938, No.94, p 125-160.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103264
type: Concept
is lexicon entry: CYK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 629
equivalence description: [Formerly known as BRORA ARENACEOUS SERIES + UPPER PART OF BRORA ARGILLACEOUS SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103265
type: Concept
is lexicon entry: CYLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1102
equivalence description: [Formerly known as CRAIG Y LLAM GROUP - Old code was CYLL.] Cox and Wells, 1921, QJGS London, Vol.76.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103266
type: Concept
is lexicon entry: CYLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4325
equivalence description: [Formerly known as UPPER ACID GROUP.] Cox and Wells, 1921. Q.J.G.S. London, Vol.76

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103267
type: Concept
is lexicon entry: CYLL
has equivalence type: LATRL
has equivalent lexicon entry: st 863
equivalence description: [Otherwise known as UPPER ACID VOLCANIC GROUP..] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103268
type: Concept
is lexicon entry: CYO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1199
equivalence description: [Formerly known as CYSTOID LIMESTONE.] Ingham, J K, 1966

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103269
type: Concept
is lexicon entry: CYO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3998
equivalence description: [Formerly known as STAUROCEPHALUS LIMESTONE.] Marr, J E, 1892

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103270
type: Concept
is lexicon entry: CYS
has equivalence type: LATRL
has equivalent lexicon entry: ASY
equivalence description: [Otherwise known as ALLESLEY MEMBER.] The Allesley Member is the new name for the Coventry Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103271
type: Concept
is lexicon entry: CYS
has equivalence type: LATRL
has equivalent lexicon entry: SAL
equivalence description: [Otherwise known as SALOP FORMATION.] Parts of the Coventry Sandstone Formation are now included within the three members of the Salop Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103272
type: Concept
is lexicon entry: CYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1088
equivalence description: [Formerly known as COVENTRY SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103273
type: Concept
is lexicon entry: CYSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 786
equivalence description: [Formerly known as CAREY BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103274
type: Concept
is lexicon entry: CYT
has equivalence type: LATRL
has equivalent lexicon entry: WNY
equivalence description: [Otherwise known as WHORNEYSIDE TUFF FORMATION.] The proposed term Crosby Thwaite Formation was never used and the beds that it included are now recognized as part of the Whorneyside Tuff Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103275
type: Concept
is lexicon entry: CYTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1209
equivalence description: [Formerly known as DALCHARN UPPER TILL FORMATION.] Incorporating the Lower Member of the Dalcharn Upper Till Formation at the Dalcharn Interglacial Site.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103276
type: Concept
is lexicon entry: CZD
has equivalence type: OBSLTE
has equivalent lexicon entry: CZD
equivalence description: [Formerly known as COASTAL ZONE DEPOSITS (UNDIFFERENTIATED).] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103277
type: Concept
is lexicon entry: DA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2561
equivalence description: [Formerly known as LOWER DALRADIAN GROUP (NOW APPIN GROUP).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103278
type: Concept
is lexicon entry: DABA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 480
equivalence description: [Formerly known as BLAIR ATHOLL SERIES.] Bailey, E B, 1925; Bailey, E B and McCallien, 1937.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103279
type: Concept
is lexicon entry: DABG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 230
equivalence description: [Formerly known as BALLYGRANT LIMESTONE - Old code was also DABG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103280
type: Concept
is lexicon entry: DABH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 217
equivalence description: [Formerly known as BALLACHULISH GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103281
type: Concept
is lexicon entry: DABH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 480
equivalence description: [Formerly known as BLAIR ATHOLL SERIES.] Included in Blair Atholl Series by Bailey, E B, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103282
type: Concept
is lexicon entry: DABL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 64
equivalence description: [Formerly known as BALLACHULISH LIMESTONE - Old code was also DABL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103283
type: Concept
is lexicon entry: DABQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 431
equivalence description: [Formerly known as BINNEIN QUARTZITE - Old code was also DABQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103284
type: Concept
is lexicon entry: DABS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 432
equivalence description: [Formerly known as BINNEIN SCHIST - Old code was also DABS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103285
type: Concept
is lexicon entry: DACB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1177
equivalence description: [Formerly known as CUIL BAY SLATES - Old code was also DACB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103286
type: Concept
is lexicon entry: DAE
has equivalence type: LATRL
has equivalent lexicon entry: st 241
equivalence description: [Otherwise known as DAILLY ELL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103287
type: Concept
is lexicon entry: DAEQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1431
equivalence description: [Formerly known as EILDE QUARTZITE - Old code was also DAEQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103288
type: Concept
is lexicon entry: DAES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1432
equivalence description: [Formerly known as EILDE SCHIST - Old code was also DAES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103289
type: Concept
is lexicon entry: DAFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3449
equivalence description: [Formerly known as RAASAY SANDSTONE MEMBER - Old code was RAAS.] cf Revisions entries for Raasay Sandstone Member [RAAS]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103290
type: Concept
is lexicon entry: DAGB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1751
equivalence description: [Formerly known as GLEN BANVIE SERIES - Old code was also DAGB.] ? all or ? part re-ranked as Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103291
type: Concept
is lexicon entry: DAGQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1769
equivalence description: [Formerly known as GLENCOE QUARTZITE - Old code was also DAGQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103292
type: Concept
is lexicon entry: DAGQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1770
equivalence description: [Formerly known as GLENCOE QUARTZITE MEMBER - Old code was also DAGQ.] Minor name change due to rationalization of spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103293
type: Concept
is lexicon entry: DAI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1203
equivalence description: [Formerly known as DAILLY SERIES.] Part of, Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103294
type: Concept
is lexicon entry: DAI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3043
equivalence description: [Formerly known as NEWLANDS SERIES.] Part of.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103295
type: Concept
is lexicon entry: DAI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3284
equivalence description: [Formerly known as PENWHAPPLE NORTH GROUP.] Lowest part of, Floyd and Williams, in press.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103296
type: Concept
is lexicon entry: DAIL
has equivalence type: OBSLTE
has equivalent lexicon entry: ISLL
equivalence description: [Formerly known as ISLAY LIMESTONE - Old code was also DAIL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103297
type: Concept
is lexicon entry: DAKL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2239
equivalence description: [Formerly known as KINTRA LIMESTONE - Old code was also DAKL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103298
type: Concept
is lexicon entry: DAKP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1424
equivalence description: [Formerly known as EGEDALE SLATE FORMATION - Old code was also DAKP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103299
type: Concept
is lexicon entry: DAKP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2240
equivalence description: [Formerly known as KINTRA PHYLLITES - Old code was also DAKP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103300
type: Concept
is lexicon entry: DALBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2742
equivalence description: [Formerly known as MANX SLATE SERIES.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103301
type: Concept
is lexicon entry: DALBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2743
equivalence description: [Formerly known as MANX SLATES.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103302
type: Concept
is lexicon entry: DALL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 486
equivalence description: [Formerly known as LISMORE LIMESTONE - Old code was also DALL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103303
type: Concept
is lexicon entry: DALO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1433
equivalence description: [Formerly known as EILDE, BINNEIN AND GLEN COE QUARTZITES.] (In type area. Bailey, E B, 1960. Treagus, J E, 1974).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103304
type: Concept
is lexicon entry: DALO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2466
equivalence description: [Formerly known as LOCHABER (TRANSITION) SUBGROUP.] (Harris, A L and Pitcher, W S, 1975).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103305
type: Concept
is lexicon entry: DALS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2357
equivalence description: [Formerly known as LEVEN SCHISTS - Old code was also DALS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103306
type: Concept
is lexicon entry: DAM
has equivalence type: LATRL
has equivalent lexicon entry: st 242
equivalence description: [Otherwise known as DAILLY MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103307
type: Concept
is lexicon entry: DAMF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2744
equivalence description: [Formerly known as MAOL AN FHITHICH QUARTZITE - Old code was also DAMF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103308
type: Concept
is lexicon entry: DAP
has equivalence type: LATRL
has equivalent lexicon entry: st 243
equivalence description: [Otherwise known as DAILLY PARROT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103309
type: Concept
is lexicon entry: DAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3195
equivalence description: [Formerly known as PALUSTRINE UNIT.] (Besly & Cleal, 1997).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103310
type: Concept
is lexicon entry: DARL
has equivalence type: OBSLTE
has equivalent lexicon entry: ULE
equivalence description: [Formerly known as UPPER LIMESTONE - Old code was ULE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103311
type: Concept
is lexicon entry: DART
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1219
equivalence description: [Formerly known as DART FORMATION (OBSOLETE CODE: USE DART) - Old code was DCDF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103312
type: Concept
is lexicon entry: DART
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3771
equivalence description: [Formerly known as SCHISTOSE GRIT GROUP OF DART.] (Hartley, 1938)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103313
type: Concept
is lexicon entry: DAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 978
equivalence description: [Formerly known as CLYST SANDS.] Smith, et al, 1974; Laming, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103314
type: Concept
is lexicon entry: DAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1225
equivalence description: [Formerly known as DAWLISH SANDS.] Smith, et al, 1974; Laming, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103315
type: Concept
is lexicon entry: DAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1226
equivalence description: [Formerly known as DAWLISH SANDSTONE.] Selwood, and others, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103316
type: Concept
is lexicon entry: DAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1227
equivalence description: [Formerly known as DAWLISH SANDSTONES.] Henson, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103317
type: Concept
is lexicon entry: DAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1228
equivalence description: [Formerly known as DAWLISH SANDSTONES AND BRECCIAS.] Ussher, 1913.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103318
type: Concept
is lexicon entry: DAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2663
equivalence description: [Formerly known as LOWER SANDSTONE.] Ussher, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103319
type: Concept
is lexicon entry: DASA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1851
equivalence description: [Formerly known as GREY SANDSTONE FACIES.] Forsyth, I H, in Francis, E H et al, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103320
type: Concept
is lexicon entry: DASC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3818
equivalence description: [Formerly known as SESSIAGH CLONMASS FORMATION - Old code was also DASC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103321
type: Concept
is lexicon entry: DASG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3709
equivalence description: [Formerly known as SANDEND GROUP - Old code was also DASG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103322
type: Concept
is lexicon entry: DASI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1221
equivalence description: [Formerly known as DARTFORD SILT - Old code was also DASI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103323
type: Concept
is lexicon entry: DASL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 65
equivalence description: [Formerly known as BALLACHULISH SLATE - Old code was also DASL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103324
type: Concept
is lexicon entry: DASP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3762
equivalence description: [Formerly known as SCATSA PELITIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103325
type: Concept
is lexicon entry: DASP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3763
equivalence description: [Formerly known as SCATSTA PELITE - Old code was also DASP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103326
type: Concept
is lexicon entry: DASQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3764
equivalence description: [Formerly known as SCATSTA QUARTZITE - Old code was also DASQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103327
type: Concept
is lexicon entry: DASQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3765
equivalence description: [Formerly known as SCATSTA QUARTZITIC GROUP - Old code was also DASQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103328
type: Concept
is lexicon entry: DATY
has equivalence type: LATRL
has equivalent lexicon entry: st 709
equivalence description: [Otherwise known as REPLACED BY TYRONE PLUTONIC GROUP [TPG].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103329
type: Concept
is lexicon entry: DAVA
has equivalence type: OBSLTE
has equivalent lexicon entry: CEHI
equivalence description: [Formerly known as CENTRAL HIGHLAND MIGMATITE COMPLEX.] Fletcher, et al. 1996; Highton, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103330
type: Concept
is lexicon entry: DAVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1211
equivalence description: [Formerly known as DALES VOE GRIT FORMATION - Old code was also DAVO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103331
type: Concept
is lexicon entry: BO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 698
equivalence description: [Formerly known as BURRINGTON OOLITE FORMATION - Old code was also BO.] Rank revised as part of new framework [CNW; 22/10/2004].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103332
type: Concept
is lexicon entry: BOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 545
equivalence description: [Formerly known as BOW BEDS.] Hutchins, 1963. Divisible into Knowle Sandstone overlying Bow Breccia.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103333
type: Concept
is lexicon entry: BOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 546
equivalence description: [Formerly known as BOW CONGLOMERATES - Old code was BWCG.] Edmonds, et al, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103334
type: Concept
is lexicon entry: BOBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 607
equivalence description: [Formerly known as BRIG O' BALGOWNIE CONGLOMERATE FORMATION - Old code was also BOBC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103335
type: Concept
is lexicon entry: BOBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3132
equivalence description: [Formerly known as OLD RED SANDSTONE - Old code was ORS.] Part of.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103336
type: Concept
is lexicon entry: BOCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 225
equivalence description: [Formerly known as BALLOCH FORMATION - Old code was also BOCH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103337
type: Concept
is lexicon entry: BOCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 226
equivalence description: [Formerly known as BALLOCH MEMBER.] of the Clyde Valley Formation sensu Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103338
type: Concept
is lexicon entry: BOCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 972
equivalence description: [Formerly known as CLYDE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103339
type: Concept
is lexicon entry: BOCL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4434
equivalence description: [Formerly known as UPPER PART OF BOYNE LIMESTONE.] (Read, H H, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103340
type: Concept
is lexicon entry: BOG
has equivalence type: LATRL
has equivalent lexicon entry: BNY
equivalence description: [Otherwise known as BONALY VOLCANIC MEMBER.] Obsolete terme, replaced by BNY (Browne et al, 2001)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103341
type: Concept
is lexicon entry: BOGR
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL - Old code was GSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103342
type: Concept
is lexicon entry: BOH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 418
equivalence description: [Formerly known as BEYRICHOCERAS HODDERENSE BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103343
type: Concept
is lexicon entry: BOH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 521
equivalence description: [Formerly known as BOLLANDOCERAS HODDERENSE BEDS - Old code was also BOH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103344
type: Concept
is lexicon entry: BOHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2080
equivalence description: [Formerly known as IN PART: CHATBURN LIMESTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103345
type: Concept
is lexicon entry: BOHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2083
equivalence description: [Formerly known as IN PART: WORSTON SHALE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103346
type: Concept
is lexicon entry: BOHIL
has equivalence type: LATRL
has equivalent lexicon entry: st 126
equivalence description: [Otherwise known as BOLE HILL CHANNEL.] Chisholm, 1990

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103347
type: Concept
is lexicon entry: BOHIL
has equivalence type: OBSLTE
has equivalent lexicon entry: WGF
equivalence description: [Formerly known as WINGFIELD FLAGS.] Upper part of Wingfield Flags (Smith et al. 1967)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103348
type: Concept
is lexicon entry: BOL
has equivalence type: LATRL
has equivalent lexicon entry: GRST
equivalence description: [Otherwise known as GRINDSTONE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103349
type: Concept
is lexicon entry: BOLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 535
equivalence description: [Formerly known as BOTTOM LITTLE VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103350
type: Concept
is lexicon entry: BOM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 522
equivalence description: [Formerly known as BOLLIN MUDSTONE FORMATION - Old code was also BOM.] Rank revised by BGS Triassic Stratigraphical Framework Committee.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103351
type: Concept
is lexicon entry: BOM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2194
equivalence description: [Formerly known as KEUPER MARL, LOWER - Old code was LKM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103352
type: Concept
is lexicon entry: BOM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2818
equivalence description: [Formerly known as MERCIA MUDSTONE GROUP (LOWER DIVISION).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103353
type: Concept
is lexicon entry: BOOC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3226
equivalence description: [Formerly known as PASSAGE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103354
type: Concept
is lexicon entry: BOQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 515
equivalence description: [Formerly known as BOG MINE OUTLIERS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103355
type: Concept
is lexicon entry: BOQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 516
equivalence description: [Formerly known as BOG QUARTZITE.] Ziegler, A M, and others.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103356
type: Concept
is lexicon entry: BORC
has equivalence type: LATRL
has equivalent lexicon entry: st 749
equivalence description: [Otherwise known as SEVEN FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103357
type: Concept
is lexicon entry: BORL
has equivalence type: LATRL
has equivalent lexicon entry: SHIN
equivalence description: [Otherwise known as SHINNEL FORMATION.] Shinnel Formation [SHIN] is the senior synonym of Boreland Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103358
type: Concept
is lexicon entry: BOSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 517
equivalence description: [Formerly known as BOGNOR MEMBER.] (King, 1981), (Edwards and Freshney, 1987).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103359
type: Concept
is lexicon entry: BOSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 518
equivalence description: [Formerly known as BOGNOR ROCK BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103360
type: Concept
is lexicon entry: BOSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 519
equivalence description: [Formerly known as BOGNOR SAND.] (BGS sheet 331).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103361
type: Concept
is lexicon entry: BOSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 531
equivalence description: [Formerly known as BOSCASTLE MEASURES.] Ashwin, D P, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103362
type: Concept
is lexicon entry: BOSC
has equivalence type: OBSLTE
has equivalent lexicon entry: CKF
equivalence description: [Formerly known as CRACKINGTON FORMATION.] Part of Crackington Formation. Freshney, E C, McKeown, M C and Williams, M, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103363
type: Concept
is lexicon entry: BOSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2591
equivalence description: [Formerly known as LOWER HILTON TERRACE.] (Clayton, K M, 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103364
type: Concept
is lexicon entry: BOTF
has equivalence type: LATRL
has equivalent lexicon entry: st 129
equivalence description: [Otherwise known as BOTTOM FURNACE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103365
type: Concept
is lexicon entry: BOTF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 534
equivalence description: [Formerly known as BOTTOM FURNACE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103366
type: Concept
is lexicon entry: BOV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2791
equivalence description: [Formerly known as MEADFOOT BEDS.] (Champernowne, A, 1881).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103367
type: Concept
is lexicon entry: BOV
has equivalence type: OBSLTE
has equivalent lexicon entry: MDT
equivalence description: [Formerly known as MEADFOOT GROUP.] (Ussher, W A E, 1907).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103368
type: Concept
is lexicon entry: BOWM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 553
equivalence description: [Formerly known as BOWMORE PSAMMITE - Old code was also BOWM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103369
type: Concept
is lexicon entry: BOWM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 554
equivalence description: [Formerly known as BOWMORE SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103370
type: Concept
is lexicon entry: BOWO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 159
equivalence description: [Formerly known as ASTBURY LIMESTONE.] Evans et al., 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103371
type: Concept
is lexicon entry: BOYL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 558
equivalence description: [Formerly known as BOYNE LIMESTONE - Old code was DBBO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103372
type: Concept
is lexicon entry: BOYL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4623
equivalence description: [Formerly known as WHITEHILLS GROUP.] Basal part of Whitehills Group of Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103373
type: Concept
is lexicon entry: BPB
has equivalence type: LATRL
has equivalent lexicon entry: PBB
equivalence description: [Otherwise known as PERMIAN BASAL BRECCIA.] Permian Basal Breccia (defined 1995) lists the Basal Permian Breccia as a Previous Name [specifically on Sheet 33].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103374
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 234
equivalence description: [Formerly known as BAMPTON LIMESTONE GROUP.] Webby and Thomas, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103375
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 235
equivalence description: [Formerly known as BAMPTON LIMESTONES GROUP - Old code was also BPLM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103376
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 236
equivalence description: [Formerly known as BAMPTON MEMBER - Old code was BPM.] Rank revised and lithological epithet added.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103377
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 307
equivalence description: [Formerly known as BASEMENT FORMATION.] Rocks now within the Bampton Limestone Formation were formerly considered part of the Basement Formation of Swarbrick, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103378
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: CTF
equivalence description: [Formerly known as CHERT FORMATION.] Swarbrick, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103379
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2511
equivalence description: [Formerly known as LOWER BAMPTON LIMESTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103380
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2558
equivalence description: [Formerly known as LOWER CULM MEASURES.] Rocks now within the Bampton Limestone Formation were formerly considered part of the Lower Culm Measures. Ussher, 1900.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103381
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2831
equivalence description: [Formerly known as MIDDLE BAMPTON CHERTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103382
type: Concept
is lexicon entry: BPLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4332
equivalence description: [Formerly known as UPPER BAMPTON LIMESTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103383
type: Concept
is lexicon entry: BPLY
has equivalence type: LATRL
has equivalent lexicon entry: st 181
equivalence description: [Otherwise known as CHEEVELEY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103384
type: Concept
is lexicon entry: BPLY
has equivalence type: LATRL
has equivalent lexicon entry: st 545
equivalence description: [Otherwise known as M.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103385
type: Concept
is lexicon entry: BPM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 234
equivalence description: [Formerly known as BAMPTON LIMESTONE GROUP.] Webby and Thomas, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103386
type: Concept
is lexicon entry: BPM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 236
equivalence description: [Formerly known as BAMPTON MEMBER - Old code was also BPM.] Rank revised and lithological epithet added.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103387
type: Concept
is lexicon entry: BPM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 307
equivalence description: [Formerly known as BASEMENT FORMATION.] Rocks now within the Bampton Limestone Formation were formerly considered part of the Basement Formation of Swarbrick, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103388
type: Concept
is lexicon entry: BPM
has equivalence type: OBSLTE
has equivalent lexicon entry: CTF
equivalence description: [Formerly known as CHERT FORMATION.] Swarbrick, 1962

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103389
type: Concept
is lexicon entry: BPM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2558
equivalence description: [Formerly known as LOWER CULM MEASURES.] Rocks now within the Bampton Limestone Formation were formerly considered part of the Lower Culm Measures. Ussher, 1900.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103390
type: Concept
is lexicon entry: BR4FT
has equivalence type: LATRL
has equivalent lexicon entry: st 137
equivalence description: [Otherwise known as BRADFORD FOUR FOOT MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103391
type: Concept
is lexicon entry: BR4FT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 566
equivalence description: [Formerly known as BRADFORD FOUR FOOT MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103392
type: Concept
is lexicon entry: BRAI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1513
equivalence description: [Formerly known as FAIRMILEHEAD, BRAIDS AND BLACKFORD.] (Included in the volcanic rocks of Fairmilehead, Braids and Blackford, which were considered by Mykura, W (1960) to be younger than those of the Pentland Hills).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103393
type: Concept
is lexicon entry: BRARG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 630
equivalence description: [Formerly known as BRORA ARGILLACEOUS SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103394
type: Concept
is lexicon entry: BRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 541
equivalence description: [Formerly known as BOURNEMOUTH GROUP.] As applied by

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103395
type: Concept
is lexicon entry: BRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 562
equivalence description: [Formerly known as BRACKLESHAM BEDS.] Prestwich, 1847.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103396
type: Concept
is lexicon entry: BRB
has equivalence type: OBSLTE
has equivalent lexicon entry: BRB
equivalence description: [Formerly known as BRACKLESHAM GROUP.] In part, as used by Curry et al (1977) and as used by Stinton (1975).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103397
type: Concept
is lexicon entry: BRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 563
equivalence description: [Formerly known as BRACKLESHAM SAND.] Prestwich, 1847.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103398
type: Concept
is lexicon entry: BRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 564
equivalence description: [Formerly known as BRACKLESHAM SAND/BEDS.] (Prestwich, 1847).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103399
type: Concept
is lexicon entry: BRBC
has equivalence type: LATRL
has equivalent lexicon entry: st 385
equivalence description: [Otherwise known as GRENOSIDE SANDSTONE COAL.] Probablt lateral equivalent in the North Derbyshire area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103400
type: Concept
is lexicon entry: BRBU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3492
equivalence description: [Formerly known as REAY TILL.] Omand, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103401
type: Concept
is lexicon entry: BRBU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3523
equivalence description: [Formerly known as REDDISH BROWN GROUND MORRAINE.] Peach and Horne, 1881.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103402
type: Concept
is lexicon entry: BRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1262
equivalence description: [Formerly known as DINGLE BEDS.] Geological Survey of Northern Ireland, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103403
type: Concept
is lexicon entry: BRC
has equivalence type: OBSLTE
has equivalent lexicon entry: GOCF
equivalence description: [Formerly known as GORTFINBAR CONGLOMERATE FORMATION - Old code was GOCF.] Now restricted to the Devonian sediments. Geological Survey of Northern Ireland, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103404
type: Concept
is lexicon entry: BRCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3737
equivalence description: [Formerly known as SARN FORMATION.] Beckly, A J, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103405
type: Concept
is lexicon entry: BRCS
has equivalence type: OBSLTE
has equivalent lexicon entry: WGB
equivalence description: [Formerly known as WIG BACH FORMATION.] Gibbons, W and McCarroll, D, 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103406
type: Concept
is lexicon entry: BRE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2828
equivalence description: [Formerly known as MICHELINIA GRANDIS ZONE.] APPROX. EQUIVALENT OF. Garwood, 1912.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103407
type: Concept
is lexicon entry: BREE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 589
equivalence description: [Formerly known as BREEDON MEMBER.] See Revision notes. Carney et al., 2001, 2002.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103408
type: Concept
is lexicon entry: BREI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 590
equivalence description: [Formerly known as BREIGHTON COVER SAND FORMATION - Old code was also BREI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103409
type: Concept
is lexicon entry: BREI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3704
equivalence description: [Formerly known as SAND OF 25-FOOT DRIFT OF VALE OF YORK.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103410
type: Concept
is lexicon entry: BREN
has equivalence type: LATRL
has equivalent lexicon entry: TSL
equivalence description: [Otherwise known as TREDORN SLATE FORMATION.] Geological Survey 1:50K sheets 335 and 336.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103411
type: Concept
is lexicon entry: BREN
has equivalence type: OBSLTE
has equivalent lexicon entry: BREN
equivalence description: [Formerly known as BRENDON FORMATION.] Whiteley, M J, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103412
type: Concept
is lexicon entry: BREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1183
equivalence description: [Formerly known as CULM MEASURES AND UPPER DEVONIAN SLATES.] Reid, C et al, 1911. Previously mapped as Culm Measures and Upper Devonian Slates on p.337.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103413
type: Concept
is lexicon entry: BREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1855
equivalence description: [Formerly known as GREYSTONE FORMATION.] Turner, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103414
type: Concept
is lexicon entry: BREN
has equivalence type: OBSLTE
has equivalent lexicon entry: LYDD
equivalence description: [Formerly known as LYDFORD FORMATION.] Isaac, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103415
type: Concept
is lexicon entry: BREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2840
equivalence description: [Formerly known as MIDDLE CULM MEASURES.] Ussher, 1907; Reid et al, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103416
type: Concept
is lexicon entry: BREN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4486
equivalence description: [Formerly known as UPTON WOOD FORMATION.] Stewart, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103417
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 181
equivalence description: [Formerly known as AVON FIRST TERRACE [DEPOSITS].] Worssam et al.,1989; Old et al., 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103418
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 595
equivalence description: [Formerly known as BRETFORD MEMBER - Old code was also BRET.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103419
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 598
equivalence description: [Formerly known as BRETFORD TERRACE DEPOSITS [WARWICKSHIRE AVON] - Old code was also BRET.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103420
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1571
equivalence description: [Formerly known as FIRST OR BIRLINGTON (BIRLINGHAM) TERRACE.] Barclay et al., 1997. Correct spelling is "Birlingham").

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103421
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1573
equivalence description: [Formerly known as FIRST TERRACE DEPOSITS.] Old et al. 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103422
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1577
equivalence description: [Formerly known as FIRST TERRACE [DEPOSITS].] Williams and Whittaker, 1974., Edmonds et al. 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103423
type: Concept
is lexicon entry: BRET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3051
equivalence description: [Formerly known as NO.1 TERRACE [DEPOSITS].] Shotton, 1953; Tomlinson, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103424
type: Concept
is lexicon entry: BRETL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 596
equivalence description: [Formerly known as BRETFORD MEMBER, LOWER FACET - Old code was also BRETL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103425
type: Concept
is lexicon entry: BRETU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 597
equivalence description: [Formerly known as BRETFORD MEMBER, UPPER FACET - Old code was also BRETU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103426
type: Concept
is lexicon entry: BRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 579
equivalence description: [Formerly known as BRATHAY FLAG FORMATION - Old code was also BRF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103427
type: Concept
is lexicon entry: BRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 580
equivalence description: [Formerly known as BRATHAY FLAGS - Old code was also BRF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103428
type: Concept
is lexicon entry: BRFC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 687
equivalence description: [Formerly known as BURFORD COAL FORMATION - Old code was also BRFC.] Poole, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103429
type: Concept
is lexicon entry: BRFC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 688
equivalence description: [Formerly known as BURFORD COAL GROUP.] Poole, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103430
type: Concept
is lexicon entry: BRGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 600
equivalence description: [Formerly known as BRIDGES GROUP - Old code was also BRGP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103431
type: Concept
is lexicon entry: BRHD
has equivalence type: LATRL
has equivalent lexicon entry: st 426
equivalence description: [Otherwise known as HOOKEN NODULAR LIMESTONE MEMBER.] Correlates with the Pounds Pool Sandy Limestone, Hooken Nodular Limestone and Little Beach Bioclastic Limestone members of the Beer Head Limestone Formation of Jarvis and Woodroof (1984).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103432
type: Concept
is lexicon entry: BRHD
has equivalence type: LATRL
has equivalent lexicon entry: st 487
equivalence description: [Otherwise known as LITTLE BEACH BIOCLASTIC LIMESTONE MEMBER.] Correlates with the Pounds Pool Sandy Limestone, Hooken Nodular Limestone and Little Beach Bioclastic Limestone members of the Beer Head Limestone Formation of Jarvis and Woodroof (1984).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103433
type: Concept
is lexicon entry: BRHD
has equivalence type: LATRL
has equivalent lexicon entry: st 665
equivalence description: [Otherwise known as POUNDS POOL SANDY LIMESTONE.] Correlates with the Pounds Pool Sandy Limestone, Hooken Nodular Limestone and Little Beach Bioclastic Limestone members of the Beer Head Limestone Formation of Jarvis and Woodroof (1984).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103434
type: Concept
is lexicon entry: BRHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 846
equivalence description: [Formerly known as CENOMANIAN LIMESTONE.] (Smith, 1965)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103435
type: Concept
is lexicon entry: BRHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 863
equivalence description: [Formerly known as CHALK MARL.] (Jukes-Browne & Hill, 1896)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103436
type: Concept
is lexicon entry: BRHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 917
equivalence description: [Formerly known as CHLORITIC MARL.] (Meyer, 1874)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103437
type: Concept
is lexicon entry: BRHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3065
equivalence description: [Formerly known as NONE: INCLUDES KIRKCOLM, GALDENOCH AND BLACKCRAIG FORMATIONS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103438
type: Concept
is lexicon entry: BRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1348
equivalence description: [Formerly known as DUNE SANDSTONE.] Wills,1948.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103439
type: Concept
is lexicon entry: BRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2523
equivalence description: [Formerly known as LOWER BUNTER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103440
type: Concept
is lexicon entry: BRI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2630
equivalence description: [Formerly known as LOWER MOTTLED SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103441
type: Concept
is lexicon entry: BRIE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 606
equivalence description: [Formerly known as BRIERLEY DIVISION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103442
type: Concept
is lexicon entry: BRIMB
has equivalence type: LATRL
has equivalent lexicon entry: SOMB
equivalence description: [Otherwise known as SUTTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103443
type: Concept
is lexicon entry: BRKH
has equivalence type: LATRL
has equivalent lexicon entry: BFB
equivalence description: [Otherwise known as BROADFORD BEDS FORMATION.] Undeterminable beds fall in the Broadford Beds Formation comprising Breakish and Ardnish formations. Hesselbo et al, 1998 renamed Lower Broadford Beds as Broadford Formation, but not accepted. Hesselbo and Coe (2000) adopted Breakish Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103444
type: Concept
is lexicon entry: BRKH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2520
equivalence description: [Formerly known as LOWER BROADFORD BEDS.] The Skye Lower Lias has received much attention, especially Morton and Hudson (1995) & Morton (1999a&b), with conflicting interpretations by Hesselbo, et al, (1998, 1999 and Hesselbo & Coe, 2000). A uniformity of ideas was presented by Morton (1999a).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103445
type: Concept
is lexicon entry: BRKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 540
equivalence description: [Formerly known as BOURNEMOUTH FRESHWATER BEDS - Old code was BRFR.] Beds formerly termed Bournemouth Freshwater Beds now form the lower part of the Branksome Sand Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103446
type: Concept
is lexicon entry: BRKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 542
equivalence description: [Formerly known as BOURNEMOUTH MARINE BEDS - Old code was BRMR.] Beds formerly termed Bournemouth Marine Beds now form the upper part of the Branksome Sand Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103447
type: Concept
is lexicon entry: BRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 459
equivalence description: [Formerly known as BLACK ROCK DOLOMITE FORMATION - Old code was BRD.] Unit made obsolete.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103448
type: Concept
is lexicon entry: BRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 460
equivalence description: [Formerly known as BLACK ROCK GROUP - Old code was BPGP.] Term made obsolete [CNW; 22/10/2003]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103449
type: Concept
is lexicon entry: BRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 462
equivalence description: [Formerly known as BLACK ROCK LIMESTONE FORMATION - Old code was also BRL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103450
type: Concept
is lexicon entry: BRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 500
equivalence description: [Formerly known as BLUCKS POOL LIMETONE - Old code was BPL.] Term made obsolete [CNW, 22/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103451
type: Concept
is lexicon entry: BRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3265
equivalence description: [Formerly known as PENMAEN BURROWS LIMESTONE FORMATION - Old code was PBL.] Now considered to be obsolete and replaced by Black Rock Limestone Subgroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103452
type: Concept
is lexicon entry: BRLA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3174
equivalence description: [Formerly known as OVERSTRAND FORMATION - Old code was OVSD.] Deposits formerly covered by this term are now included within the Briton's Lane Formation [See Revision entries for Overstrand Formation].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103453
type: Concept
is lexicon entry: BRLG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 618
equivalence description: [Formerly known as BROADLEE GLEN SANDSTONES FORMATION - Old code was also BRLG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103454
type: Concept
is lexicon entry: BRLI
has equivalence type: LATRL
has equivalent lexicon entry: st 144
equivalence description: [Otherwise known as BRIMS CASTLE DOLOMITIC LIMESTONE MEMBER.] This replaces the now obsolete "Brims Limestone Member".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103455
type: Concept
is lexicon entry: BRLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2299
equivalence description: [Formerly known as KYLE LIMESTONE FORMATION.] Fletcher and Key 1992; Nirex 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103456
type: Concept
is lexicon entry: BRLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 625
equivalence description: [Formerly known as BROOMHILL CLAY MEMBER - Old code was also BRLL.] Rank and Parentage revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103457
type: Concept
is lexicon entry: BRLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 626
equivalence description: [Formerly known as BROOMHILL FORMATION - Old code was also BRLL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103458
type: Concept
is lexicon entry: BRLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 627
equivalence description: [Formerly known as BROOMHILL MEMBER.] of the Clyde Valley Formation, sensu Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103459
type: Concept
is lexicon entry: BRLS
has equivalence type: LATRL
has equivalent lexicon entry: HUR
equivalence description: [Otherwise known as HURLET LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103460
type: Concept
is lexicon entry: BRLSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 613
equivalence description: [Formerly known as BRITON'S LANE SANDS AND GRAVELS.] Banham, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103461
type: Concept
is lexicon entry: BRM
has equivalence type: LATRL
has equivalent lexicon entry: DOMU
equivalence description: [Otherwise known as DOWBRIDGE MUDSTONE FORMATION.] Equiavalent to the upper part of the Dowbridge Mudstone Formation of the East Irish Sea Basin (Jackson et al., 1997)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103462
type: Concept
is lexicon entry: BRM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 586
equivalence description: [Formerly known as BRECKELLS MUDSTONE FORMATION.] Warrington et al, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103463
type: Concept
is lexicon entry: BRM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 587
equivalence description: [Formerly known as BRECKELLS MUDSTONES.] Wilson and Evans, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103464
type: Concept
is lexicon entry: BRMN
has equivalence type: LATRL
has equivalent lexicon entry: st 270
equivalence description: [Otherwise known as DUKE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103465
type: Concept
is lexicon entry: BRMN
has equivalence type: LATRL
has equivalent lexicon entry: st 451
equivalence description: [Otherwise known as K/L.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103466
type: Concept
is lexicon entry: BRMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 568
equivalence description: [Formerly known as BRAEMORE MUDSTONE - Old code was also BRMU.] (part of)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103467
type: Concept
is lexicon entry: BRMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1237
equivalence description: [Formerly known as DEN SILTSTONE FORMATION - Old code was DSF.] (part of)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103468
type: Concept
is lexicon entry: BRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 696
equivalence description: [Formerly known as BURNSIDE FORMATION - Old code was also BRN.] Expansion of name from Burnside Formation, to Burnside Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103469
type: Concept
is lexicon entry: BRNG
has equivalence type: LATRL
has equivalent lexicon entry: GGF
equivalence description: [Otherwise known as GRASSINGTON GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103470
type: Concept
is lexicon entry: BRNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 592
equivalence description: [Formerly known as BRENNAND GRITS.] MOSELEY, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103471
type: Concept
is lexicon entry: BRNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 593
equivalence description: [Formerly known as BRENNAND GRITS FORMATION - Old code was also BRNG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103472
type: Concept
is lexicon entry: BRNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 213
equivalence description: [Formerly known as BALCREUCHAN GROUP (CORRELATED WITH, BUT NOT NAMED).] Re-assigned on the basis of late Llanvirn to early Caradoc conodonts (Lamont & Lindstrom, 1957)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103473
type: Concept
is lexicon entry: BRNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 214
equivalence description: [Formerly known as BALCREUCHAN GROUP, PART OF ARENIG VOLCANIC COMPLEX (CORRELATED WITH, BUT NO SP.] Re-assigned on the basis of late Llanvirn to early Caradoc conodonts (Lamont & Lindstrom, 1957)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103474
type: Concept
is lexicon entry: BRNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3714
equivalence description: [Formerly known as SANDROCK OR SAND ROCK (SWINNERTON AND KENT, 1949).] (Swinnerton and Kent, 1949).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103475
type: Concept
is lexicon entry: BRNY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 15
equivalence description: [Formerly known as (LOCALISED PART OF) CWM CRYCHAN FORMATION - Old code was CWCR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103476
type: Concept
is lexicon entry: BROC
has equivalence type: LATRL
has equivalent lexicon entry: st 68
equivalence description: [Otherwise known as BANDY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103477
type: Concept
is lexicon entry: BROC
has equivalence type: LATRL
has equivalent lexicon entry: st 728
equivalence description: [Otherwise known as S.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103478
type: Concept
is lexicon entry: BRON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 602
equivalence description: [Formerly known as BRIDGETON FORMATION - Old code was also BRON.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103479
type: Concept
is lexicon entry: BROO
has equivalence type: LATRL
has equivalent lexicon entry: st 823
equivalence description: [Otherwise known as THREE FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103480
type: Concept
is lexicon entry: BROR
has equivalence type: LATRL
has equivalent lexicon entry: st 149
equivalence description: [Otherwise known as BRORA ARGILLACEOUS SERIES (PARS).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103481
type: Concept
is lexicon entry: BROR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 631
equivalence description: [Formerly known as BRORA COAL, SHALES, SHELLY CLAYS AND SANDSTONES, AND 'ROOF BED'.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103482
type: Concept
is lexicon entry: BROR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 632
equivalence description: [Formerly known as BRORA SHALE FORMATION - Old code was also BROR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103483
type: Concept
is lexicon entry: BRPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2089
equivalence description: [Formerly known as INCLUDED IN DRUMOCHTER SUCCESSION.] (Thomas, P R, 1980. Harris, A L, et al, 1994. Stephenson, G and Gould, D, 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103484
type: Concept
is lexicon entry: BRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 246
equivalence description: [Formerly known as BAREN RED GROUP (SOMERSET) - Old code was also BRR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103485
type: Concept
is lexicon entry: BRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 266
equivalence description: [Formerly known as BARREN RED FORMATION (SOMERSET) - Old code was also BRR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103486
type: Concept
is lexicon entry: BRR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 267
equivalence description: [Formerly known as BARREN RED GROUP.] Kellaway, 1969.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103487
type: Concept
is lexicon entry: BRRC
has equivalence type: LATRL
has equivalent lexicon entry: st 449
equivalence description: [Otherwise known as JOAN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103488
type: Concept
is lexicon entry: BRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 643
equivalence description: [Formerly known as BROWNSTONE GROUP - Old code was BRG.] (Squirrell, H C and Downing, R A, 1968).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103489
type: Concept
is lexicon entry: BRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 644
equivalence description: [Formerly known as BROWNSTONES.] (Symonds, W S, 1872).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103490
type: Concept
is lexicon entry: BRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3512
equivalence description: [Formerly known as RED SANDSTONE GROUP.] (Included in the Red Sandstone Group of Abergavenny, Robertson, T, 1927).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103491
type: Concept
is lexicon entry: BRSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 571
equivalence description: [Formerly known as BRAICKLAICH SANDS MEMBER - Old code was also BRSA.] Minor modification of lithological epithet from SANDS to SAND in BGS usage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103492
type: Concept
is lexicon entry: BRSA
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL - Old code was GSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103493
type: Concept
is lexicon entry: BRSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 689
equivalence description: [Formerly known as BURGHEAD BEDS.] Peacock, et al. 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103494
type: Concept
is lexicon entry: BRSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 690
equivalence description: [Formerly known as BURGHEAD SANDSTONE.] Westoll, 1951.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103495
type: Concept
is lexicon entry: BRSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 621
equivalence description: [Formerly known as BRONSIL SHALES - Old code was also BRSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103496
type: Concept
is lexicon entry: BRSR
has equivalence type: LATRL
has equivalent lexicon entry: st 633
equivalence description: [Otherwise known as PARK GATE ROCK.] The Park Gate Rock of the Sheffield district occupies the same stratigraphical position.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103497
type: Concept
is lexicon entry: BRSR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1147
equivalence description: [Formerly known as CROPPER GATE ROCK.] Local name in/around Cropper Gate, Yorkshite, now superseded.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103498
type: Concept
is lexicon entry: BRSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 570
equivalence description: [Formerly known as BRAEMORE SANDSTONES - Old code was also BRSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103499
type: Concept
is lexicon entry: BRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 612
equivalence description: [Formerly known as BRITHION TUFF - Old code was also BRT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103500
type: Concept
is lexicon entry: BRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1128
equivalence description: [Formerly known as CREIGIAU BRITHION FORMATION.] Dunkley, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103501
type: Concept
is lexicon entry: BRTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 276
equivalence description: [Formerly known as BARTON LIMESTONE - Old code was also BRTL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103502
type: Concept
is lexicon entry: BRTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 277
equivalence description: [Formerly known as BARTON MEMBER - Old code was also BRTL.] Lithological epithet re-introduced to avoid possible confusion with "Tertiary" rocks of similar name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103503
type: Concept
is lexicon entry: BRTU
has equivalence type: LATRL
has equivalent lexicon entry: CMBT
equivalence description: [Otherwise known as BRADGATE FORMATION.] The established term Bradgate Formation was replaced by Bradgate Tuff Formation for a short time, but the original term was re-instated during resurvey of the Loughborough sheet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103504
type: Concept
is lexicon entry: BRU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 645
equivalence description: [Formerly known as BRUNEL FORMATION - Old code was also BRU.] Name reverted to its former/original "Beds" version, pending decisions on the unit's status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103505
type: Concept
is lexicon entry: BRUL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 271
equivalence description: [Formerly known as BARRULE SLATES.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103506
type: Concept
is lexicon entry: BRUL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 272
equivalence description: [Formerly known as BARRULE SLATES AND SLIEAU MANAGH SLATES.] Simpron, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103507
type: Concept
is lexicon entry: BRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 615
equivalence description: [Formerly known as BROAD VEIN.] Pugh,1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103508
type: Concept
is lexicon entry: BRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 616
equivalence description: [Formerly known as BROAD VEIN FORMATION - Old code was also BRV.] Mudstone epithet added to distinguish unit from mineral veins.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103509
type: Concept
is lexicon entry: BRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3516
equivalence description: [Formerly known as RED VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103510
type: Concept
is lexicon entry: BRW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 635
equivalence description: [Formerly known as BROWGILL BEDS - Old code was also BRW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103511
type: Concept
is lexicon entry: BRW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 636
equivalence description: [Formerly known as BROWGILL MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103512
type: Concept
is lexicon entry: BRW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2288
equivalence description: [Formerly known as KNOCK BEDS.] Nicholson and Lapworth, 1875.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103513
type: Concept
is lexicon entry: BRXL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 614
equivalence description: [Formerly known as BRIXHAM LIMESTONE - Old code was also BRXL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103514
type: Concept
is lexicon entry: BRYD
has equivalence type: OBSLTE
has equivalent lexicon entry: ALV
equivalence description: [Formerly known as ALLUVIUM.] On Old Series maps. See also Blake, 1890.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103515
type: Concept
is lexicon entry: BRYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3859
equivalence description: [Formerly known as SHOWN AS ALLUVIUM OF OLD SERIES MAPS OF AREA.] Blake, 1890.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103516
type: Concept
is lexicon entry: BRYN
has equivalence type: LATRL
has equivalent lexicon entry: st 268
equivalence description: [Otherwise known as DREWS COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103517
type: Concept
is lexicon entry: BRYNC
has equivalence type: LATRL
has equivalent lexicon entry: st 364
equivalence description: [Otherwise known as GNAPIOG COAL.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103518
type: Concept
is lexicon entry: BRYNC
has equivalence type: LATRL
has equivalent lexicon entry: st 711
equivalence description: [Otherwise known as RHASFACH COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103519
type: Concept
is lexicon entry: BSAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 438
equivalence description: [Formerly known as BIRNAM GRIT - Old code was DCBI.] (Armstrong et al, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103520
type: Concept
is lexicon entry: BSAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 439
equivalence description: [Formerly known as BIRNAM SLATE - Old code was DCBS.] (Armstrong et al, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103521
type: Concept
is lexicon entry: BSD
has equivalence type: LATRL
has equivalent lexicon entry: NOG
equivalence description: [Otherwise known as NOD GLAS FORMATION.] Rushton, A W A and Howells, M F, 1998. Stratigraphical framework for the Ordovician of Snowdonia and the Lleyn Peninsula. British Geological Survey Technical Report RR 98/1.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103522
type: Concept
is lexicon entry: BSDL
has equivalence type: LATRL
has equivalent lexicon entry: st 753
equivalence description: [Otherwise known as SHOTHAUGH LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103523
type: Concept
is lexicon entry: BSF
has equivalence type: LATRL
has equivalent lexicon entry: st 197
equivalence description: [Otherwise known as COALBROOKDALE FORMATION..] Approximate equivalent of Coalbrookdale Formation to the east of the Church Stretton Fault complex.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103524
type: Concept
is lexicon entry: BSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 620
equivalence description: [Formerly known as BROMLEYSMILL SHALES FORMATION - Old code was also BSF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103525
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 550
equivalence description: [Formerly known as BOWLAND SHALE GROUP - Old code was also BSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103526
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 552
equivalence description: [Formerly known as BOWLAND SHALES - Old code was also BSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103527
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1407
equivalence description: [Formerly known as EDALE SHALE GROUP - Old code was ESH.] Made redundant by redefinition of the former Bowland Shale Group to formational status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103528
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1408
equivalence description: [Formerly known as EDALE SHALES - Old code was ESH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103529
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1898
equivalence description: [Formerly known as HALKYN FORMATION - Old code was HAF.] Part of the former Halkyn Formation falls within the Bowland Shale Formation in appropriate areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103530
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2027
equivalence description: [Formerly known as HOLYWELL SHALE FORMATION - Old code was HSH.] Made redundant by redefinition of the former Bowland Shale Group to formational status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103531
type: Concept
is lexicon entry: BSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2028
equivalence description: [Formerly known as HOLYWELL SHALES - Old code was HSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103532
type: Concept
is lexicon entry: BSGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 368
equivalence description: [Formerly known as BEENHAM STOCKS GRAVEL - Old code was also BSGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103533
type: Concept
is lexicon entry: BSGR
has equivalence type: OBSLTE
has equivalent lexicon entry: PLG
equivalence description: [Formerly known as PLATEAU GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103534
type: Concept
is lexicon entry: BSHC
has equivalence type: LATRL
has equivalent lexicon entry: st 135
equivalence description: [Otherwise known as BOTTOM SHUTTLES MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103535
type: Concept
is lexicon entry: BSHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 536
equivalence description: [Formerly known as BOTTOM SHUTTLES MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103536
type: Concept
is lexicon entry: BSHWL
has equivalence type: LATRL
has equivalent lexicon entry: EML
equivalence description: [Otherwise known as EMBSAY LIMESTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103537
type: Concept
is lexicon entry: BSHWL
has equivalence type: LATRL
has equivalent lexicon entry: RNGL
equivalence description: [Otherwise known as RAIN GILL LIMESTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103538
type: Concept
is lexicon entry: BSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 646
equivalence description: [Formerly known as BRYN BEDS.] Groom, T, and Lake, P. 1908. Quarterly Journal of the Geological Society, Vol.64, p.546.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103539
type: Concept
is lexicon entry: BSLC
has equivalence type: LATRL
has equivalent lexicon entry: st 777
equivalence description: [Otherwise known as STANLEY MAIN COAL..] When all three leaves of the Brinsley Coal are present.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103540
type: Concept
is lexicon entry: BSLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 396
equivalence description: [Formerly known as BEN SUARDAL LIMESTONE - Old code was also BSLL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103541
type: Concept
is lexicon entry: BSMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3538
equivalence description: [Formerly known as RETICULOCERAS SUPERBILINGUE MARINE BAND - Old code was SPMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103542
type: Concept
is lexicon entry: BSNB
has equivalence type: LATRL
has equivalent lexicon entry: st 508
equivalence description: [Otherwise known as LOW BEESTON COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103543
type: Concept
is lexicon entry: BSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 670
equivalence description: [Formerly known as BUDLEIGH SALTERTON CONGLOMERATE.] Hull, 1891.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103544
type: Concept
is lexicon entry: BSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 671
equivalence description: [Formerly known as BUDLEIGH SALTERTON PEBBLE BED.] Irving, 1888.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103545
type: Concept
is lexicon entry: BSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 672
equivalence description: [Formerly known as BUDLEIGH SALTERTON PEBBLE BEDS - Old code was also BSP.] Laming, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103546
type: Concept
is lexicon entry: BSP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3240
equivalence description: [Formerly known as PEBBLE BEDS.] Ussher, 1902.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103547
type: Concept
is lexicon entry: BSSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 371
equivalence description: [Formerly known as BEESTON SAND AND GRAVEL - Old code was also BSSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103548
type: Concept
is lexicon entry: BSSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 372
equivalence description: [Formerly known as BEESTON TERRACE.] (Swinnerton, H H, 1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103549
type: Concept
is lexicon entry: BSSP
has equivalence type: LATRL
has equivalent lexicon entry: st 119
equivalence description: [Otherwise known as BLAIRHALL MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103550
type: Concept
is lexicon entry: BSTM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 469
equivalence description: [Formerly known as BLACK STOCKARTON MOOR COMPLEX - Old code was also BSTM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103551
type: Concept
is lexicon entry: BSTMB
has equivalence type: LATRL
has equivalent lexicon entry: MTMB
equivalence description: [Otherwise known as MALTBY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103552
type: Concept
is lexicon entry: BT
has equivalence type: LATRL
has equivalent lexicon entry: st 77
equivalence description: [Otherwise known as BARGATE MEMBER OF THE SANDGATE FORMATION.] Farrant, 2002.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103553
type: Concept
is lexicon entry: BT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 247
equivalence description: [Formerly known as BARGATE BEDS - Old code was also BT.] White, 1910; Dines and Edmunds, 1929; Kirkaldy, 1933; Lake and Shephard-Thorn, 1985; Casey, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103554
type: Concept
is lexicon entry: BT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 248
equivalence description: [Formerly known as BARGATE FORMATION - Old code was also BT.] Temporary "pragmatic" rank assignment used during small-scale map compilation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103555
type: Concept
is lexicon entry: BT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 249
equivalence description: [Formerly known as BARGATE MEMBER.] of the Sandgate Formation (Farrant, 2002).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103556
type: Concept
is lexicon entry: BTAIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 559
equivalence description: [Formerly known as BRACADALE GROUP.] Anderson and Dunham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103557
type: Concept
is lexicon entry: BTB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 415
equivalence description: [Formerly known as BETTON BEDS - Old code was also BTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103558
type: Concept
is lexicon entry: BTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 224
equivalence description: [Formerly known as BALLINTOY CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103559
type: Concept
is lexicon entry: BTC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4609
equivalence description: [Formerly known as WHITE BAY CHALK.] Fletcher, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103560
type: Concept
is lexicon entry: BTCO
has equivalence type: LATRL
has equivalent lexicon entry: st 617
equivalence description: [Otherwise known as NORTHUMBERLAND LOW MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103561
type: Concept
is lexicon entry: BTD
has equivalence type: LATRL
has equivalent lexicon entry: st 6
equivalence description: [Otherwise known as (APPROXIMATES TO PRODUCTIVE COAL MEASURES)..] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103562
type: Concept
is lexicon entry: BTF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 577
equivalence description: [Formerly known as BRANTINGHAM FORMATION - Old code was also BTF.] Gaunt et al, 1980; 1992

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103563
type: Concept
is lexicon entry: BTF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1047
equivalence description: [Formerly known as CORALLIAN LIMESTONE.] Gray, D A. 1955 The occurrence of a Corallian limestone in East Yorkshire, south of Market Weighton. Proceedings of the Yorkshire Geological Society, Vol.30, 25-34.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103564
type: Concept
is lexicon entry: BTF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2088
equivalence description: [Formerly known as INCLUDED IN AMPTHILL CLAY.] Richardson, G. 1979. The Mesozoic stratigraphy of two boreholes near Worlaby, Humberside. Bulletin of the Geological Survey of Great Britain, Number 58, 1-24.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103565
type: Concept
is lexicon entry: BTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 710
equivalence description: [Formerly known as BUTTERGASK FORMATION - Old code was also BTG.] Francis et al., 1970; Armstron and Paterson, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103566
type: Concept
is lexicon entry: BTG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 711
equivalence description: [Formerly known as BUTTERGASK MEMBER - Old code was also BTG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103567
type: Concept
is lexicon entry: BTH
has equivalence type: LATRL
has equivalent lexicon entry: st 738
equivalence description: [Otherwise known as SEAHAM FORMATION (COUNTY DURHAM).] Lateral equivalent of the Seaham Formation in County Durham.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103568
type: Concept
is lexicon entry: BTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 633
equivalence description: [Formerly known as BROTHERTON (MAGNESIAN LIMESTONE) FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103569
type: Concept
is lexicon entry: BTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 634
equivalence description: [Formerly known as BROTHERTON BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103570
type: Concept
is lexicon entry: BTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2711
equivalence description: [Formerly known as MAGNESIAN LIMESTONE (OF YORKSHIRE), UPPER - Old code was UMLY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103571
type: Concept
is lexicon entry: BTH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4418
equivalence description: [Formerly known as UPPER MAGNESIUM LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103572
type: Concept
is lexicon entry: BTHMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103573
type: Concept
is lexicon entry: BTLS
has equivalence type: LATRL
has equivalent lexicon entry: CAL
equivalence description: [Otherwise known as CALMY LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103574
type: Concept
is lexicon entry: BTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 755
equivalence description: [Formerly known as CALIFORNIA QUARRY FORMATION.] (Stewart, I J, 1981a. Whiteley, M J, 1983).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103575
type: Concept
is lexicon entry: BTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2071
equivalence description: [Formerly known as HYNER SHALE, TRUSHAM SHALE.] (Selwood, E B, et al, 1984).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103576
type: Concept
is lexicon entry: BTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3915
equivalence description: [Formerly known as SOUTH BRERTOR FORMATION.] (Isaac, K P, 1983. Whiteley, M J, 1983).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103577
type: Concept
is lexicon entry: BTN
has equivalence type: OBSLTE
has equivalent lexicon entry: YF
equivalence description: [Formerly known as YEOLMBRIDGE FORMATION.] (Stewart, I J, 1981b).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103578
type: Concept
is lexicon entry: BTNMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103579
type: Concept
is lexicon entry: BTON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3353
equivalence description: [Formerly known as POCKET DEPOSITS.] This collective name has been used commonly in the past.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103580
type: Concept
is lexicon entry: BUB
has equivalence type: LATRL
has equivalent lexicon entry: st 387
equivalence description: [Otherwise known as GREYLAKE MEMBER.] Subdivision of the Formation, introduced by Campbell, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103581
type: Concept
is lexicon entry: BUB
has equivalence type: LATRL
has equivalent lexicon entry: st 456
equivalence description: [Otherwise known as KENN CHURCH MEMBER.] Subdivision of the Formation, introduced by Campbell, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103582
type: Concept
is lexicon entry: BUB
has equivalence type: LATRL
has equivalent lexicon entry: st 580
equivalence description: [Otherwise known as MIDDLEZOY MEMBER.] Subdivision of the Formation, introduced by Campbell, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103583
type: Concept
is lexicon entry: BUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 700
equivalence description: [Formerly known as BURTLE BEDS - Old code was also BUB.] Introduced by the Index of Colours issued for official use by the Geological Survey in c.1844.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103584
type: Concept
is lexicon entry: BUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 701
equivalence description: [Formerly known as BURTLE SANDS BEDS.] Bulleid and Jackson, 1938, 1942.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103585
type: Concept
is lexicon entry: BUC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 662
equivalence description: [Formerly known as BUCKIE BEDS.] Peacock, et al. 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103586
type: Concept
is lexicon entry: BUC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 663
equivalence description: [Formerly known as BUCKIE FORMATION.] House, et al. 1977; Mykura, in Craig, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103587
type: Concept
is lexicon entry: BUCS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4454
equivalence description: [Formerly known as UPPER PURPLE SANDSTONE FACIES.] Forsyth, I H, in Francis, E H et al, 1970. Name taken from type area around village of Buchlyvie.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103588
type: Concept
is lexicon entry: BUG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 654
equivalence description: [Formerly known as BUCHAN GRAVELS GROUP.] Hall, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103589
type: Concept
is lexicon entry: BUG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3344
equivalence description: [Formerly known as PLIOCENE GRAVELS.] Flett and Read, 1921.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103590
type: Concept
is lexicon entry: BUGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 702
equivalence description: [Formerly known as BURWAY GROUP - Old code was also BUGP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103591
type: Concept
is lexicon entry: BUI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 673
equivalence description: [Formerly known as BUILDWAS BEDS.] Bassett 1974; Cocks and others, 1971

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103592
type: Concept
is lexicon entry: BUI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4566
equivalence description: [Formerly known as WENLOCK SHALE.] Butler 1937

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103593
type: Concept
is lexicon entry: BULMA
has equivalence type: LATRL
has equivalent lexicon entry: st 165
equivalence description: [Otherwise known as CANCER COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103594
type: Concept
is lexicon entry: BUN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 209
equivalence description: [Formerly known as BALCLATCHIE CONGLOMERATE - Old code was BBCG.] Now obsolete. New name needed to avoid confusion with the Balclatchie Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103595
type: Concept
is lexicon entry: BUNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2533
equivalence description: [Formerly known as LOWER CALP SHALE OF THE CALP OR MIDDLE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103596
type: Concept
is lexicon entry: BUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 667
equivalence description: [Formerly known as BUCKSTONE GRIT.] Lapworth et al., 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103597
type: Concept
is lexicon entry: BUR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 714
equivalence description: [Formerly known as BUXTON ROCK.] Greig et al., 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103598
type: Concept
is lexicon entry: BURG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 655
equivalence description: [Formerly known as BUCHAN GRAVELS MEMBER - Old code was also BURG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103599
type: Concept
is lexicon entry: BURG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3344
equivalence description: [Formerly known as PLIOCENE GRAVELS.] (Of Buchan).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103600
type: Concept
is lexicon entry: BUS
has equivalence type: LATRL
has equivalent lexicon entry: SPRK
equivalence description: [Otherwise known as STOKE PARK ROCK BED.] These units may be laterally equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103601
type: Concept
is lexicon entry: BUSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 707
equivalence description: [Formerly known as BUSSELL'S MUDSTONE MEMBER.] Bristow, 1983; amended to Bussell's Member in Edwards (1987), p. 28-30.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103602
type: Concept
is lexicon entry: BUST
has equivalence type: LATRL
has equivalent lexicon entry: st 678
equivalence description: [Otherwise known as Q.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103603
type: Concept
is lexicon entry: BUTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4153
equivalence description: [Formerly known as THE DALCHARN UPPER TILL FORMATION.] The Dalcharn Interglacial Site (to incorporate next entry)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103604
type: Concept
is lexicon entry: BUTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4155
equivalence description: [Formerly known as THE MOY UPPER TILL MEMBER.] Member of the Allt Odhar Site (to incorporate first entry)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103605
type: Concept
is lexicon entry: BUTS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 712
equivalence description: [Formerly known as BUTTERTON SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103606
type: Concept
is lexicon entry: BUTS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 713
equivalence description: [Formerly known as BUTTERTON SANDSTONE MEMBER - Old code was also BUTS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103607
type: Concept
is lexicon entry: BUTTI
has equivalence type: LATRL
has equivalent lexicon entry: st 160
equivalence description: [Otherwise known as BUTTERBY MEMBER.] Of the Wear Formation (Thomas, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103608
type: Concept
is lexicon entry: BUTTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4473
equivalence description: [Formerly known as UPPER STONY CLAYS.] Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103609
type: Concept
is lexicon entry: BUV
has equivalence type: OBSLTE
has equivalent lexicon entry: BUVO
equivalence description: [Formerly known as BUILTH VOLCANIC GROUP - Old code was also BUV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103610
type: Concept
is lexicon entry: BUV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4150
equivalence description: [Formerly known as THE BUILTH VOLCANIC SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103611
type: Concept
is lexicon entry: BV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 315
equivalence description: [Formerly known as BATCH VOLCANIC BEDS.] Greig et al., 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103612
type: Concept
is lexicon entry: BV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 316
equivalence description: [Formerly known as BATCH VOLCANIC ROCKS.] Cobbold, 1901.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103613
type: Concept
is lexicon entry: BVG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 530
equivalence description: [Formerly known as BORROWDALE VOLCANIC SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103614
type: Concept
is lexicon entry: BVGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3866
equivalence description: [Formerly known as SILLS IN THE BORROWDALE VOLCANIC GROUP - Old code was also BVGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103615
type: Concept
is lexicon entry: BVM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 455
equivalence description: [Formerly known as BLACK MARL.] Woodward, H B and Ussher, W A E, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103616
type: Concept
is lexicon entry: BVM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 470
equivalence description: [Formerly known as BLACK VEN BEDS.] Woodward, H B and Ussher, W A E, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103617
type: Concept
is lexicon entry: BVM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 471
equivalence description: [Formerly known as BLACK VEN MARLS - Old code was also BVM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103618
type: Concept
is lexicon entry: BVSB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 544
equivalence description: [Formerly known as BOVISAND BEDS - Old code was also BVSB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103619
type: Concept
is lexicon entry: B1WC
has equivalence type: LATRL
has equivalent lexicon entry: 27YD
equivalence description: [Otherwise known as 27 YARD COAL (WEST YORKSHIRE).] Correlated equivalent unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103620
type: Concept
is lexicon entry: B3QC
has equivalence type: LATRL
has equivalent lexicon entry: st 139
equivalence description: [Otherwise known as BRADFORD THREEQUARTERS MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103621
type: Concept
is lexicon entry: B3QC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 567
equivalence description: [Formerly known as BRADFORD THREEQUARTERS MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103622
type: Concept
is lexicon entry: B4FT
has equivalence type: LATRL
has equivalent lexicon entry: st 155
equivalence description: [Otherwise known as BURNLEY FOUR FEET COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103623
type: Concept
is lexicon entry: BA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 273
equivalence description: [Formerly known as BARTON BEDS - Old code was also BA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103624
type: Concept
is lexicon entry: BA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 275
equivalence description: [Formerly known as BARTON FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103625
type: Concept
is lexicon entry: BA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2479
equivalence description: [Formerly known as LONDON CLAY - Old code was LC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103626
type: Concept
is lexicon entry: BAB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 195
equivalence description: [Formerly known as BADBEA BRECCIA - Old code was also BAB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103627
type: Concept
is lexicon entry: BABE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Mitchell, M, et al, 1978; Arthurton, R S and Wadge, A J, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103628
type: Concept
is lexicon entry: BABE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 306
equivalence description: [Formerly known as BASEMENT CONGLOMERATE.] Eastwood, T, et al, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103629
type: Concept
is lexicon entry: BABL
has equivalence type: LATRL
has equivalent lexicon entry: BADL
equivalence description: [Otherwise known as BADDOCH BURN LIMESTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103630
type: Concept
is lexicon entry: BAC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 274
equivalence description: [Formerly known as BARTON CLAY - Old code was also BAC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103631
type: Concept
is lexicon entry: BACB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 251
equivalence description: [Formerly known as BARNCROFT BECK MEMBER - Old code was also BACB.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103632
type: Concept
is lexicon entry: BACB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 929
equivalence description: [Formerly known as CLAUGHTON FLAG SERIES.] Slinger, 1936.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103633
type: Concept
is lexicon entry: BACO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 259
equivalence description: [Formerly known as BARRAS CONGLOMERATE FORMATION - Old code was also BACO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103634
type: Concept
is lexicon entry: BACO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2132
equivalence description: [Formerly known as JOHNSHAVEN FORMATION.] Armstrong, M and Paterson, I B, 1970. Included within the Johnshaven Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103635
type: Concept
is lexicon entry: BADG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2450
equivalence description: [Formerly known as LOCH CHOIRE INJECTION COMPLEX.] DigMap lex rock entry, Kildonanan Sheet 109E

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103636
type: Concept
is lexicon entry: BADG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3907
equivalence description: [Formerly known as SODIC GRANITE.] DigMap lexrock Reay Sheet (115E).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103637
type: Concept
is lexicon entry: BADL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1746
equivalence description: [Formerly known as GLEANN BADDOCH DOLOMITE.] Sheet 65W

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103638
type: Concept
is lexicon entry: BADS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 196
equivalence description: [Formerly known as BADSWORTH DIVISION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103639
type: Concept
is lexicon entry: BAGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 321
equivalence description: [Formerly known as BAYSTON-OAKSWOOD GROUP - Old code was also BAGP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103640
type: Concept
is lexicon entry: BAH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 254
equivalence description: [Formerly known as BARON HILL BEDS.] Reedman et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103641
type: Concept
is lexicon entry: BAH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 255
equivalence description: [Formerly known as BARON HILL ROCKS.] Greenly, E. 1919.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103642
type: Concept
is lexicon entry: BAL
has equivalence type: OBSLTE
has equivalent lexicon entry: GLRB
equivalence description: [Formerly known as LOWER LIMESTONE - Old code was GLRB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103643
type: Concept
is lexicon entry: BAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3303
equivalence description: [Formerly known as PETTIGO LIMESTONE GROUP - Old code was PELG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103644
type: Concept
is lexicon entry: BALW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 11
equivalence description: [Formerly known as "SYENITE ON RIDGE BETWEEN SCAW'D LAW AND ROGER LAW".] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103645
type: Concept
is lexicon entry: BAMC
has equivalence type: LATRL
has equivalent lexicon entry: st 84
equivalence description: [Otherwise known as BASSEY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103646
type: Concept
is lexicon entry: BAMC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 310
equivalence description: [Formerly known as BASSEY MINE - Old code was also BAMC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103647
type: Concept
is lexicon entry: BAN
has equivalence type: LATRL
has equivalent lexicon entry: TTHY
equivalence description: [Otherwise known as TRITON FORMATION.] Equivalent beds form the UPPER part of the Triton Formation (Johnson et al., 1994) in the Southern North Sea Basin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103648
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1846
equivalence description: [Formerly known as GREY AND TEA GREEN MARLS AND SULLY BEDS.] Richardson, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103649
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1849
equivalence description: [Formerly known as GREY MARLS.] Hamilton and Whittaker, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103650
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3189
equivalence description: [Formerly known as PALE GREEN AND GREY MARLS.] Bristow and Etheridge, 1873; Bristow et al., 1873.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103651
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3225
equivalence description: [Formerly known as PARVA FORMATION (UPPER PART).] Elliott, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103652
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4058
equivalence description: [Formerly known as SULLY BEDS (LOWER PART).] Warrington et al., 1980, fig. 1.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103653
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4124
equivalence description: [Formerly known as TEA GREEN AND GREY MARLS.] Richardson, 1906; Ivimey-Cook, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103654
type: Concept
is lexicon entry: BAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4125
equivalence description: [Formerly known as TEA GREEN MARL(S).] numerous authors.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103655
type: Concept
is lexicon entry: BANM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 243
equivalence description: [Formerly known as BANHAM BEDS.] Mathers et al, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103656
type: Concept
is lexicon entry: BANM
has equivalence type: OBSLTE
has equivalent lexicon entry: BRK
equivalence description: [Formerly known as BRICKEARTH.] Old series map / Memoir.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103657
type: Concept
is lexicon entry: BANM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1720
equivalence description: [Formerly known as GLACIAL LAKE DEPOSITS.] Diss Memoir.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103658
type: Concept
is lexicon entry: BAQ
has equivalence type: LATRL
has equivalent lexicon entry: st 306
equivalence description: [Otherwise known as FALSE-BEDDED QUARTZITE MEMBER.] Swett, 1969; Prigmore and Rushton, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103659
type: Concept
is lexicon entry: BAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 297
equivalence description: [Formerly known as BASAL QUARTZITE.] Wright and Knight, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103660
type: Concept
is lexicon entry: BAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1153
equivalence description: [Formerly known as CROSS-BEDDED QUARTZITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103661
type: Concept
is lexicon entry: BAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1516
equivalence description: [Formerly known as FALSE BEDDED GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103662
type: Concept
is lexicon entry: BAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1518
equivalence description: [Formerly known as FALSE BEDDED QUARTZITE, LOWER QUARTZITE.] Peach et al., 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103663
type: Concept
is lexicon entry: BAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1519
equivalence description: [Formerly known as FALSE-BEDDED QUARTZITE FORMATION.] Johnson and Mykura, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103664
type: Concept
is lexicon entry: BAQ
has equivalence type: OBSLTE
has equivalent lexicon entry: st 306
equivalence description: [Formerly known as FALSE-BEDDED QUARTZITE MEMBER.] This effectively alternative name is rendered obsolete by the preferred use of Basal Quartzite Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103665
type: Concept
is lexicon entry: BAQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 387
equivalence description: [Formerly known as BEN AIAN QUARTZITE - Old code was DAAI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103666
type: Concept
is lexicon entry: BARB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 270
equivalence description: [Formerly known as BARRINGTON BEDS - Old code was also BARB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103667
type: Concept
is lexicon entry: BARB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4406
equivalence description: [Formerly known as UPPER LIAS LIMESTONE.] Kellaway and Wilson, 1941.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103668
type: Concept
is lexicon entry: BARC
has equivalence type: LATRL
has equivalent lexicon entry: st 835
equivalence description: [Otherwise known as TOP HARD COAL.] Name used farther south, in Derbyshire and Nottinghamshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103669
type: Concept
is lexicon entry: BARR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 258
equivalence description: [Formerly known as BARR SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103670
type: Concept
is lexicon entry: BAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 278
equivalence description: [Formerly known as BARTON SAND - Old code was also BAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103671
type: Concept
is lexicon entry: BASG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 311
equivalence description: [Formerly known as BASSINGFIELD SAND AND GRAVEL - Old code was also BASG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103672
type: Concept
is lexicon entry: BASS
has equivalence type: LATRL
has equivalent lexicon entry: st 333
equivalence description: [Otherwise known as FOUR FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103673
type: Concept
is lexicon entry: BAT
has equivalence type: LATRL
has equivalent lexicon entry: st 32
equivalence description: [Otherwise known as AM BINNEIN FORMATION.] Perhaps equivalent to Am Binnein Sandstones Formation of Arran.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103674
type: Concept
is lexicon entry: BAVON
has equivalence type: LATRL
has equivalent lexicon entry: st 88
equivalence description: [Otherwise known as BATHAMPTON MEMBER.] Used by Campbell et al. (1999) to distinguish Terrace 1.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103675
type: Concept
is lexicon entry: BAVON
has equivalence type: LATRL
has equivalent lexicon entry: st 399
equivalence description: [Otherwise known as HAM GREEN MEMBER.] Used by Campbell et al. (1999) to distinguish Terrace 3.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103676
type: Concept
is lexicon entry: BAVON
has equivalence type: LATRL
has equivalent lexicon entry: st 755
equivalence description: [Otherwise known as SIDHAM MEMBER.] Used by Campbell et al. (1999) to distinguish Terrace 2.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103677
type: Concept
is lexicon entry: BAWC
has equivalence type: LATRL
has equivalent lexicon entry: st 108
equivalence description: [Otherwise known as BLACK AND WHITE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103678
type: Concept
is lexicon entry: BAWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 448
equivalence description: [Formerly known as BLACK AND WHITE MINES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103679
type: Concept
is lexicon entry: BAY
has equivalence type: LATRL
has equivalent lexicon entry: st 44
equivalence description: [Otherwise known as ARDWELL FLAGS FORMATION (TOPMOST BEDS).] Ingham. In: Lawson and Weedon, 1992, p.399.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103680
type: Concept
is lexicon entry: BAY
has equivalence type: LATRL
has equivalent lexicon entry: st 171
equivalence description: [Otherwise known as CASCADE MEMBER.] A direct correlative in the Penwhapple Burn area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103681
type: Concept
is lexicon entry: BAY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4624
equivalence description: [Formerly known as WHITEHOUSE BEDS.] Erroneous appropriation by Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103682
type: Concept
is lexicon entry: BAYMB
has equivalence type: LATRL
has equivalent lexicon entry: CAMB
equivalence description: [Otherwise known as CAMBRIENSE MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103683
type: Concept
is lexicon entry: BB
has equivalence type: LATRL
has equivalent lexicon entry: st 699
equivalence description: [Otherwise known as REPLACED BY CERIG FORMATION [CER].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103684
type: Concept
is lexicon entry: BBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 638
equivalence description: [Formerly known as BROWN BANK IGNIMBRITE FORMATION - Old code was also BBA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103685
type: Concept
is lexicon entry: BBCO
has equivalence type: LATRL
has equivalent lexicon entry: CATC
equivalence description: [Otherwise known as CATTERLINE CONGLOMERATE FORMATION.] Obsolete term, replaced by CATC (Browne et al, 2001).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103686
type: Concept
is lexicon entry: BBE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3292
equivalence description: [Formerly known as PERMIAN EVAPORITE B - Old code was PEVB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103687
type: Concept
is lexicon entry: BBEN
has equivalence type: LATRL
has equivalent lexicon entry: st 395
equivalence description: [Otherwise known as H2.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103688
type: Concept
is lexicon entry: BBEN
has equivalence type: LATRL
has equivalent lexicon entry: st 492
equivalence description: [Otherwise known as LITTLE WONDER COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103689
type: Concept
is lexicon entry: BBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 449
equivalence description: [Formerly known as BLACK BAND FORMATION - Old code was also BBG.] Former Lexicon entry; Rank reduced to Member and lithology added 24/12/2003 [C N Waters].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103690
type: Concept
is lexicon entry: BBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 472
equivalence description: [Formerly known as BLACKBAND GROUP.] Earp & Calver, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103691
type: Concept
is lexicon entry: BBKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 493
equivalence description: [Formerly known as BLIND BECK SANDSTONE FORMATION - Old code was also BBKS.] Formerly considered a formation within the Upper Old Red Sandstone Group, but now reranked as a member within the Shap Wells Conglomerate Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103692
type: Concept
is lexicon entry: BBKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3219
equivalence description: [Formerly known as PART OF: SHAP CONGLOMERATE FORMATION - Old code was SHPC.] Pattison, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103693
type: Concept
is lexicon entry: BBKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3512
equivalence description: [Formerly known as RED SANDSTONE GROUP.] Capewell, 1954

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103694
type: Concept
is lexicon entry: BBKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3828
equivalence description: [Formerly known as SHAP CONGLOMERATE FORMATION.] Part of the Shap Conglomerate Formation (Pattison, 1990).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103695
type: Concept
is lexicon entry: BBKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3831
equivalence description: [Formerly known as SHAP RED BEDS.] Part of the Shap Red Beds (Kimber, 1984).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103696
type: Concept
is lexicon entry: BBLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1293
equivalence description: [Formerly known as DOUGLAS UNDER LIMESTONE - Old code was DULS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103697
type: Concept
is lexicon entry: BBLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2965
equivalence description: [Formerly known as MUIRKIRK UNDER LIMESTONE - Old code was MULS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103698
type: Concept
is lexicon entry: BBLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3063
equivalence description: [Formerly known as NODULAR WHITE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103699
type: Concept
is lexicon entry: BBLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4017
equivalence description: [Formerly known as STONEHOUSE UNDER LIMESTONE - Old code was STUL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103700
type: Concept
is lexicon entry: BBMB
has equivalence type: LATRL
has equivalent lexicon entry: SFMB
equivalence description: [Otherwise known as SHAFTON MARINE BAND.] Tentative correlation suggested by Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103701
type: Concept
is lexicon entry: BBP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 693
equivalence description: [Formerly known as BURN OF BENHOLM PEAT.] Donner, J J, 1960; 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103702
type: Concept
is lexicon entry: BBP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 694
equivalence description: [Formerly known as BURN OF BENHOLM PEAT MEMBER - Old code was also BBP.] Formerly considered as a Member of the Benholm Clay Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103703
type: Concept
is lexicon entry: BBS
has equivalence type: LATRL
has equivalent lexicon entry: st 148
equivalence description: [Otherwise known as BROOKSBOTTOM SANDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103704
type: Concept
is lexicon entry: BBSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 514
equivalence description: [Formerly known as BOFRISHLIE BURN SANDSTONE FORMATION - Old code was also BBSA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103705
type: Concept
is lexicon entry: BBSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 760
equivalence description: [Formerly known as CALP SHALE OF THE CALP OR MIDDLE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103706
type: Concept
is lexicon entry: BBU
has equivalence type: LATRL
has equivalent lexicon entry: st 680
equivalence description: [Otherwise known as Q2.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103707
type: Concept
is lexicon entry: BBU
has equivalence type: LATRL
has equivalent lexicon entry: st 914
equivalence description: [Otherwise known as WIDDRINGTON MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103708
type: Concept
is lexicon entry: BCAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 241
equivalence description: [Formerly known as BANFFSHIRE COAST GLACIGENIC GROUP.] The Subgroup includes units formerly assigned to the Banffshire Coast Glacigenic Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103709
type: Concept
is lexicon entry: BCB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 450
equivalence description: [Formerly known as BLACK COCK BEDS - Old code was also BCB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103710
type: Concept
is lexicon entry: BCCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 227
equivalence description: [Formerly known as BALLYCASTLE CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103711
type: Concept
is lexicon entry: BCCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 229
equivalence description: [Formerly known as BALLYCASTLE WHITE LIMESTONE (UPPER PART).] Wood (1967).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103712
type: Concept
is lexicon entry: BCCO
has equivalence type: LATRL
has equivalent lexicon entry: st 109
equivalence description: [Otherwise known as BLACK CLIFF VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103713
type: Concept
is lexicon entry: BCCO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 109
equivalence description: [Formerly known as BLACK CLIFF VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103714
type: Concept
is lexicon entry: BCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 240
equivalence description: [Formerly known as BANFFSHIRE COAST DRIFT GROUP - Old code was also BCD.] Epithet "Drift" revised to "Glacigenic" in line with BGS policy (November 2003).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103715
type: Concept
is lexicon entry: BCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 241
equivalence description: [Formerly known as BANFFSHIRE COAST GLACIGENIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103716
type: Concept
is lexicon entry: BCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 507
equivalence description: [Formerly known as BLUE-GREY SERIES.] Synge, F, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103717
type: Concept
is lexicon entry: BCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 987
equivalence description: [Formerly known as COASTAL DEPOSITS AND GLACIOFLUVIAL DEPOSITS.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103718
type: Concept
is lexicon entry: BCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2639
equivalence description: [Formerly known as LOWER OR SOUTH EASTERLY DRIFT.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103719
type: Concept
is lexicon entry: BCDL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 144
equivalence description: [Formerly known as BRIMS CASTLE DOLOMITIC LIMESTONE MEMBER - Old code was also BCDL.] Lithological epithet changed to allow for the presence of other dolomite-rich lithologies.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103720
type: Concept
is lexicon entry: BCDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 608
equivalence description: [Formerly known as BRIMS LIMESTONE MEMBER - Old code was BRLI.] Now considered obsolete.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103721
type: Concept
is lexicon entry: BCDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2299
equivalence description: [Formerly known as KYLE LIMESTONE FORMATION.] Of Fletcher and Key, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103722
type: Concept
is lexicon entry: BCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 575
equivalence description: [Formerly known as BRANDY CRAIG FORMATION.] Bluck, 1982

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103723
type: Concept
is lexicon entry: BCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 208
equivalence description: [Formerly known as BALCLATCHIE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103724
type: Concept
is lexicon entry: BCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 209
equivalence description: [Formerly known as BALCLATCHIE CONGLOMERATE - Old code was BBCG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103725
type: Concept
is lexicon entry: BCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 210
equivalence description: [Formerly known as BALCLATCHIE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103726
type: Concept
is lexicon entry: BCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 211
equivalence description: [Formerly known as BALCLATCHIE MUDSTONES - Old code was BBM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103727
type: Concept
is lexicon entry: BCHN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 656
equivalence description: [Formerly known as BUCHANAN FORMATION - Old code was also BCHN.] Rank revised and lithological epithet introduced.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103728
type: Concept
is lexicon entry: BCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 695
equivalence description: [Formerly known as BURNHAM FORMATION - Old code was also BCK.] Name reverts to its original form, including lithological epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103729
type: Concept
is lexicon entry: BCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 868
equivalence description: [Formerly known as CHALK WITH FLINTS (UPPER PART).] Early Geological Survey maps.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103730
type: Concept
is lexicon entry: BCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4349
equivalence description: [Formerly known as UPPER CHALK (LOWER PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103731
type: Concept
is lexicon entry: BCMU
has equivalence type: LATRL
has equivalent lexicon entry: ELMU
equivalence description: [Otherwise known as ELSWICK MUDSTONE FORMATION.] East Irish Sea Basin. Jackson et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103732
type: Concept
is lexicon entry: BCMU
has equivalence type: LATRL
has equivalent lexicon entry: TTHY
equivalence description: [Otherwise known as TRITON FORMATION.] Lower and Middle parts, in the Southern North Sea Basin. Johnson et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103733
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 624
equivalence description: [Formerly known as BROOKS MILL MUDSTONE FORMATION - Old code was BMI.] Wilson, 1993: Rees and Wilson, 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103734
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1150
equivalence description: [Formerly known as CROPWELL BISHOP FORMATION - Old code was CBP.] Charsley et al., 1990 Berridge et al., 1999, Howard et al., in press.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103735
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2962
equivalence description: [Formerly known as MUDSTONE III.] approximately equivalent, Jeans, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103736
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4068
equivalence description: [Formerly known as SUPRA-ARDEN KEUPER MARLS.] approximately equivalent to Wills, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103737
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4256
equivalence description: [Formerly known as TRENT FORMATION PLUS GLEN PARVA FORMATION.] Warrington et al., 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103738
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4257
equivalence description: [Formerly known as TRENT FORMATION PLUS THE LOWER PART OF THE PARVA FORMATION.] Elliott, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103739
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4284
equivalence description: [Formerly known as TWYNING MUDSTONE FORMATION - Old code was TWM.] Barclay et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103740
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4396
equivalence description: [Formerly known as UPPER KEUPER MARL - Old code was UKM.] Wills, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103741
type: Concept
is lexicon entry: BCMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4397
equivalence description: [Formerly known as UPPER KEUPER MARL [S].] approximately equivalent to Harrison, 1876; Matley, 1912.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103742
type: Concept
is lexicon entry: BCN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2291
equivalence description: [Formerly known as KNOCKDOLIAN SPILITIC GROUP.] Bailey and McCallien, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103743
type: Concept
is lexicon entry: BCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 495
equivalence description: [Formerly known as BLISCO FORMATION.] Branney and Soper, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103744
type: Concept
is lexicon entry: BCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 496
equivalence description: [Formerly known as BLISCO MEMBER - Old code was also BCO.] Lithological epithet added by D Millward, 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103745
type: Concept
is lexicon entry: BCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 381
equivalence description: [Formerly known as BELL CRAGS MEMBER - Old code was also BCR.] Lithological epithet added [D Millward] 05/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103746
type: Concept
is lexicon entry: BCSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 478
equivalence description: [Formerly known as BLAEN Y CWM BEDS.] Wills, L J, and Smith, B. 1922. Quarterly Journal of the Geological Society, Vol.78, p.176.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103747
type: Concept
is lexicon entry: BCT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 325
equivalence description: [Formerly known as BEACON TUFFS MEMBER.] (Moseley, J and Ford, T D, 1985).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103748
type: Concept
is lexicon entry: BCTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4310
equivalence description: [Formerly known as UNIT 1.] Peacock, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103749
type: Concept
is lexicon entry: BCWC
has equivalence type: LATRL
has equivalent lexicon entry: st 93
equivalence description: [Otherwise known as BEECHWOOD CONGLOMERATE BED..] New name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103750
type: Concept
is lexicon entry: BD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 610
equivalence description: [Formerly known as BRITHDIR BEDS - Old code was also BD.] Woodland et al, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103751
type: Concept
is lexicon entry: BD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 611
equivalence description: [Formerly known as BRITHDIR FORMATION - Old code was also BD.] Rank revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103752
type: Concept
is lexicon entry: BDALE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 559
equivalence description: [Formerly known as BRACADALE GROUP.] Anderson and Dunham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103753
type: Concept
is lexicon entry: BDBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 19
equivalence description: [Formerly known as (UNNAMED) ANDESITES.] Worssam et al, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103754
type: Concept
is lexicon entry: BDCM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4320
equivalence description: [Formerly known as UNNAMED CONGLOMERATE WITHIN THE DORRERY SANDSTONE FORMATION.] Fletcher & Key, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103755
type: Concept
is lexicon entry: BDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 356
equivalence description: [Formerly known as BEDS AT G AND H.] (Henderson and Brown, 1870).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103756
type: Concept
is lexicon entry: BDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 361
equivalence description: [Formerly known as BEDS G AND H.] (Peach and Horne, 1899).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103757
type: Concept
is lexicon entry: BDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4317
equivalence description: [Formerly known as UNIT E, WETHER LAW LINN FORMATION.] (Tipper, 1976).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103758
type: Concept
is lexicon entry: BDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4422
equivalence description: [Formerly known as UPPER MEMBER, WETHER LAW LINN FORMATION.] (Robertson, 1989).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103759
type: Concept
is lexicon entry: BDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4432
equivalence description: [Formerly known as UPPER PART OF BED C.] (Howell and Geikie, 1861).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103760
type: Concept
is lexicon entry: BDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4437
equivalence description: [Formerly known as UPPER PART OF FOSSILIFEROUS MUDSTONES AND SILTSTONES.] Mykura and Smith in Mitchell and Mykura, 1962.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103761
type: Concept
is lexicon entry: BDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 269
equivalence description: [Formerly known as BARRIEDALE FLAGSTONES - Old code was also BDF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103762
type: Concept
is lexicon entry: BDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1986
equivalence description: [Formerly known as HIGHER GRAVEL TRAIN.] (Wooldridge, S H, 1938)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103763
type: Concept
is lexicon entry: BDGR
has equivalence type: OBSLTE
has equivalent lexicon entry: PLG
equivalence description: [Formerly known as PLATEAU GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103764
type: Concept
is lexicon entry: BDLO
has equivalence type: LATRL
has equivalent lexicon entry: st 448
equivalence description: [Otherwise known as J2.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103765
type: Concept
is lexicon entry: BDM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 512
equivalence description: [Formerly known as BODEIDDA-DEGANWY MUDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103766
type: Concept
is lexicon entry: BDMO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2051
equivalence description: [Formerly known as HUMMOCKY GLACIAL DEPOSITS UNDIVIDED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103767
type: Concept
is lexicon entry: BDP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 194
equivalence description: [Formerly known as BAD STEP TUFF MEMBER - Old code was also BDP.] Re-ranked (D Millward) 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103768
type: Concept
is lexicon entry: BDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3402
equivalence description: [Formerly known as PREVIOUSLY COMPRISED LOWER, MIDDLE AND UPPER BORDER GROUPS.] As defined at Langholm and Bewcastle, original tripartite divisions of "Border Group". New definition consists of most of Middle Border Group and part of the Lower Border Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103769
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 603
equivalence description: [Formerly known as BRIDPORT AND YEOVIL SANDS.] Wilson, V, et al, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103770
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 604
equivalence description: [Formerly known as BRIDPORT SANDS.] Woodward, H B, 1888.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103771
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1082
equivalence description: [Formerly known as COTSWOLD SANDS.] Arkell, W J, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103772
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1084
equivalence description: [Formerly known as COTTESWOLD SANDS.] Lycett, J, 1857.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103773
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2893
equivalence description: [Formerly known as MIDFORD SAND(S).] Phillips, J, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103774
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4407
equivalence description: [Formerly known as UPPER LIAS SANDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103775
type: Concept
is lexicon entry: BDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4717
equivalence description: [Formerly known as YEOVIL SANDS.] Hudleston, W H in Buckman, J, 1879.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103776
type: Concept
is lexicon entry: BDSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 412
equivalence description: [Formerly known as BERRIEDALE SANDSTONE GROUP - Old code was BDSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103777
type: Concept
is lexicon entry: BDSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 413
equivalence description: [Formerly known as BERRIEDALE SANDSTONES - Old code was also BDSA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103778
type: Concept
is lexicon entry: BDSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 581
equivalence description: [Formerly known as BREADSTONE SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103779
type: Concept
is lexicon entry: BDTI
has equivalence type: LATRL
has equivalent lexicon entry: st 784
equivalence description: [Otherwise known as STOCKPORT FORMATION.] Bowen (1999)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103780
type: Concept
is lexicon entry: BDTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4304
equivalence description: [Formerly known as UN-NAMED TILL OF IRISH SEA PROVENANCE AT FOUR ASHES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103781
type: Concept
is lexicon entry: BDTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 215
equivalence description: [Formerly known as BALDERTON MEMBER - Old code was also BDTN.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103782
type: Concept
is lexicon entry: BDTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 216
equivalence description: [Formerly known as BALDERTON SAND AND GRAVEL.] Brandon and Sumbler, 1988; 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103783
type: Concept
is lexicon entry: BDTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 369
equivalence description: [Formerly known as BEESTON RIVER DEPOSITS.] Straw, 1963; Gozzard, 1976; Jackson, 1977; Straw and Clayton, 1979 (incorrectly correlated with the Beeston Terrace of its type area near Nottingham.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103784
type: Concept
is lexicon entry: BDTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 370
equivalence description: [Formerly known as BEESTON RIVER TERRACE DEPOSITS..] Swinnerton, 1937; Clayton, 1953, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103785
type: Concept
is lexicon entry: BDTN
has equivalence type: OBSLTE
has equivalent lexicon entry: ORG
equivalence description: [Formerly known as OLDER RIVER GRAVEL.] The Balderton Sand and Gravel was part of the former Older River Gravel of BGS Sheet 113 and Edwards, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103786
type: Concept
is lexicon entry: BDTN
has equivalence type: OBSLTE
has equivalent lexicon entry: WHAT
equivalence description: [Formerly known as WHATTON SAND AND GRAVEL.] ?Uncertain equivalence (BGS Sheet 126).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103787
type: Concept
is lexicon entry: BEAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 327
equivalence description: [Formerly known as BEALESMILL SANDSTONE FORMATION - Old code was also BEAL.] Former incorrect spelling in Lexicon entry.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103788
type: Concept
is lexicon entry: BEAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 328
equivalence description: [Formerly known as BEALSMILL SANDSTONE FORMATION - Old code was also BEAL.] Lithological epithet removed to avoid confusion, as mudstones also occur within the unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103789
type: Concept
is lexicon entry: BEAL
has equivalence type: OBSLTE
has equivalent lexicon entry: CKF
equivalence description: [Formerly known as CRACKINGTON FORMATION.] Edmonds et al 1968, Issac 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103790
type: Concept
is lexicon entry: BEAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1425
equivalence description: [Formerly known as EGGESFORD-TYPE CULM.] Ussher 1887; 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103791
type: Concept
is lexicon entry: BEAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2873
equivalence description: [Formerly known as MIDDLE OR EXETER-TYPE CULM.] Ussher 1887; 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103792
type: Concept
is lexicon entry: BEAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3126
equivalence description: [Formerly known as OKEHAMPTON SANDSTONE GROUP.] Dearman and Butcher 1959.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103793
type: Concept
is lexicon entry: BEAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 329
equivalence description: [Formerly known as BEARRERAIG SANDSTONE - Old code was also BEAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103794
type: Concept
is lexicon entry: BEB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 403
equivalence description: [Formerly known as BENTHALL BEDS - Old code was also BEB.] Hamblin, R J O and Coppack, B C, 1995, p.13

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103795
type: Concept
is lexicon entry: BECL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 465
equivalence description: [Formerly known as BLACK SHELLY BOULDER CLAY.] Campbell, 1934.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103796
type: Concept
is lexicon entry: BECL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 466
equivalence description: [Formerly known as BLACK SHELLY TILL.] Donner, 1960; 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103797
type: Concept
is lexicon entry: BECL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1983
equivalence description: [Formerly known as HIGH-LEVEL MARINE SHELL BED.] Sutherland, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103798
type: Concept
is lexicon entry: BECS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 333
equivalence description: [Formerly known as BECTON SAND - Old code was also BECS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103799
type: Concept
is lexicon entry: BED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3132
equivalence description: [Formerly known as OLD RED SANDSTONE - Old code was ORS.] Classified as 'Old Red Sandstone' by Morton and other authors.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103800
type: Concept
is lexicon entry: BEDNM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 348
equivalence description: [Formerly known as BEDROCK GEOLOGY NOT MAPPED [FOR DIGITAL MAP USE ONLY] - Old code was also BEDNM.] Wording revised to remove confusion about the use of the term and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103801
type: Concept
is lexicon entry: BEDOF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3120
equivalence description: [Formerly known as OFFSHORE BEDROCK NOT MAPPED [FOR DIGITAL MAP USE ONLY] - Old code was also BEDOF.] Wording revised to remove confusion about the use of the term and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103802
type: Concept
is lexicon entry: BEDRA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 374
equivalence description: [Formerly known as BEINN EDRA GROUP.] Anderson and Dunham, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103803
type: Concept
is lexicon entry: BEG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 376
equivalence description: [Formerly known as BELDIN GILL GANISTER FORMATION - Old code was also BEG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103804
type: Concept
is lexicon entry: BEGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 641
equivalence description: [Formerly known as BROWN SANDS AND GRAVELS.] Campbell, 1934.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103805
type: Concept
is lexicon entry: BEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 386
equivalence description: [Formerly known as BEMBRIDGE LIMESTONE - Old code was also BEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103806
type: Concept
is lexicon entry: BELB
has equivalence type: OBSLTE
has equivalent lexicon entry: UORS
equivalence description: [Formerly known as UPPER OLD RED SANDSTONE.] McCallien, 1927

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103807
type: Concept
is lexicon entry: BELL
has equivalence type: LATRL
has equivalent lexicon entry: st 169
equivalence description: [Otherwise known as CARRITETH COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103808
type: Concept
is lexicon entry: BEN
has equivalence type: LATRL
has equivalent lexicon entry: st 393
equivalence description: [Otherwise known as H.] Btitish Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103809
type: Concept
is lexicon entry: BEN
has equivalence type: LATRL
has equivalent lexicon entry: QCO
equivalence description: [Otherwise known as QUEEN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103810
type: Concept
is lexicon entry: BENM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3193
equivalence description: [Formerly known as PALE SUITE OF BEN MORE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103811
type: Concept
is lexicon entry: BENS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 402
equivalence description: [Formerly known as BENSCLIFFE AGGLOMERATE.] (Worssam, B C and Old, R A, 1988).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103812
type: Concept
is lexicon entry: BENS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1530
equivalence description: [Formerly known as FELSITIC AGGLOMERATE.] (Watts, W W, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103813
type: Concept
is lexicon entry: BENT
has equivalence type: LATRL
has equivalent lexicon entry: st 344
equivalence description: [Otherwise known as G1.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103814
type: Concept
is lexicon entry: BENT
has equivalence type: LATRL
has equivalent lexicon entry: st 672
equivalence description: [Otherwise known as PRINCE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103815
type: Concept
is lexicon entry: BENT
has equivalence type: LATRL
has equivalent lexicon entry: st 842
equivalence description: [Otherwise known as TOP YARD COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103816
type: Concept
is lexicon entry: BEOQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 407
equivalence description: [Formerly known as BEOIL QUARTZITE.] (Treagus, J E and King, G, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103817
type: Concept
is lexicon entry: BEOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 408
equivalence description: [Formerly known as BEOIL SCHIST.] (Treagus, J E and King, G, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103818
type: Concept
is lexicon entry: BER
has equivalence type: OBSLTE
has equivalent lexicon entry: BER
equivalence description: [Formerly known as BERLLAN BEDS - Old code was also BER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103819
type: Concept
is lexicon entry: BER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 411
equivalence description: [Formerly known as BERLLAN FORMATION - Old code was also BER.] Warren et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103820
type: Concept
is lexicon entry: BERE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3078
equivalence description: [Formerly known as NORTH SEA DRIFT FORMATION (PART OF).] Reid, 1882; Banham, 1988; Hart and Boulton, 1991; Lunkka, 1994; Bowen et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103821
type: Concept
is lexicon entry: BES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 222
equivalence description: [Formerly known as BALLBROOK SANDSTONE MEMBER.] Holdsworth, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103822
type: Concept
is lexicon entry: BESC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 388
equivalence description: [Formerly known as BEN EAGACH SCHIST - Old code was DBBE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103823
type: Concept
is lexicon entry: BET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 415
equivalence description: [Formerly known as BETTON BEDS - Old code was BTB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103824
type: Concept
is lexicon entry: BET
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 416
equivalence description: [Formerly known as BETTON MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103825
type: Concept
is lexicon entry: BF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 669
equivalence description: [Formerly known as BUDE SANDSTONES.] Owen, 1934.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103826
type: Concept
is lexicon entry: BF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 994
equivalence description: [Formerly known as COCKINGTON BEDS.] In part. Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103827
type: Concept
is lexicon entry: BF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1841
equivalence description: [Formerly known as GREENCLIFF BEDS.] Prentice, 1960

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103828
type: Concept
is lexicon entry: BF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2839
equivalence description: [Formerly known as MIDDLE CULM.] Ussher, 1887; 1892

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103829
type: Concept
is lexicon entry: BF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2941
equivalence description: [Formerly known as MORCHARD-TYPE CULM.] Ussher, 1887.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103830
type: Concept
is lexicon entry: BFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 88
equivalence description: [Formerly known as ANDESITE AND DACITE GROUPS.] Clark, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103831
type: Concept
is lexicon entry: BFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 436
equivalence description: [Formerly known as BIRKER FELL ANDESITE GROUP.] Oliver, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103832
type: Concept
is lexicon entry: BFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2510
equivalence description: [Formerly known as LOWER ANDESITE.] Firman, 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103833
type: Concept
is lexicon entry: BFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4300
equivalence description: [Formerly known as ULLSWATER GROUP.] Moseley, 1960, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103834
type: Concept
is lexicon entry: BFB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2520
equivalence description: [Formerly known as LOWER BROADFORD BEDS.] Now divided into Breakish Formation (~ Lower Broadford Beds) and Ardnish Formation (~ Upper Broadford Beds); where possible on Skye.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103835
type: Concept
is lexicon entry: BFB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4337
equivalence description: [Formerly known as UPPER BROADFORD BEDS.] Now divided into Breakish Formation (~ Lower Broadford Beds) and Ardnish Formation (~ Upper Broadford Beds); where possible on Skye.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103836
type: Concept
is lexicon entry: BFCO
has equivalence type: LATRL
has equivalent lexicon entry: UBCO
equivalence description: [Otherwise known as UAMH BHEAG CONGLOMERATE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103837
type: Concept
is lexicon entry: BFDMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103838
type: Concept
is lexicon entry: BFDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 420
equivalence description: [Formerly known as BIFIDUS BEDS.] Cox, and Wells, 1921. Quarterly Journal of the Geological Society of London, Vol.76.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103839
type: Concept
is lexicon entry: BFDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 423
equivalence description: [Formerly known as BIFIDUS SLATES.] Jones, 1932. Quarterly Journal of the Geological Society of London, Vol.89.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103840
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 28
equivalence description: [Formerly known as ABBOTSHAM BEDS.] Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103841
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 29
equivalence description: [Formerly known as ABBOTSHAM FORMATION.] De Raaf et al. 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103842
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 419
equivalence description: [Formerly known as BIDEFORD GROUP.] De Raaf et al., 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103843
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: CKF
equivalence description: [Formerly known as CRACKINGTON FORMATION.] In part. Edmonds et al. 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103844
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3079
equivalence description: [Formerly known as NORTHAM BEDS.] Prentice, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103845
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3080
equivalence description: [Formerly known as NORTHAM FORMATION.] De Raaf et al. 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103846
type: Concept
is lexicon entry: BFF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4591
equivalence description: [Formerly known as WESTWARD HO FORMATION.] De Raaf et al, 1965

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103847
type: Concept
is lexicon entry: BFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 400
equivalence description: [Formerly known as BENCLIFF GRIT - Old code was also BFG.] Of Blake and Hudleston (1877).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103848
type: Concept
is lexicon entry: BFG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 401
equivalence description: [Formerly known as BENCLIFF GRIT SERIES.] Of Blake and Hudleston (1877).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103849
type: Concept
is lexicon entry: BFL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 547
equivalence description: [Formerly known as BOWFELL LINKS MEMBER - Old code was also BFL.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103850
type: Concept
is lexicon entry: BFLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3413
equivalence description: [Formerly known as PSAMMOSTEUS LIMESTONE - Old code was PSL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103851
type: Concept
is lexicon entry: BFMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 422
equivalence description: [Formerly known as BIFIDUS SLATE FORMATION AND MURCHISONI BEDS [UNDIFFERENTIATED] - Old code was also BFMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103852
type: Concept
is lexicon entry: BFO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 769
equivalence description: [Formerly known as CANDLESTON OOLITE.] George, 1933.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103853
type: Concept
is lexicon entry: BG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 605
equivalence description: [Formerly known as BRIELE GROUND FORMATION - Old code was also BG.] The name Brielle Ground Formation was proposed by the Dutch Geological Survey as the precise correlation of offshore Pliocene deposits with the onshore Oosterhout and Maasluis Formations.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103854
type: Concept
is lexicon entry: BGCO
has equivalence type: LATRL
has equivalent lexicon entry: st 719
equivalence description: [Otherwise known as ROCK COAL + LITTLE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103855
type: Concept
is lexicon entry: BGCO
has equivalence type: LATRL
has equivalent lexicon entry: st 760
equivalence description: [Otherwise known as SIX FEET COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103856
type: Concept
is lexicon entry: BGCON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 389
equivalence description: [Formerly known as BEN GRIAM LOWER ARKOSE - Old code was BGLA.] (1 of 4 replaced)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103857
type: Concept
is lexicon entry: BGCON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 390
equivalence description: [Formerly known as BEN GRIAM LOWER CONGLOMERATE - Old code was BGLC.] (2 of 4 replaced)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103858
type: Concept
is lexicon entry: BGCON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 391
equivalence description: [Formerly known as BEN GRIAM UPPER ARKOSE - Old code was BGUA.] (4 of 4 replaced)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103859
type: Concept
is lexicon entry: BGCON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 392
equivalence description: [Formerly known as BEN GRIAM UPPER CONGLOMERATE - Old code was BGUC.] (3 of 4 replaced)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103860
type: Concept
is lexicon entry: BGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 650
equivalence description: [Formerly known as BRYN-GLAS GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103861
type: Concept
is lexicon entry: BGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 651
equivalence description: [Formerly known as BRYN-GLAS MUDSTONES.] Jones, 1909.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103862
type: Concept
is lexicon entry: BGGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 367
equivalence description: [Formerly known as BEENHAM GRANGE GRAVEL - Old code was also BGGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103863
type: Concept
is lexicon entry: BGGR
has equivalence type: OBSLTE
has equivalent lexicon entry: VLGR
equivalence description: [Formerly known as VALLEY GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103864
type: Concept
is lexicon entry: BGL
has equivalence type: LATRL
has equivalent lexicon entry: st 645
equivalence description: [Otherwise known as PEN Y GADAIR VOLCANIC FORMATION.] Pratt, Woodhall and Howells, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103865
type: Concept
is lexicon entry: BGL
has equivalence type: LATRL
has equivalent lexicon entry: st 746
equivalence description: [Otherwise known as SERW VOLCANIC FORMATION.] Equivalent in part: Lynas, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103866
type: Concept
is lexicon entry: BGL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 83
equivalence description: [Formerly known as BASIC VOLCANIC GROUP.] Wells, 1925

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103867
type: Concept
is lexicon entry: BGN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 218
equivalence description: [Formerly known as BALLAGAN CEMENTSTONE FORMATION - Old code was BNCF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103868
type: Concept
is lexicon entry: BGN
has equivalence type: OBSLTE
has equivalent lexicon entry: st 176
equivalence description: [Formerly known as CEMENTSTONE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103869
type: Concept
is lexicon entry: BGN
has equivalence type: OBSLTE
has equivalent lexicon entry: TYN
equivalence description: [Formerly known as TYNINGHAME FORMATION - Old code was TYN.] The Tyninghame Formation has been equated stratigraphically with, and incorporated within, the Ballagan Formation (Browne et al, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103870
type: Concept
is lexicon entry: BGRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2337
equivalence description: [Formerly known as LAVAS AND ASHES OF OLD RED SANDSTONE AGE.] BGS one-inch geological maps

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103871
type: Concept
is lexicon entry: BGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 204
equivalence description: [Formerly known as BAGSHOT BEDS - Old code was BGB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103872
type: Concept
is lexicon entry: BGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 205
equivalence description: [Formerly known as BAGSHOT SANDS - Old code was also BGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103873
type: Concept
is lexicon entry: BGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 201
equivalence description: [Formerly known as BAGINTON SAND.] This formed part of the current unit (Shotton, 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103874
type: Concept
is lexicon entry: BGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 202
equivalence description: [Formerly known as BAGINTON SAND AND GRAVEL - Old code was also BGSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103875
type: Concept
is lexicon entry: BGSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 203
equivalence description: [Formerly known as BAGINTON-LILLINGTON GRAVEL.] This formed part of the current unit (Shotton, 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103876
type: Concept
is lexicon entry: BGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 703
equivalence description: [Formerly known as BUSHLEY GREEN TERRACE.] (Wills, L J, 1958).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103877
type: Concept
is lexicon entry: BGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 705
equivalence description: [Formerly known as BUSHLEY GREEN TERRACE DEPOSITS - Old code was also BGT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103878
type: Concept
is lexicon entry: BGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 706
equivalence description: [Formerly known as BUSHLEY GREEN TERRACE DEPOSITS (RIVER SEVERN) - Old code was also BGT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103879
type: Concept
is lexicon entry: BGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1552
equivalence description: [Formerly known as FIFTH TERRACE (RIVER SEVERN).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103880
type: Concept
is lexicon entry: BGTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1143
equivalence description: [Formerly known as CROMER DIAMICTON.] Lunkka, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103881
type: Concept
is lexicon entry: BGTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1145
equivalence description: [Formerly known as CROMER MEMBER.] Bowen et al, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103882
type: Concept
is lexicon entry: BGTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2973
equivalence description: [Formerly known as MUNDESLEY DIAMICTON.] Lunkka, 1994

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103883
type: Concept
is lexicon entry: BGTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4166
equivalence description: [Formerly known as THIRD CROMER TILL.] Banham, 1968; Banham, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103884
type: Concept
is lexicon entry: BGV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 253
equivalence description: [Formerly known as BARNT GREEN VOLCANIC SERIES - Old code was also BGV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103885
type: Concept
is lexicon entry: BGYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 691
equivalence description: [Formerly known as BURGHY COAL - Old code was also BGYC.] Previous Lexicon spelling: possibly a typo but possibly a local alternative spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103886
type: Concept
is lexicon entry: BH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4726
equivalence description: [Formerly known as YOUNG SEA SANDS.] (Used in Dutch publications only).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103887
type: Concept
is lexicon entry: BHC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 182
equivalence description: [Formerly known as CHERT BEDS - Old code was CHBS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103888
type: Concept
is lexicon entry: BHCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 520
equivalence description: [Formerly known as BOHEESHANE CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103889
type: Concept
is lexicon entry: BHED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 487
equivalence description: [Formerly known as BLANKET HEAD (REGOLITH) - Old code was also BHED.] The regolith component of the original name is now coded separately to increase flexibility and precision of attribution.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103890
type: Concept
is lexicon entry: BHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 323
equivalence description: [Formerly known as BEACON HILL TUFF FORMATION - Old code was also BHF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103891
type: Concept
is lexicon entry: BHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 326
equivalence description: [Formerly known as BEACONSFIELD FLAGS.] Term probably used in error by Green et al, 1878.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103892
type: Concept
is lexicon entry: BHGL
has equivalence type: LATRL
has equivalent lexicon entry: LFXL
equivalence description: [Otherwise known as LOWER FOXTON LIMESTONE.] Correlative in the Felton area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103893
type: Concept
is lexicon entry: BHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 543
equivalence description: [Formerly known as BOVEY BEDS.] W A E Ussher, 1913.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103894
type: Concept
is lexicon entry: BHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 677
equivalence description: [Formerly known as BULLER'S HILL GRAVEL - Old code was also BHGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103895
type: Concept
is lexicon entry: BHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 678
equivalence description: [Formerly known as BULLER'S HILL GRAVEL FORMATION - Old code was also BHGR.] Rank reduced to Member on recommendation of RJO Hamblin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103896
type: Concept
is lexicon entry: BHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1891
equivalence description: [Formerly known as HALDON GRAVELS.] W A E Ussher, 1913.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103897
type: Concept
is lexicon entry: BHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4143
equivalence description: [Formerly known as TERTIARY BEDS.] De La Beche, 1839.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103898
type: Concept
is lexicon entry: BHHB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 382
equivalence description: [Formerly known as BELL'S HILL AND HOWDEN BURN GROUP - Old code was also BHHB.] (Mykura, 1960; Peach et al, 1910)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103899
type: Concept
is lexicon entry: BHHB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 383
equivalence description: [Formerly known as BELL'S HILL AND HOWDEN BURN VOLCANIC FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103900
type: Concept
is lexicon entry: BHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 461
equivalence description: [Formerly known as BLACK ROCK LIMESTONE - Old code was BRL.] pars. Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103901
type: Concept
is lexicon entry: BHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2568
equivalence description: [Formerly known as LOWER DOLOMITE - Old code was LD.] pars. Kellaway and Welch, 1955

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103902
type: Concept
is lexicon entry: BHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3264
equivalence description: [Formerly known as PENMAEN BURROWS LIMESTONE - Old code was PBL.] pars. Institute of the Geological Sciences, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103903
type: Concept
is lexicon entry: BHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3680
equivalence description: [Formerly known as RUDRY FORMATION.] pars. George et al. 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103904
type: Concept
is lexicon entry: BHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3847
equivalence description: [Formerly known as SHIPWAY LIMESTONE - Old code was SPWL.] pars. George et al., 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103905
type: Concept
is lexicon entry: BHLV
has equivalence type: LATRL
has equivalent lexicon entry: st 98
equivalence description: [Otherwise known as BELHELVIE PLUTON.] The name Belhelvie Basic (or mafic-ultramafic) Intrusion is preferred.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103906
type: Concept
is lexicon entry: BHMC
has equivalence type: LATRL
has equivalent lexicon entry: st 130
equivalence description: [Otherwise known as BOTTOM HAIGH MOOR COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103907
type: Concept
is lexicon entry: BHMC
has equivalence type: LATRL
has equivalent lexicon entry: st 511
equivalence description: [Otherwise known as LOW HAIGH COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103908
type: Concept
is lexicon entry: BHPT
has equivalence type: OBSLTE
has equivalent lexicon entry: PEAT
equivalence description: [Formerly known as PEAT.] On all pre-exisiting maps of the west Cumbria part of the Cumbria-Lancashire Catchment Subgroup area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103909
type: Concept
is lexicon entry: BHPT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3238
equivalence description: [Formerly known as PEAT AND SUBMERGED AND BURIED FOREST.] Trotter et al., 1937; Eastwood et al., 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103910
type: Concept
is lexicon entry: BHPT
has equivalence type: OBSLTE
has equivalent lexicon entry: SUF
equivalence description: [Formerly known as SUBMERGED FOREST.] Pickering, 1878.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103911
type: Concept
is lexicon entry: BHSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 628
equivalence description: [Formerly known as BROOMHOUSE FORMATION - Old code was also BHSE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103912
type: Concept
is lexicon entry: BHSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 675
equivalence description: [Formerly known as BULKELEY HILL FORMATION.] Rees and Wilson, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103913
type: Concept
is lexicon entry: BHSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2201
equivalence description: [Formerly known as KEUPER SANDSTONE PASSAGE BEDS.] Poole and Whiteman, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103914
type: Concept
is lexicon entry: BHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 555
equivalence description: [Formerly known as BOYN HILL GRAVEL FORMATION - Old code was also BHT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103915
type: Concept
is lexicon entry: BHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 556
equivalence description: [Formerly known as BOYN HILL TERRACE - Old code was also BHT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103916
type: Concept
is lexicon entry: BHTI
has equivalence type: LATRL
has equivalent lexicon entry: st 115
equivalence description: [Otherwise known as BLACKHALL MEMBER.] Of the East Durham Formation (Thomas, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103917
type: Concept
is lexicon entry: BHTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1369
equivalence description: [Formerly known as DURHAM LOWER TILL.] Francis, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103918
type: Concept
is lexicon entry: BHV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 318
equivalence description: [Formerly known as BATHGATE LAVAS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103919
type: Concept
is lexicon entry: BHV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 319
equivalence description: [Formerly known as BATHGATE VOLCANIC FORMATION - Old code was also BHV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103920
type: Concept
is lexicon entry: BHVF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 324
equivalence description: [Formerly known as BEACON HILL VOLCANIC GROUP.] Jones, 1932. Quarterly Journal of the Geological Society of London, Vol.89.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103921
type: Concept
is lexicon entry: BICO
has equivalence type: OBSLTE
has equivalent lexicon entry: BILC
equivalence description: [Formerly known as BILTON COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103922
type: Concept
is lexicon entry: BIDM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4172
equivalence description: [Formerly known as THIRD TERRACE OF THE OUSE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103923
type: Concept
is lexicon entry: BIES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3703
equivalence description: [Formerly known as SAND OF 25-FOOT DRIFT OF THE VALE OF YORK.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103924
type: Concept
is lexicon entry: BIGC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 424
equivalence description: [Formerly known as BIG VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103925
type: Concept
is lexicon entry: BIGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 427
equivalence description: [Formerly known as BIGHOUSE SANDSTONE FORMATION AND LOWER PART OF SANDSIDE SANDSTONE FORMATION.] Fletcher and Key, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103926
type: Concept
is lexicon entry: BIGR
has equivalence type: LATRL
has equivalent lexicon entry: N1LC
equivalence description: [Otherwise known as NO.1 LLANTWIT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103927
type: Concept
is lexicon entry: BILL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 384
equivalence description: [Formerly known as BELLSHILL CLAY MEMBER - Old code was also BILL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103928
type: Concept
is lexicon entry: BILL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 385
equivalence description: [Formerly known as BELLSHILL FORMATION - Old code was also BILL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103929
type: Concept
is lexicon entry: BIMB
has equivalence type: LATRL
has equivalent lexicon entry: st 710
equivalence description: [Otherwise known as RETICULOCERAS BILINGUE MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103930
type: Concept
is lexicon entry: BIMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4727
equivalence description: [Formerly known as [RETICULOCERAS] BILINGUE MARINE BAND - Old code was also BIMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103931
type: Concept
is lexicon entry: BIMB1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3533
equivalence description: [Formerly known as RETICULOCERAS BILINGUE MARINE BAND [R2B1].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103932
type: Concept
is lexicon entry: BIMB2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3534
equivalence description: [Formerly known as RETICULOCERAS BILINGUE MARINE BAND [R2B2].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103933
type: Concept
is lexicon entry: BIMB3
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3535
equivalence description: [Formerly known as RETICULOCERAS BILINGUE MARINE BAND [R2B3].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103934
type: Concept
is lexicon entry: BIN
has equivalence type: OBSLTE
has equivalent lexicon entry: DRTM
equivalence description: [Formerly known as DARTMOUTH GROUP.] (Sedgwick, A, 1852. Part of Dartmouth Group).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103935
type: Concept
is lexicon entry: BIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1223
equivalence description: [Formerly known as DARTMOUTH SLATES.] (Ussher, W A E, 1891. Part of Dartmouth Slates).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103936
type: Concept
is lexicon entry: BINS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 433
equivalence description: [Formerly known as BINNEND SANDSTONE MEMBER - Old code was also BINS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103937
type: Concept
is lexicon entry: BIRV
has equivalence type: LATRL
has equivalent lexicon entry: KT
equivalence description: [Otherwise known as KELSO VOLCANIC FORMATION.] Correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103938
type: Concept
is lexicon entry: BIRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 441
equivalence description: [Formerly known as BIRRENSWARK LAVAS - Old code was BIL.] Pallister, 1952; Lumsden et al, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103939
type: Concept
is lexicon entry: BIRV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 442
equivalence description: [Formerly known as BIRRENSWARK VOLCANIC GROUP.] McRobert, 1920

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103940
type: Concept
is lexicon entry: BISG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 443
equivalence description: [Formerly known as BIRSTALL SAND AND GRAVEL - Old code was also BISG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103941
type: Concept
is lexicon entry: BISG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 444
equivalence description: [Formerly known as BIRSTALL TERRACE.] (Rice, R J, 1968).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103942
type: Concept
is lexicon entry: BISHM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 447
equivalence description: [Formerly known as BISHOPSTON FORMATION.] Cleal and Thomas, 1996.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103943
type: Concept
is lexicon entry: BISHM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2886
equivalence description: [Formerly known as MIDDLE SHALE(S) (GROUP).] George, 2001.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103944
type: Concept
is lexicon entry: BJMB
has equivalence type: LATRL
has equivalent lexicon entry: st 260
equivalence description: [Otherwise known as DITTON MARINE BAND.] Local name in the Lancashire Coalfield area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103945
type: Concept
is lexicon entry: BJMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 260
equivalence description: [Formerly known as DITTON MARINE BAND.] Local name in the Lancashire Coalfield area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103946
type: Concept
is lexicon entry: BKB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 435
equivalence description: [Formerly known as BIRKBY FELL MEMBER - Old code was also BKB.] Lithological epithet added (D Millward) 04/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103947
type: Concept
is lexicon entry: BKBD
has equivalence type: LATRL
has equivalent lexicon entry: st 92
equivalence description: [Otherwise known as BEDS C TO H.] Equivalent to Beds C to H of Dodsworth, 1996

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103948
type: Concept
is lexicon entry: BKBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4
equivalence description: [Formerly known as "EXPANDED STANDARD BLACK BAND SUCCESSION".] Wood et al., 1997

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103949
type: Concept
is lexicon entry: BKBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 280
equivalence description: [Formerly known as BASAL BEDS.] Upper part of the Basal Beds, including the Black Band (Gaunt et al., 1992)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103950
type: Concept
is lexicon entry: BKBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1589
equivalence description: [Formerly known as FLIXTON MEMBER.] upper part of Flixton Member of Jeans, 1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103951
type: Concept
is lexicon entry: BKBD
has equivalence type: OBSLTE
has equivalent lexicon entry: PLMA
equivalence description: [Formerly known as PLENUS MARLS MEMBER.] Upper part of the Plenus Marls Member of Witham, 1991

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103952
type: Concept
is lexicon entry: BKBD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4497
equivalence description: [Formerly known as VARIEGATED BEDS.] Wood and Mortimore, 1995

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103953
type: Concept
is lexicon entry: BKCC
has equivalence type: LATRL
has equivalent lexicon entry: st 591
equivalence description: [Otherwise known as MOORLAND COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103954
type: Concept
is lexicon entry: BKD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4711
equivalence description: [Formerly known as YELLOW SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103955
type: Concept
is lexicon entry: BKGR
has equivalence type: LATRL
has equivalent lexicon entry: st 154
equivalence description: [Otherwise known as BURIED GRAVEL LAYER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103956
type: Concept
is lexicon entry: BKGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 532
equivalence description: [Formerly known as BOTHKENNAR GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103957
type: Concept
is lexicon entry: BKGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 533
equivalence description: [Formerly known as BOTHKENNAR GRAVEL FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103958
type: Concept
is lexicon entry: BKHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 452
equivalence description: [Formerly known as BLACK HILL INTRUSION - Old code was also BKHI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103959
type: Concept
is lexicon entry: BKHM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 665
equivalence description: [Formerly known as BUCKLANDS CLAYS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103960
type: Concept
is lexicon entry: BKI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2869
equivalence description: [Formerly known as MIDDLE OLD RED SANDSTONE - Old code was MOR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103961
type: Concept
is lexicon entry: BKME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 456
equivalence description: [Formerly known as BLACK METALS.] Clough et al., 1916.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103962
type: Concept
is lexicon entry: BKR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1702
equivalence description: [Formerly known as GAWTHWAITE SANDSTONE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103963
type: Concept
is lexicon entry: BKR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2545
equivalence description: [Formerly known as LOWER COLDWELL BEDS - Old code was LCW.] This term is obsolete. The original LCW as defined by Marr (1878) is partly synonymous with the Birk Riggs Formation (Kneller, 1990), which includes the sandstones of the LCW and also the underlying "expanded hemipelagite" where present.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103964
type: Concept
is lexicon entry: BKSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 437
equivalence description: [Formerly known as BIRKHILL SHALES - Old code was also BKSH.] Lapworth 1878

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103965
type: Concept
is lexicon entry: BLAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 477
equivalence description: [Formerly known as BLADON BEDS AND KEMBLE BEDS.] Arkell, W J, 1931; Arkell, W J, 1947.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103966
type: Concept
is lexicon entry: BLAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1554
equivalence description: [Formerly known as FIMBRIATA-WALTONI BED (SENSU LATO) AND UPPER EPITHYRIS BED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103967
type: Concept
is lexicon entry: BLAD
has equivalence type: OBSLTE
has equivalent lexicon entry: FMB
equivalence description: [Formerly known as FOREST MARBLE FORMATION.] This unit has been included in Forest Marble Formation by some workers, see Sumbler, M G, 1984, table 2.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103968
type: Concept
is lexicon entry: BLAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2168
equivalence description: [Formerly known as KEMBLE BEDS.] Barker, M J, 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103969
type: Concept
is lexicon entry: BLAK
has equivalence type: LATRL
has equivalent lexicon entry: st 895
equivalence description: [Otherwise known as VICTORIA COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103970
type: Concept
is lexicon entry: BLAS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 101
equivalence description: [Formerly known as BEN LAWERS SCHIST - Old code was DBBL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103971
type: Concept
is lexicon entry: BLAW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 486
equivalence description: [Formerly known as BLANE WATER FORMATION - Old code was also BLAW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103972
type: Concept
is lexicon entry: BLB
has equivalence type: LATRL
has equivalent lexicon entry: HWH
equivalence description: [Otherwise known as HARWICH FORMATION.] Used in some areas to include rocks formerly described as Blackheath Beds.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103973
type: Concept
is lexicon entry: BLBC
has equivalence type: LATRL
has equivalent lexicon entry: st 76
equivalence description: [Otherwise known as BARCELONA COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103974
type: Concept
is lexicon entry: BLBC
has equivalence type: LATRL
has equivalent lexicon entry: st 123
equivalence description: [Otherwise known as BLOCKING BED COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103975
type: Concept
is lexicon entry: BLBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 484
equivalence description: [Formerly known as BLAKE BROW MEMBER - Old code was also BLBR.] Lithological epithet added [D Millward] 11/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103976
type: Concept
is lexicon entry: BLCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3782
equivalence description: [Formerly known as SEAFORD AND NEWHAVEN CHALK.] Bristow, 1990.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103977
type: Concept
is lexicon entry: BLCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1513
equivalence description: [Formerly known as FAIRMILEHEAD, BRAIDS AND BLACKFORD.] (Included in the volcanic rocks of Fairmilehead, Braids and Blackford by Mykura, W (1960), who considered them to be younger than those of the Pentland Hills).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103978
type: Concept
is lexicon entry: BLCV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 494
equivalence description: [Formerly known as BLIND COVE MEMBER - Old code was also BLCV.] Lithological epithet added [D Millward] 11/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103979
type: Concept
is lexicon entry: BLEA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 491
equivalence description: [Formerly known as BLEAWATH FORMATION - Old code was also BLEA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103980
type: Concept
is lexicon entry: BLEN
has equivalence type: LATRL
has equivalent lexicon entry: st 122
equivalence description: [Otherwise known as BLENFIRE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103981
type: Concept
is lexicon entry: BLEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 492
equivalence description: [Formerly known as BLENFIRE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103982
type: Concept
is lexicon entry: BLFM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 380
equivalence description: [Formerly known as BELFAST MARLS MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103983
type: Concept
is lexicon entry: BLFM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1744
equivalence description: [Formerly known as GLAUCONITIC SANDS.] Tate, 1865

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103984
type: Concept
is lexicon entry: BLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 502
equivalence description: [Formerly known as BLUE LIAS - Old code was also BLI.] (a) in the sense of Smith, W, 1799, MS. (b) also corresponds with the Blue Lias (in the sense of Williams, B J and Whittaker, A, 1974; Edmonds, E A, et al, 1965; Old, R A, et al, 1987; Worssam, B C, et al, 1989) plus underlying mainly clay/mudstone unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103985
type: Concept
is lexicon entry: BLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 503
equivalence description: [Formerly known as BLUE LIAS (OBSOLETE CODE: USE BLI) - Old code was BLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103986
type: Concept
is lexicon entry: BLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2700
equivalence description: [Formerly known as LYME REGIS BEDS.] Woodward, H B and Ussher, W A E, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103987
type: Concept
is lexicon entry: BLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 364
equivalence description: [Formerly known as BEE LOW FORMATION - Old code was also BLL.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103988
type: Concept
is lexicon entry: BLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 365
equivalence description: [Formerly known as BEE LOW GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103989
type: Concept
is lexicon entry: BLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 366
equivalence description: [Formerly known as BEE LOW LIMESTONES - Old code was also BLL.] Stevenson and Gaunt, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103990
type: Concept
is lexicon entry: BLLC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 676
equivalence description: [Formerly known as BULL VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103991
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 881
equivalence description: [Formerly known as CHARLESTOWN MAIN LIMESTONE - Old code was CNMA.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103992
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1266
equivalence description: [Formerly known as DOCKRA LIMESTONE - Old code was DOLS.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103993
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1294
equivalence description: [Formerly known as DOUGLAS WEE LIMESTONE - Old code was DWLS.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103994
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2887
equivalence description: [Formerly known as MIDDLE SKATERAW LIMESTONE - Old code was MSKL.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103995
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2888
equivalence description: [Formerly known as MIDDLE SKATERAW LIMESTONE AND UPPER SKATERAW LIMESTONE (UNDIFFERENTIATED) - Old code was MUSKL.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103996
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3074
equivalence description: [Formerly known as NORTH GREENS LIMESTONE - Old code was NOGL.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103997
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4113
equivalence description: [Formerly known as TARTRAVEN LIMESTONE - Old code was TAR.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103998
type: Concept
is lexicon entry: BLLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4471
equivalence description: [Formerly known as UPPER SKATERAW LIMESTONE - Old code was USKL.] Redundant full synonym; Browne, M A E and 5 others, 1999, table 4, p16.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/103999
type: Concept
is lexicon entry: BLM
has equivalence type: LATRL
has equivalent lexicon entry: SHAN
equivalence description: [Otherwise known as SHANMULLAGH FORMATION.] The lower part of the original Ballinamallard Mudstone Formation, of Devonian age, is now separated off as the Shanmullagh Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104000
type: Concept
is lexicon entry: BLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 223
equivalence description: [Formerly known as BALLINAMALLARD FORMATION.] Geological Survey of Northern Ireland, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104001
type: Concept
is lexicon entry: BLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1262
equivalence description: [Formerly known as DINGLE BEDS.] Geological Survey of Northern Ireland, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104002
type: Concept
is lexicon entry: BLMO
has equivalence type: LATRL
has equivalent lexicon entry: st 621
equivalence description: [Otherwise known as OAKLEY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104003
type: Concept
is lexicon entry: BLO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 339
equivalence description: [Formerly known as BED 4 OOLITE GROUP.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104004
type: Concept
is lexicon entry: BLO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2872
equivalence description: [Formerly known as MIDDLE OOLITE.] Owen et al. 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104005
type: Concept
is lexicon entry: BLPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1014
equivalence description: [Formerly known as COMBINED CHELTENHAM AND STANWAY HILL FORMATIONS.] Parsons, C F, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104006
type: Concept
is lexicon entry: BLPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2592
equivalence description: [Formerly known as LOWER INFERIOR OOLITE.] Buckman, J, 1901, 1905.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104007
type: Concept
is lexicon entry: BLPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2593
equivalence description: [Formerly known as LOWER INFERIOR OOLITE FORMATION.] Mudge, D C, 1978a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104008
type: Concept
is lexicon entry: BLQU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3207
equivalence description: [Formerly known as PART OF CREAG LEACACH QUARTZITE.] (Upton, 1986).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104009
type: Concept
is lexicon entry: BLRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 481
equivalence description: [Formerly known as BLAIR FLAGS AND SHALES.] Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104010
type: Concept
is lexicon entry: BLRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 482
equivalence description: [Formerly known as BLAIR SHALES - Old code was also BLRS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104011
type: Concept
is lexicon entry: BLSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1723
equivalence description: [Formerly known as GLACIAL SANDS AND GRAVELS.] Read, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104012
type: Concept
is lexicon entry: BLSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 467
equivalence description: [Formerly known as BLACK SLATE AND CHERT.] Informal - Jehu, T J and Campbell, R, 1917

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104013
type: Concept
is lexicon entry: BLSS
has equivalence type: LATRL
has equivalent lexicon entry: STS
equivalence description: [Otherwise known as SARCLET SANDSTONE.] Crampton and Carruthers, 1914, p.3.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104014
type: Concept
is lexicon entry: BLSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 569
equivalence description: [Formerly known as BRAEMORE SANDSTONE FORMATION - Old code was BRSS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104015
type: Concept
is lexicon entry: BLSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 570
equivalence description: [Formerly known as BRAEMORE SANDSTONES.] Crampton and Carruthers, 1914, pp26 - 27.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104016
type: Concept
is lexicon entry: BLTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2102
equivalence description: [Formerly known as INLAND SERIES TILL.] of Hall. 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104017
type: Concept
is lexicon entry: BLUS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 394
equivalence description: [Formerly known as BEN LUI SCHIST - Old code was DBBU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104018
type: Concept
is lexicon entry: BLYCO
has equivalence type: LATRL
has equivalent lexicon entry: st 557
equivalence description: [Otherwise known as MANOR COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104019
type: Concept
is lexicon entry: BLYT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4449
equivalence description: [Formerly known as UPPER PERMIAN MARLS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104020
type: Concept
is lexicon entry: BLZ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 257
equivalence description: [Formerly known as BARR LIMESTONE - Old code was also BLZ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104021
type: Concept
is lexicon entry: BLZ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4681
equivalence description: [Formerly known as WOOLHOPE LIMESTONE.] Whitehead and Eastwood, 1927. Correlation disproved by Bassett, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104022
type: Concept
is lexicon entry: BM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 377
equivalence description: [Formerly known as BELEMNITE BEDS.] Woodward, H B and Ussher, W A E, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104023
type: Concept
is lexicon entry: BM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 378
equivalence description: [Formerly known as BELEMNITE MARLS - Old code was also BM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104024
type: Concept
is lexicon entry: BM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4010
equivalence description: [Formerly known as STOMEBARROW BEDS.] Woodward, H B and Ussher, W A E, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104025
type: Concept
is lexicon entry: BMC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 231
equivalence description: [Formerly known as BALLYMAGARRY CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104026
type: Concept
is lexicon entry: BMCG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 279
equivalence description: [Formerly known as BARYTES MINE CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104027
type: Concept
is lexicon entry: BMCN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3069
equivalence description: [Formerly known as NORITIC DYKES OF THE SCOURIE DYKE SWARM.] Tarney and Weaver, 1987

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104028
type: Concept
is lexicon entry: BMCN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3776
equivalence description: [Formerly known as SCOURIE METACLINOPYROXENE-NORITE SUBSWARM - Old code was SCOMN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104029
type: Concept
is lexicon entry: BMCO
has equivalence type: LATRL
has equivalent lexicon entry: st 86
equivalence description: [Otherwise known as BASSY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104030
type: Concept
is lexicon entry: BMCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 313
equivalence description: [Formerly known as BASSY MINE - Old code was also BMCO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104031
type: Concept
is lexicon entry: BME
has equivalence type: LATRL
has equivalent lexicon entry: WAWK
equivalence description: [Otherwise known as WARWICKSHIRE GROUP.] See Powell et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104032
type: Concept
is lexicon entry: BME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 265
equivalence description: [Formerly known as BARREN MEASURES (NOW GROUP) - Old code was also BME.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104033
type: Concept
is lexicon entry: BME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 984
equivalence description: [Formerly known as COAL MEASURES, UPPER (E & W) - Old code was UCM.] Red beds part, etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104034
type: Concept
is lexicon entry: BME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3495
equivalence description: [Formerly known as RED BARREN COAL MEASURES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104035
type: Concept
is lexicon entry: BMET
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104036
type: Concept
is lexicon entry: BMI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2196
equivalence description: [Formerly known as KEUPER MARL, UPPER - Old code was UKM.] Upper Keuper Marl (formal).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104037
type: Concept
is lexicon entry: BMI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2820
equivalence description: [Formerly known as MERCIA MUDSTONE GROUP (UPPER DIVISION) - Old code was MMG.] Upper division of Mercia Mudstone Group. (Informal).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104038
type: Concept
is lexicon entry: BMIC
has equivalence type: LATRL
has equivalent lexicon entry: st 112
equivalence description: [Otherwise known as BLACK MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104039
type: Concept
is lexicon entry: BMIC
has equivalence type: LATRL
has equivalent lexicon entry: st 668
equivalence description: [Otherwise known as POYNTON FOUR FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104040
type: Concept
is lexicon entry: BMIC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 457
equivalence description: [Formerly known as BLACK MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104041
type: Concept
is lexicon entry: BMN
has equivalence type: LATRL
has equivalent lexicon entry: st 203
equivalence description: [Otherwise known as COLEBY MUDSTONES FORMATION..] Brant Mudstone Formation is equivalent to the lower part of Coleby Mudstone Formation, Sheet 89.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104042
type: Concept
is lexicon entry: BMNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3695
equivalence description: [Formerly known as SALTHILL BANK BEDS.] Miller and Grayson, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104043
type: Concept
is lexicon entry: BMNT
has equivalence type: LATRL
has equivalent lexicon entry: st 406
equivalence description: [Otherwise known as HARVEY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104044
type: Concept
is lexicon entry: BMNT
has equivalence type: LATRL
has equivalent lexicon entry: st 598
equivalence description: [Otherwise known as N.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104045
type: Concept
is lexicon entry: BMO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2097
equivalence description: [Formerly known as INFRA-KILRANNY GREYWACKES.] Williams, 1962

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104046
type: Concept
is lexicon entry: BMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 622
equivalence description: [Formerly known as BRONZITE PICRITE DYKES OF THE SCOURIE DYKE SWARM.] Tarney and Weaver, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104047
type: Concept
is lexicon entry: BMPP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1671
equivalence description: [Formerly known as GAIRBEINN PSAMMITE FORMATION.] Haselock, 1982; BGS 1996.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104048
type: Concept
is lexicon entry: BMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4613
equivalence description: [Formerly known as WHITE LIMESTONE MEMBER.] Marr, 1916; McNamara, 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104049
type: Concept
is lexicon entry: BMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2202
equivalence description: [Formerly known as KEUPER SANDSTONE, LOWER - Old code was LKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104050
type: Concept
is lexicon entry: BMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1989
equivalence description: [Formerly known as HIGHLAND BORDER GRITS.] Tremlett, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104051
type: Concept
is lexicon entry: BMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1990
equivalence description: [Formerly known as HIGHLAND BORDER SANDSTONES.] Bluck, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104052
type: Concept
is lexicon entry: BMSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2457
equivalence description: [Formerly known as LOCH LOMOND CLASTICS.] Henderson and Robertson, 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104053
type: Concept
is lexicon entry: BMTBC
has equivalence type: LATRL
has equivalent lexicon entry: st 752
equivalence description: [Otherwise known as SHILBURNHAUGH COAL (?).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104054
type: Concept
is lexicon entry: BNB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 637
equivalence description: [Formerly known as BROWN BANK BED.] Oele, E, 1971. Geologie En Mijnbouw, Vol.50, p.461-474.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104055
type: Concept
is lexicon entry: BNBF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 642
equivalence description: [Formerly known as BROWNBER PEBBLE BED - Old code was BRP.] Includes beds formerly referred to the Orton Sandstone.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104056
type: Concept
is lexicon entry: BNBM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 90
equivalence description: [Formerly known as ANGULATA CLAYS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104057
type: Concept
is lexicon entry: BNBM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 91
equivalence description: [Formerly known as ANGULATUM CLAYS - Old code was ANGC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104058
type: Concept
is lexicon entry: BNBM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 250
equivalence description: [Formerly known as BARNBY CLAYS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104059
type: Concept
is lexicon entry: BNCO
has equivalence type: LATRL
has equivalent lexicon entry: st 107
equivalence description: [Otherwise known as BIN MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104060
type: Concept
is lexicon entry: BNCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 429
equivalence description: [Formerly known as BIN MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104061
type: Concept
is lexicon entry: BND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 244
equivalence description: [Formerly known as BANNISDALE SLATES - Old code was BASL.] (Aveline and Hughes, 1872, after Sedgwick).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104062
type: Concept
is lexicon entry: BNED
has equivalence type: LATRL
has equivalent lexicon entry: st 133
equivalence description: [Otherwise known as BOTTOM NEDDY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104063
type: Concept
is lexicon entry: BNED
has equivalence type: LATRL
has equivalent lexicon entry: st 247
equivalence description: [Otherwise known as DANDY COAL.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104064
type: Concept
is lexicon entry: BNED
has equivalence type: LATRL
has equivalent lexicon entry: st 248
equivalence description: [Otherwise known as DANDY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104065
type: Concept
is lexicon entry: BNED
has equivalence type: OBSLTE
has equivalent lexicon entry: st 132
equivalence description: [Formerly known as BOTTOM NEDDY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104066
type: Concept
is lexicon entry: BNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 260
equivalence description: [Formerly known as BARRAS NOSE BEDS.] Dewey, 1909.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104067
type: Concept
is lexicon entry: BNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2515
equivalence description: [Formerly known as LOWER BLUE-BLACK SLATES.] Parkinson, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104068
type: Concept
is lexicon entry: BNG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 652
equivalence description: [Formerly known as BU NESS GROUP - Old code was also BNG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104069
type: Concept
is lexicon entry: BNH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 640
equivalence description: [Formerly known as BROWN HOWE MEMBER - Old code was also BNH.] Lithological epithet added [D Millward] 07/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104070
type: Concept
is lexicon entry: BNK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 232
equivalence description: [Formerly known as BALNAKIEL GROUP.] (Peach et al., 1907; Phemister, 1960)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104071
type: Concept
is lexicon entry: BNKL
has equivalence type: LATRL
has equivalent lexicon entry: SML
equivalence description: [Otherwise known as SMIDDY LIMESTONE.] Probable correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104072
type: Concept
is lexicon entry: BNLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2136
equivalence description: [Formerly known as JUNCTION BED.] sensu lato.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104073
type: Concept
is lexicon entry: BNLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2137
equivalence description: [Formerly known as JUNCTION BED AND MARLSTONE [ROCK BED].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104074
type: Concept
is lexicon entry: BNLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4545
equivalence description: [Formerly known as WATTON BED.] Buckman, J, 1922.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104075
type: Concept
is lexicon entry: BNMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1616
equivalence description: [Formerly known as FORMERLY INCLUDED IN CLARAGH SANDSTONE GROUP.] Simpson, 1954

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104076
type: Concept
is lexicon entry: BNSS
has equivalence type: LATRL
has equivalent lexicon entry: st 78
equivalence description: [Otherwise known as BARNS NESS EAST LIMESTONE.] This and the Barns Ness Limestone itself are now redundant/obsolete terms. Browne et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104077
type: Concept
is lexicon entry: BNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2066
equivalence description: [Formerly known as HYDRAULIC LIMESTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104078
type: Concept
is lexicon entry: BNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2067
equivalence description: [Formerly known as HYDRAULIC LIMESTONES - Old code was HYDL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104079
type: Concept
is lexicon entry: BNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2381
equivalence description: [Formerly known as LIMESTONE SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104080
type: Concept
is lexicon entry: BNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4040
equivalence description: [Formerly known as STRENSHAM SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104081
type: Concept
is lexicon entry: BNTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 206
equivalence description: [Formerly known as BAILLIESTON MEMBER.] of the Clyde Valley Formation, sensu Bowen, 1999

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104082
type: Concept
is lexicon entry: BNVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 395
equivalence description: [Formerly known as BEN NEVIS VOLCANIC SERIES - Old code was BNV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104083
type: Concept
is lexicon entry: BNY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 358
equivalence description: [Formerly known as BEDS C, E.] (Howell and Geikie, 1861)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104084
type: Concept
is lexicon entry: BNY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 524
equivalence description: [Formerly known as BONALY GROUP - Old code was BOG.] (Mykura, 1960, Peach et al, 1910)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104085
type: Concept
is lexicon entry: BNY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 525
equivalence description: [Formerly known as BONALY VOLCANIC FORMATION - Old code was also BNY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104086
type: Concept
is lexicon entry: LGMB
has equivalence type: LATRL
has equivalent lexicon entry: st 239
equivalence description: [Otherwise known as CWM BEREM MARINE BAND.] Possible correlative: local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104087
type: Concept
is lexicon entry: LGMB
has equivalence type: LATRL
has equivalent lexicon entry: st 641
equivalence description: [Otherwise known as PASTURE MINE MARINE BAND.] Local name in parts of the Lancashire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104088
type: Concept
is lexicon entry: LGMB
has equivalence type: LATRL
has equivalent lexicon entry: st 818
equivalence description: [Otherwise known as TEMPLEMAN'S MARINE BAND.] Local name in parts of the Cumberland Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104089
type: Concept
is lexicon entry: LGMB
has equivalence type: LATRL
has equivalent lexicon entry: st 865
equivalence description: [Otherwise known as UPPER BAND MARINE BAND.] Local name, Nottinghamshire and Derbyshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104090
type: Concept
is lexicon entry: LGMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 239
equivalence description: [Formerly known as CWM BEREM MARINE BAND - Old code was CWBMB.] Possible correlative: local name in parts of the South Wales Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104091
type: Concept
is lexicon entry: LGMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 641
equivalence description: [Formerly known as PASTURE MINE MARINE BAND - Old code was PAMMB.] Local name in parts of the Lancashire Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104092
type: Concept
is lexicon entry: LGMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 818
equivalence description: [Formerly known as TEMPLEMAN'S MARINE BAND - Old code was TEMMB.] Local name in parts of the Cumberland Coalfield area, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104093
type: Concept
is lexicon entry: LGMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 865
equivalence description: [Formerly known as UPPER BAND MARINE BAND - Old code was UBMB.] Local name, Nottinghamshire and Derbyshire coalfield areas, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104094
type: Concept
is lexicon entry: LGRC
has equivalence type: OBSLTE
has equivalent lexicon entry: LGRC
equivalence description: [Formerly known as LOWER GRINSTEAD CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104095
type: Concept
is lexicon entry: LGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2588
equivalence description: [Formerly known as LOWER GREENSAND.] See discussion in Casey, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104096
type: Concept
is lexicon entry: LGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2311
equivalence description: [Formerly known as LAGGANTUIN CORNSTONES FORMATION - Old code was also LGT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104097
type: Concept
is lexicon entry: LGTC
has equivalence type: LATRL
has equivalent lexicon entry: st 314
equivalence description: [Otherwise known as FIRST ELL COAL.] May be the same seam in areas to the south.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104098
type: Concept
is lexicon entry: LGTC
has equivalence type: LATRL
has equivalent lexicon entry: st 485
equivalence description: [Otherwise known as LIDGETT COAL.] Alternative spelling with double T at end

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104099
type: Concept
is lexicon entry: LGTC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 485
equivalence description: [Formerly known as LIDGETT COAL - Old code was also LGTC.] Spelling formerly used - eg in 1947 Sheet Memoir for Barnsley (87).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104100
type: Concept
is lexicon entry: LHBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2589
equivalence description: [Formerly known as LOWER HARTFELL SHALES - Old code was also LHBS.] Lapworth, 1878

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104101
type: Concept
is lexicon entry: LHD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2392
equivalence description: [Formerly known as LINNEY HEAD BEDS - Old code was also LHD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104102
type: Concept
is lexicon entry: LHEA
has equivalence type: LATRL
has equivalent lexicon entry: st 725
equivalence description: [Otherwise known as RUBBLE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104103
type: Concept
is lexicon entry: LHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3870
equivalence description: [Formerly known as SILT AND CLAY OF THE 25 FOOT DRIFT OF THE VALE OF YORK.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104104
type: Concept
is lexicon entry: LHG
has equivalence type: LATRL
has equivalent lexicon entry: st 481
equivalence description: [Otherwise known as LEADHILLS GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104105
type: Concept
is lexicon entry: LHG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 481
equivalence description: [Formerly known as LEADHILLS GROUP - Old code was also LHG.] This rank may still be valid in some areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104106
type: Concept
is lexicon entry: LHGR
has equivalence type: LATRL
has equivalent lexicon entry: st 255
equivalence description: [Otherwise known as DENHAM VALLEY TERRACE.] Laterally equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104107
type: Concept
is lexicon entry: LHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2702
equivalence description: [Formerly known as LYNCH HILL GRAVEL FORMATION - Old code was also LHGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104108
type: Concept
is lexicon entry: LHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2398
equivalence description: [Formerly known as LITTLE HANGMAN SANDSTONES - Old code was also LHS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104109
type: Concept
is lexicon entry: LHS
has equivalence type: OBSLTE
has equivalent lexicon entry: STRB
equivalence description: [Formerly known as STRINGOCEPHALUS BEDS.] Lane, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104110
type: Concept
is lexicon entry: LHTI
has equivalence type: OBSLTE
has equivalent lexicon entry: BOC
equivalence description: [Formerly known as BOULDER CLAY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104111
type: Concept
is lexicon entry: LI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2368
equivalence description: [Formerly known as LIAS.] Buckland, W in Phillips, J, 1818.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104112
type: Concept
is lexicon entry: LI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2369
equivalence description: [Formerly known as LIAS GROUP (FORMERLY LIAS) - Old code was also LI.] Lias Group. The unit includes the beds previously named as "Lower", "Middle" and "Upper" Lias. (Cope and others, 1980, Special Report of the Geological Society of London, No. 14; Brandon and others, 1990; Gaunt and others, 1992; Old and others, 1991).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104113
type: Concept
is lexicon entry: LI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2695
equivalence description: [Formerly known as LYAS.] Smith, W, in Townsend, J, 1813.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104114
type: Concept
is lexicon entry: LIA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4218
equivalence description: [Formerly known as TOP ANHYDRITE - Old code was TPA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104115
type: Concept
is lexicon entry: LICC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2397
equivalence description: [Formerly known as LITTLE COURSE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104116
type: Concept
is lexicon entry: LICK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2371
equivalence description: [Formerly known as LICKLE FORMATION - Old code was also LICK.] Lithological epithet added [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104117
type: Concept
is lexicon entry: LICK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2372
equivalence description: [Formerly known as LICKLE RHYOLITES.] Mitchell, 1956, now includes Paddy End Rhyolite as a member, Mitchell, 1940.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104118
type: Concept
is lexicon entry: LIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2411
equivalence description: [Formerly known as LLANBEDROG IGNEOUS GROUP - Old code was also LIG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104119
type: Concept
is lexicon entry: LIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2412
equivalence description: [Formerly known as LLANBEDROG IGNIMBRITES.] (Fitch, F J, 1967).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104120
type: Concept
is lexicon entry: LIG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2414
equivalence description: [Formerly known as LLANBEDROG VOLCANIC SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104121
type: Concept
is lexicon entry: LIG
has equivalence type: OBSLTE
has equivalent lexicon entry: MYV
equivalence description: [Formerly known as MYNYTHO VOLCANIC GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104122
type: Concept
is lexicon entry: LIML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3709
equivalence description: [Formerly known as SANDEND GROUP.] The Limehillock Limestone Member was formerly the middle part of the Sandend Group: Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104123
type: Concept
is lexicon entry: LIMN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2399
equivalence description: [Formerly known as LITTLE MAIN SEAM - Old code was also LIMN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104124
type: Concept
is lexicon entry: LIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2391
equivalence description: [Formerly known as LINKIM BEDS - Old code was also LIN.] Shiells and Dearman, 1966; Greig, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104125
type: Concept
is lexicon entry: LINK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2877
equivalence description: [Formerly known as MIDDLE PART OF SANDEND GROUP.] (Read, H H, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104126
type: Concept
is lexicon entry: LINO
has equivalence type: LATRL
has equivalent lexicon entry: BLPL
equivalence description: [Otherwise known as BIRDLIP LIMESTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104127
type: Concept
is lexicon entry: LIS
has equivalence type: LATRL
has equivalent lexicon entry: st 705
equivalence description: [Otherwise known as REPLACED BY LICKEY QUARTZITE [LQ].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104128
type: Concept
is lexicon entry: LITC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2405
equivalence description: [Formerly known as LITTLEMORE CLAY BEDS - Old code was also LITC.] Arkell, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104129
type: Concept
is lexicon entry: LIWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 972
equivalence description: [Formerly known as CLYDE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104130
type: Concept
is lexicon entry: LIWD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2396
equivalence description: [Formerly known as LINWOOD FORMATION - Old code was also LIWD.] Rank revised and lithological epithet introduced.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104131
type: Concept
is lexicon entry: LKF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2355
equivalence description: [Formerly known as LERWICK SANDSTONES - Old code was also LKF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104132
type: Concept
is lexicon entry: LKMU
has equivalence type: LATRL
has equivalent lexicon entry: CXF
equivalence description: [Otherwise known as CROMLIX MUDSTONE FORMATION.] Cromlix Mudstone Formation should be used to replace Laurencekirk Mudstone Formation, which is a redundant term.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104133
type: Concept
is lexicon entry: LKNO
has equivalence type: LATRL
has equivalent lexicon entry: st 464
equivalence description: [Otherwise known as KILSYTH COKING COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104134
type: Concept
is lexicon entry: LKSF
has equivalence type: OBSLTE
has equivalent lexicon entry: LORS
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE - Old code was LORS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104135
type: Concept
is lexicon entry: LKV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1840
equivalence description: [Formerly known as GREENBEDS.] Green and dark green rocks within the formation are known informally as 'greenbeds'; unit as defined here includes 'greenbeds' and greenish and rusty weathering rocks with varying amounts of volcaniclastic detritus.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104136
type: Concept
is lexicon entry: LL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2385
equivalence description: [Formerly known as LINCOLNSHIRE LIMESTONE - Old code was also LL.] Judd, 1875.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104137
type: Concept
is lexicon entry: LLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2415
equivalence description: [Formerly known as LLANDDOGET FORMATION.] Warren et al., 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104138
type: Concept
is lexicon entry: LLDA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2416
equivalence description: [Formerly known as LLANDEILO TO ASHGILL ROCKS [UNDIFFERENTIATED] - Old code was also LLDA.] The former Llandeilo Series is now considered to be a Stage within the Llanvirn Series, so the limits of this composite are revised to the new Series level.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104139
type: Concept
is lexicon entry: LLDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2417
equivalence description: [Formerly known as LLANDEILO TO CARADOC ROCKS [UNDIFFERENTIATED] - Old code was also LLDC.] The former Llandeilo Series is now considered to be a Stage within the Llanvirn Series, so the limits of this composite are revised to the new Series level.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104140
type: Concept
is lexicon entry: LLEYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2115
equivalence description: [Formerly known as IRISH SEA TILL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104141
type: Concept
is lexicon entry: LLEYN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3956
equivalence description: [Formerly known as ST ASAPH FORMATION.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104142
type: Concept
is lexicon entry: LLFB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2435
equivalence description: [Formerly known as LLYNFI BEDS - Old code was also LLFB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104143
type: Concept
is lexicon entry: LLFB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2437
equivalence description: [Formerly known as LLYNFI FORMATION - Old code was also LLFB.] Rank revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104144
type: Concept
is lexicon entry: LLG
has equivalence type: OBSLTE
has equivalent lexicon entry: st 530
equivalence description: [Formerly known as LOWER LIMESTONE GROUP - Old code was also LLG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104145
type: Concept
is lexicon entry: LLGN
has equivalence type: OBSLTE
has equivalent lexicon entry: GDOE
equivalence description: [Formerly known as GLEN DOE PSAMMITE FORMATION.] BGS, 1995, 1996; May and Highton, 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104146
type: Concept
is lexicon entry: LLGS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 530
equivalence description: [Formerly known as LOWER LIMESTONE GROUP - Old code was also LLGS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104147
type: Concept
is lexicon entry: LLI
has equivalence type: LATRL
has equivalent lexicon entry: RMU
equivalence description: [Otherwise known as REDCAR MUDSTONE FORMATION.] In England/Wales superseded by formations defined by Cox and others (1999).Corresponds broadly with Redcar Mudstone Formation of the Cleveland Basin, and Scunthorpe Mudstone/Blue Lias Formation plus Charmouth Mudstone Formation elsewhere.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104148
type: Concept
is lexicon entry: LLIC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2603
equivalence description: [Formerly known as LOWER LIAS CLAY - Old code was LLI.] Worssam, and others, 1989. (Note:- not total synonym of Lower Lias undivided).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104149
type: Concept
is lexicon entry: LLIC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2606
equivalence description: [Formerly known as LOWER LIAS CLAYS.] Cope, and others, 1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104150
type: Concept
is lexicon entry: LLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2286
equivalence description: [Formerly known as KIRTON CEMENTSTONES MEMBER PLUS SANTON OOLITE MEMBER PLUS RAVENTHORPE BEDS MEMBER.] Gaunt et al., 1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104151
type: Concept
is lexicon entry: LLL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 531
equivalence description: [Formerly known as LOWER LINCOLNSHIRE LIMESTONE.] Of BGS accounts from 1990 onwards. Berridge et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104152
type: Concept
is lexicon entry: LLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2617
equivalence description: [Formerly known as LOWER LINCOLNSHIRE LIMESTONE PLUS MIDDLE LINCOLNSHIRE LIMESTONE.] Ashton, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104153
type: Concept
is lexicon entry: LLLD
has equivalence type: LATRL
has equivalent lexicon entry: st 613
equivalence description: [Otherwise known as NO.2 RHONDDA COAL.] The Upper and Lower Llwydcoed coals combine to form the No.2 Rhondda seam.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104154
type: Concept
is lexicon entry: LLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2423
equivalence description: [Formerly known as LLANMAWDDWY GRIT - Old code was also LLM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104155
type: Concept
is lexicon entry: LLNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 102
equivalence description: [Formerly known as ARAN FAWDDWYF FORMATION.] (Equivalent to Aran Fawddwyf Formation)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104156
type: Concept
is lexicon entry: LLRB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2438
equivalence description: [Formerly known as LLYNFI FORMATION, RHONDDA FORMATION AND BRITHDIR FORMATION (UNDIFFERENTIATED) - Old code was also LLRB.] Ranks of components revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104157
type: Concept
is lexicon entry: LLS
has equivalence type: LATRL
has equivalent lexicon entry: st 827
equivalence description: [Otherwise known as TIBBY PAGAN'S LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104158
type: Concept
is lexicon entry: LLSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2791
equivalence description: [Formerly known as MEADFOOT BEDS.] (Part of Meadfoot Beds).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104159
type: Concept
is lexicon entry: LLSW
has equivalence type: LATRL
has equivalent lexicon entry: st 156
equivalence description: [Otherwise known as BURTON CLIFF PALYNOLOGICAL ASSOCIATION.] Thomas et al., 2006: this term is applied to the upper part of the current Formation, which equates to the former Burton Cliff Formation (sensu Thomas, 1978)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104160
type: Concept
is lexicon entry: LLSW
has equivalence type: LATRL
has equivalent lexicon entry: st 421
equivalence description: [Otherwise known as HOBBS POINT PALYNOLOGICAL ASSOCIATION.] Thomas et al., 2006: this term is applied to the lower part of the current Formation, which equates to the former Llanstandwell Formation (sensu Thomas, 1978)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104161
type: Concept
is lexicon entry: LLSW
has equivalence type: OBSLTE
has equivalent lexicon entry: BRCL
equivalence description: [Formerly known as BURTON CLIFF FORMATION.] The upper part of the current Formation was formerly known as the Burton Cliff Formation (Thomas, 1978), overlying the Llanstadwell Formation (sensu Thomas, 1978), which is the lower part of the current Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104162
type: Concept
is lexicon entry: LLSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2553
equivalence description: [Formerly known as LOWER COSHESTON DIVISION.] These rocks were formerly included in the "Lower Cosheston Division" of Cantrill et al. (1916) and mapped as Cosheston Group undivided.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104163
type: Concept
is lexicon entry: LLSY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2458
equivalence description: [Formerly known as LOCH LOYAL SYENITE PLUTON - Old code was also LLSY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104164
type: Concept
is lexicon entry: LLTE
has equivalence type: LATRL
has equivalent lexicon entry: st 819
equivalence description: [Otherwise known as THANET SAND FORMATION, LAMBETH GROUP AND HARWICH FORMATION [UNDIFFERENTIATED].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104165
type: Concept
is lexicon entry: LLU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2620
equivalence description: [Formerly known as LOWER LUDLOW GROUP.] 1" 232 Abergavenny (1930)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104166
type: Concept
is lexicon entry: LLU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2621
equivalence description: [Formerly known as LOWER LUDLOW ROCK.] (Murchison, 1839).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104167
type: Concept
is lexicon entry: LLU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2622
equivalence description: [Formerly known as LOWER LUDLOW SHALES - Old code was also LLU.] (Phillips, 1848; Groom, 1900).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104168
type: Concept
is lexicon entry: LLU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2623
equivalence description: [Formerly known as LOWER LUDLOW SILTSTONE FORMATION.] (Phipps and Reeve, 1969; Brandon, 1989).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104169
type: Concept
is lexicon entry: LLUS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2620
equivalence description: [Formerly known as LOWER LUDLOW GROUP.] 1" 232 Abergavenny (1930)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104170
type: Concept
is lexicon entry: LLUS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2621
equivalence description: [Formerly known as LOWER LUDLOW ROCK.] Murchison, 1839

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104171
type: Concept
is lexicon entry: LLUS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2622
equivalence description: [Formerly known as LOWER LUDLOW SHALES - Old code was LLU.] Phillips, 1848; Groom, 1900

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104172
type: Concept
is lexicon entry: LLUS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2623
equivalence description: [Formerly known as LOWER LUDLOW SILTSTONE FORMATION.] Phipps and Reeve, 1969; Brandon, 1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104173
type: Concept
is lexicon entry: LLW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS - Old code was BBW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104174
type: Concept
is lexicon entry: LLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 751
equivalence description: [Formerly known as CALCITE MUDSTONE GROUP.] George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104175
type: Concept
is lexicon entry: LLY
has equivalence type: OBSLTE
has equivalent lexicon entry: st 911
equivalence description: [Formerly known as WHITEHEAD LIMESTONE - Old code was WTHL.] Term formerly used in the Forest of Dean and adjacent areas to the south.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104176
type: Concept
is lexicon entry: LM
has equivalence type: LATRL
has equivalent lexicon entry: SM
equivalence description: [Otherwise known as SKIPTON MOOR GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104177
type: Concept
is lexicon entry: LM1
has equivalence type: LATRL
has equivalent lexicon entry: GL
equivalence description: [Otherwise known as GREAT LIMESTONE MEMBER.] The locally named First Limestone is the lateral equivalent of the Great Limestone Member (of the Alston Block).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104178
type: Concept
is lexicon entry: LM1
has equivalence type: LATRL
has equivalent lexicon entry: ML
equivalence description: [Otherwise known as MAIN LIMESTONE.] The locally named First Limestone is the lateral equivalent of the Main Limestone (of the Askrigg Block), which is itself now replaced by Great Limestone Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104179
type: Concept
is lexicon entry: LMAC
has equivalence type: LATRL
has equivalent lexicon entry: st 854
equivalence description: [Otherwise known as TUPTON COAL [NOTTINGHAM].] The Low Main merges with the Tupton Coal (Low Thornecliffe) and then wih the Cockleshell Coal to form the Tupton Coal of Nottingham.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104180
type: Concept
is lexicon entry: LMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2628
equivalence description: [Formerly known as LOWER MILLER'S DALE BASALT - Old code was also LMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104181
type: Concept
is lexicon entry: LMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2629
equivalence description: [Formerly known as LOWER MILLER'S DALE LAVA.] Stevenson and Gaunt, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104182
type: Concept
is lexicon entry: LMBE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4685
equivalence description: [Formerly known as WOOLWICH AND READING BEDS - Old code was WRB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104183
type: Concept
is lexicon entry: LMDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2563
equivalence description: [Formerly known as LOWER DEVIL'S BRIDGE FORMATION AND MIDDLE DEVIL'S BRIDGE FORMATION [UNDIFFEREN - Old code was also LMDB.] See individual entries for LDB and MDB.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104184
type: Concept
is lexicon entry: LME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2387
equivalence description: [Formerly known as LINGMELL FORMATION - Old code was also LME.] Lithological epithet added (D Millward) 03/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104185
type: Concept
is lexicon entry: LMEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2400
equivalence description: [Formerly known as LITTLE MELDRUM MEMBER - Old code was also LMEL.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104186
type: Concept
is lexicon entry: LMKL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3696
equivalence description: [Formerly known as SALTHILL CAP BEDS.] Miller and Grayson, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104187
type: Concept
is lexicon entry: LMKL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4187
equivalence description: [Formerly known as THORNLEY REEF CONGLOMERATE.] Parkinson, 1926.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104188
type: Concept
is lexicon entry: LMM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2949
equivalence description: [Formerly known as MOTTLED MUDSTONES - Old code was MMU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104189
type: Concept
is lexicon entry: LMOCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1027
equivalence description: [Formerly known as CONGLOMERATES OF MORVEN.] Actually described formerly as one of "The conglomerates of Morven, Smean and Maiden Pap, etc".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104190
type: Concept
is lexicon entry: LMOM
has equivalence type: LATRL
has equivalent lexicon entry: st 533
equivalence description: [Otherwise known as LOWER MOUNTAIN MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104191
type: Concept
is lexicon entry: LMOM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2631
equivalence description: [Formerly known as LOWER MOUNTAIN MINE - Old code was also LMOM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104192
type: Concept
is lexicon entry: LMR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2459
equivalence description: [Formerly known as LOCH MAREE SERIES - Old code was also LMR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104193
type: Concept
is lexicon entry: LMSF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4156
equivalence description: [Formerly known as THE SANDSTONES OF SPYNIE, LOSSIEMOUTH AND FINDRASSIE.] Peacock, et al., 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104194
type: Concept
is lexicon entry: LMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2402
equivalence description: [Formerly known as LITTLEHAM BEDS.] Laming, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104195
type: Concept
is lexicon entry: LMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2403
equivalence description: [Formerly known as LITTLEHAM FORMATION.] Hewson, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104196
type: Concept
is lexicon entry: LMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2404
equivalence description: [Formerly known as LITTLEHAM MUDSTONES.] Hewson, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104197
type: Concept
is lexicon entry: LNB
has equivalence type: OBSLTE
has equivalent lexicon entry: LNSL
equivalence description: [Formerly known as LYNTON FORMATION - Old code was also LNB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104198
type: Concept
is lexicon entry: LNCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2469
equivalence description: [Formerly known as LOCHWINNOCH FORMATION - Old code was also LNCH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104199
type: Concept
is lexicon entry: LNDB
has equivalence type: LATRL
has equivalent lexicon entry: WCCB
equivalence description: [Otherwise known as WHITE CLIFF CORAL BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104200
type: Concept
is lexicon entry: LNF
has equivalence type: LATRL
has equivalent lexicon entry: NGF
equivalence description: [Otherwise known as NANTGLYN FLAGS FORMATION.] The separation of the "Upper" and "Lower" Nantglyn Flags was based only upon palaeontological criteria. The two divisons are identical lithologically and are now regarded as belonging to a single Nantglyn Flags Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104201
type: Concept
is lexicon entry: LNGR
has equivalence type: LATRL
has equivalent lexicon entry: st 505
equivalence description: [Otherwise known as LONGMAN TERRACE.] Peacock, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104202
type: Concept
is lexicon entry: LNGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2497
equivalence description: [Formerly known as LOW LEVEL GRAVEL OF INVERNESS.] Sissons, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104203
type: Concept
is lexicon entry: LNHMB
has equivalence type: LATRL
has equivalent lexicon entry: CWMB
equivalence description: [Otherwise known as CLOWN MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104204
type: Concept
is lexicon entry: LNK
has equivalence type: OBSLTE
has equivalent lexicon entry: LORS
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE.] Mitchell, G H and Mykura, W, 1962. For the southern part of the Midland Valley of Scotland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104205
type: Concept
is lexicon entry: LNL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2694
equivalence description: [Formerly known as LUXTON NODULAR LIMESTONE - Old code was also LNL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104206
type: Concept
is lexicon entry: LNM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2352
equivalence description: [Formerly known as LENHAM BEDS - Old code was also LNM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104207
type: Concept
is lexicon entry: LNML
has equivalence type: LATRL
has equivalent lexicon entry: st 500
equivalence description: [Otherwise known as LLYSFAEN LIMESTONE.] Of Colwyn Bay, lateral equivalent of Llanarmon Limestone Formation, Warren, and others, 1984.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104208
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1385
equivalence description: [Formerly known as DYSERTH QUARRY LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104209
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1790
equivalence description: [Formerly known as GOP HILL LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104210
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2419
equivalence description: [Formerly known as LLANDUDNO PIER DOLOMITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104211
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2439
equivalence description: [Formerly known as LLYSFAEN LIMESTONE FORMATION - Old code was LLYL.] Term made obsolete in favour of Llanarmon Limestone Formation [CNW; 23/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104212
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2521
equivalence description: [Formerly known as LOWER BROWN LIMESTONE - Old code was LBRL.] Part of Llanarmon Limestone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104213
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2910
equivalence description: [Formerly known as MOEL HRADDUG LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104214
type: Concept
is lexicon entry: LNML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3117
equivalence description: [Formerly known as OCHR-Y-FOEL LIMESTONE FORMATION - Old code was OYFL.] Term made obsolete [CNW; 23/10/2003].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104215
type: Concept
is lexicon entry: LNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2477
equivalence description: [Formerly known as LONAN AND NIARBYL FLAGS.] Geological Survey, 1898; Lamplugh, 1903; Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104216
type: Concept
is lexicon entry: LNN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3224
equivalence description: [Formerly known as PARTS PORT ERIN FORMATION, SANTON FORMATION, NY GARVAIN FORMATION.] Woodcock et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104217
type: Concept
is lexicon entry: LNP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1764
equivalence description: [Formerly known as GLENBERVIE PORPHYRY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104218
type: Concept
is lexicon entry: LNP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2394
equivalence description: [Formerly known as LINTRATHEN IGNIMBRITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104219
type: Concept
is lexicon entry: LNP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2395
equivalence description: [Formerly known as LINTRATHEN PORPHYRY - Old code was also LNP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104220
type: Concept
is lexicon entry: LNP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3437
equivalence description: [Formerly known as QUARTZ PORPHYRY OF LINTRATHEN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104221
type: Concept
is lexicon entry: LNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2630
equivalence description: [Formerly known as LOWER MOTTLED SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104222
type: Concept
is lexicon entry: LNSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2704
equivalence description: [Formerly known as LYNTON BEDS.] Evans, 1983; Simpson, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104223
type: Concept
is lexicon entry: LNSL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2705
equivalence description: [Formerly known as LYNTON SLATES - Old code was LYS.] Edmonds et al. 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104224
type: Concept
is lexicon entry: LOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2332
equivalence description: [Formerly known as LATHKILL LODGE BASALT - Old code was also LOB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104225
type: Concept
is lexicon entry: LOB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2333
equivalence description: [Formerly known as LATHKILL LODGE LAVAS.] Walters and Ineson, 1981; Aitkenhead et al., 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104226
type: Concept
is lexicon entry: LOBM
has equivalence type: LATRL
has equivalent lexicon entry: LPG
equivalence description: [Otherwise known as LOWER PLOMPTON GRIT.] Cooper and Burgess, 1993. Lower Brimham Grit is probably preferred.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104227
type: Concept
is lexicon entry: LOBM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1566
equivalence description: [Formerly known as FIRST BRIMHAM GRIT.] Wilson and Thomson, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104228
type: Concept
is lexicon entry: LOBM
has equivalence type: OBSLTE
has equivalent lexicon entry: LPG
equivalence description: [Formerly known as LOWER PLOMPTON GRIT.] Cooper and Burgess, 1993. Might still be used as an alternative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104229
type: Concept
is lexicon entry: LOBO
has equivalence type: LATRL
has equivalent lexicon entry: st 509
equivalence description: [Otherwise known as LOW BOTTOM MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104230
type: Concept
is lexicon entry: LOBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2495
equivalence description: [Formerly known as LOW BOTTOM MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104231
type: Concept
is lexicon entry: LOBSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2440
equivalence description: [Formerly known as LOBBS MEMBER.] Of the Threlkeld Formation of Bowen et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104232
type: Concept
is lexicon entry: LOBT
has equivalence type: LATRL
has equivalent lexicon entry: st 516
equivalence description: [Otherwise known as LOWER BENT MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104233
type: Concept
is lexicon entry: LOBT
has equivalence type: LATRL
has equivalent lexicon entry: st 642
equivalence description: [Otherwise known as PEACOCK COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104234
type: Concept
is lexicon entry: LOBT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2513
equivalence description: [Formerly known as LOWER BENT MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104235
type: Concept
is lexicon entry: LOC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3289
equivalence description: [Formerly known as PERMIAN BRECCIAS (UNDIVIDED).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104236
type: Concept
is lexicon entry: LOCY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2501
equivalence description: [Formerly known as LOWCRAY FORMATION - Old code was also LOCY.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104237
type: Concept
is lexicon entry: LOFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2486
equivalence description: [Formerly known as LONGLANDS FARM MEMBER - Old code was also LOFA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104238
type: Concept
is lexicon entry: LOFT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2684
equivalence description: [Formerly known as LOWESTOFT BOULDER CLAY.] Baden-Powell., 1948.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104239
type: Concept
is lexicon entry: LOFT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2685
equivalence description: [Formerly known as LOWESTOFT TILL FORMATION.] Arthurton et al., 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104240
type: Concept
is lexicon entry: LOFT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2686
equivalence description: [Formerly known as LOWESTOFT TILL GROUP.] Bridge and Hopson, 1985; Hopson and Bridge, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104241
type: Concept
is lexicon entry: LOGG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2883
equivalence description: [Formerly known as MIDDLE SANDS AND GRAVELS.] [part] sensu Trotter and Hollingworth, 1932.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104242
type: Concept
is lexicon entry: LOGQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2473
equivalence description: [Formerly known as LOGIE HEAD SUB-GROUP.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104243
type: Concept
is lexicon entry: LOLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 5
equivalence description: [Formerly known as "KNOLL REEF LIMESTONES".] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104244
type: Concept
is lexicon entry: LONL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2476
equivalence description: [Formerly known as LONACHAN FORMATION - Old code was also LONL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104245
type: Concept
is lexicon entry: LONL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3204
equivalence description: [Formerly known as PART OF BEN SUARDAL FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104246
type: Concept
is lexicon entry: LOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2487
equivalence description: [Formerly known as LONGNOR GRIT.] Bisat and Hudson, 1943.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104247
type: Concept
is lexicon entry: LOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4721
equivalence description: [Formerly known as YOREDALE GRIT.] Hull and Green, 1866.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104248
type: Concept
is lexicon entry: LOSMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104249
type: Concept
is lexicon entry: LOSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2493
equivalence description: [Formerly known as LORNE SEDIMENTARY "SERIES" - Old code was also LOSS.] Incorrect spelling subsequently corrected.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104250
type: Concept
is lexicon entry: LOWC
has equivalence type: LATRL
has equivalent lexicon entry: st 490
equivalence description: [Otherwise known as LITTLE COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104251
type: Concept
is lexicon entry: LOWS
has equivalence type: LATRL
has equivalent lexicon entry: SHIN
equivalence description: [Otherwise known as SHINNEL FORMATION.] Floyd (1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104252
type: Concept
is lexicon entry: LOXC
has equivalence type: LATRL
has equivalent lexicon entry: PET
equivalence description: [Otherwise known as PETERBOROUGH MEMBER.] (Cox et al. 1992).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104253
type: Concept
is lexicon entry: LOYD
has equivalence type: LATRL
has equivalent lexicon entry: st 544
equivalence description: [Otherwise known as LOWER YARD MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104254
type: Concept
is lexicon entry: LOYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2681
equivalence description: [Formerly known as LOWER YARD MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104255
type: Concept
is lexicon entry: MAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2714
equivalence description: [Formerly known as MAIN ALGAL - Old code was also MAN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104256
type: Concept
is lexicon entry: MAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2715
equivalence description: [Formerly known as MAIN ALGAL LIMESTONE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104257
type: Concept
is lexicon entry: MANC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2716
equivalence description: [Formerly known as MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104258
type: Concept
is lexicon entry: MANNM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2733
equivalence description: [Formerly known as MAN-MADE GROUND NOT MAPPED [DIGITAL MAPS ONLY] - Old code was also MANNM.] Wording revised to remove confusion about the use of the term and code

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104259
type: Concept
is lexicon entry: MANSE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2256
equivalence description: [Formerly known as KIRKHILL GELIFLUCTATE 5.] Connell and Hall, 1987; Hall and Jarvis. 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104260
type: Concept
is lexicon entry: MANSE
has equivalence type: OBSLTE
has equivalent lexicon entry: MANSE
equivalence description: [Formerly known as MANSE GELIFLUCTATE BED.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104261
type: Concept
is lexicon entry: MANX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2742
equivalence description: [Formerly known as MANX SLATE SERIES.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104262
type: Concept
is lexicon entry: MANX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2743
equivalence description: [Formerly known as MANX SLATES.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104263
type: Concept
is lexicon entry: MAR
has equivalence type: LATRL
has equivalent lexicon entry: st 615
equivalence description: [Otherwise known as NONE.] Appears to be a lateral equivalent of the Wee Bankie Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104264
type: Concept
is lexicon entry: MAR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2772
equivalence description: [Formerly known as MARR BANK BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104265
type: Concept
is lexicon entry: MARC
has equivalence type: LATRL
has equivalent lexicon entry: st 563
equivalence description: [Otherwise known as MARGERY MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104266
type: Concept
is lexicon entry: MARC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2752
equivalence description: [Formerly known as MARGERY MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104267
type: Concept
is lexicon entry: MARF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1392
equivalence description: [Formerly known as EARNLEY "DIVISION".] In part (Curry et al., 1977).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104268
type: Concept
is lexicon entry: MARG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2754
equivalence description: [Formerly known as MARGIE SERIES.] Barrow, G, 1901.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104269
type: Concept
is lexicon entry: MARR
has equivalence type: OBSLTE
has equivalent lexicon entry: st 584
equivalence description: [Formerly known as MILLSTONE GRIT GROUP.] As applied in South Wales, e.g. Woodland and Evans, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104270
type: Concept
is lexicon entry: MARR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2903
equivalence description: [Formerly known as MILLSTONE GRIT SERIES.] As applied in South Wales, e.g. Woodland and Evans, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104271
type: Concept
is lexicon entry: MARR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4138
equivalence description: [Formerly known as TENBY GROUP - Old code was TENBY.] Unpublished.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104272
type: Concept
is lexicon entry: MARSD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2854
equivalence description: [Formerly known as MIDDLE GRIT GROUP.] In the Bradford area (Stephens et al., 1953).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104273
type: Concept
is lexicon entry: MAS
has equivalence type: LATRL
has equivalent lexicon entry: MW
equivalence description: [Otherwise known as MAENTWROG FORMATION.] The former Maentwrog Slates are included within the Maentwrog Formation (MW).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104274
type: Concept
is lexicon entry: MASG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2778
equivalence description: [Formerly known as MATHON BEDS.] (Hey, 1959)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104275
type: Concept
is lexicon entry: MASG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2779
equivalence description: [Formerly known as MATHON SAND AND GRAVEL.] (Morris, 1974).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104276
type: Concept
is lexicon entry: MASNM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2777
equivalence description: [Formerly known as MASS MOVEMENT DEPOSITS NOT MAPPED [DIGITAL MAPS ONLY] - Old code was also MASNM.] Wording revised to remove confusion about the use of the term and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104277
type: Concept
is lexicon entry: MASOF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3121
equivalence description: [Formerly known as OFFSHORE MASS MOVEMENT DEPOSITS NOT MAPPED [FOR DIGITAL MAP USE ONLY] - Old code was also MASOF.] Wording revised to remove confusion about the use of the term and code.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104278
type: Concept
is lexicon entry: MASS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2725
equivalence description: [Formerly known as MALPAS SANDSTONE.] Poole and Whiteman, 1966.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104279
type: Concept
is lexicon entry: MASS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4399
equivalence description: [Formerly known as UPPER KEUPER SANDSTONE.] Pugh, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104280
type: Concept
is lexicon entry: MAWO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1310
equivalence description: [Formerly known as DOWNTONIAN SANDSTONE INCLUDING QUARTZITE-CONGLOMERATE.] Geological Survey of Great Britain, 1925; Read, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104281
type: Concept
is lexicon entry: MAX
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3478
equivalence description: [Formerly known as RASTRITES MAXIMUS MUDSTONES - Old code was also MAX.] Lapworth, 1882. Quarterly Journal of the Geological Society, Vol.38, p.537-66.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104282
type: Concept
is lexicon entry: MB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1773
equivalence description: [Formerly known as GLENFINNAN DIVISION - Old code was also MB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104283
type: Concept
is lexicon entry: MBC
has equivalence type: LATRL
has equivalent lexicon entry: MUSH
equivalence description: [Otherwise known as MURLOUGH SHALE FORMATION.] The term Murlough Bay Formation was used "illegally", as a unit of identical name (but different age) already existed. The term Murlough Shale Formation is introduced to describe the rocks (of Brigantian age) that were previously inappropriately named.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104284
type: Concept
is lexicon entry: MBC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2976
equivalence description: [Formerly known as MURLOUGH BAY COALS (BALLYCASTLE, NORTHERN IRELAND) - Old code was also MBC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104285
type: Concept
is lexicon entry: MBCB
has equivalence type: LATRL
has equivalent lexicon entry: st 661
equivalence description: [Otherwise known as PORTNA LOUB COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104286
type: Concept
is lexicon entry: MBCH
has equivalence type: LATRL
has equivalent lexicon entry: ADMC
equivalence description: [Otherwise known as ARCHED MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104287
type: Concept
is lexicon entry: MBDMB
has equivalence type: LATRL
has equivalent lexicon entry: HNMB
equivalence description: [Otherwise known as HONLEY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104288
type: Concept
is lexicon entry: MBLR
has equivalence type: LATRL
has equivalent lexicon entry: st 386
equivalence description: [Otherwise known as GREY.] Part of Bluers Group Described as Middle Bluers Coal or Grey

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104289
type: Concept
is lexicon entry: MBMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3537
equivalence description: [Formerly known as RETICULOCERAS METABILINGUE MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104290
type: Concept
is lexicon entry: MBN
has equivalence type: LATRL
has equivalent lexicon entry: KDF
equivalence description: [Otherwise known as KIRKLAND FORMATION.] Rocks formerly referred to as the Milburn Beds (etc) now form part of the Kirkland Formation (Burgess and Wadge, 1974).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104291
type: Concept
is lexicon entry: MBO
has equivalence type: LATRL
has equivalent lexicon entry: BDR
equivalence description: [Otherwise known as BORDER GROUP.] Beds formerly placed within the Lower, Middle and Upper Border groups are now subsumed within the Border Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104292
type: Concept
is lexicon entry: MBO
has equivalence type: LATRL
has equivalent lexicon entry: st 309
equivalence description: [Otherwise known as FELL SANDSTONE GROUP.] Approximately equivalent to Middle Border Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104293
type: Concept
is lexicon entry: MBO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 527
equivalence description: [Formerly known as BORDER GROUP, MIDDLE (OBSOLETE CODE: USE MBO) - Old code was MBG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104294
type: Concept
is lexicon entry: MBPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3922
equivalence description: [Formerly known as SOUTHERN HIGHLAND GROUP (UNDIVIDED).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104295
type: Concept
is lexicon entry: MBY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2553
equivalence description: [Formerly known as LOWER COSHESTON DIVISION.] The beds were formerly included within the informal "lower Cosheston Division" of Cantrill et al., 1916, and mapped as Cosheston Group, undivided.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104296
type: Concept
is lexicon entry: MCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2967
equivalence description: [Formerly known as MULLAGHCARN FORMATION (OBSOLETE CODE: USE MCA) - Old code was DCMF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104297
type: Concept
is lexicon entry: MCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2968
equivalence description: [Formerly known as MULLAGHCARN GROUP.] (Hartley, 1938)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104298
type: Concept
is lexicon entry: MCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2970
equivalence description: [Formerly known as MULLAGHCARN SCHISTS:SEE MULLAGHCARN GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104299
type: Concept
is lexicon entry: MCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 557
equivalence description: [Formerly known as BOYNDIE BAY GROUP.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104300
type: Concept
is lexicon entry: MCD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2708
equivalence description: [Formerly known as MACDUFF SLATES.] Read, H H, 1923.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104301
type: Concept
is lexicon entry: MCH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3226
equivalence description: [Formerly known as PASSAGE BEDS.] Nicholas, T C, 1915.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104302
type: Concept
is lexicon entry: MCHMB
has equivalence type: LATRL
has equivalent lexicon entry: EMMB
equivalence description: [Otherwise known as EDMONDIA MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104303
type: Concept
is lexicon entry: MCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 871
equivalence description: [Formerly known as CHALK, MIDDLE (NOW MIDDLE CHALK FORMATION) - Old code was also MCK.] Middle Chalk included everything from Plenus Marls to Chalk Rock. In later years confined to chalks from base of Melbourn Rock to base of Chalk Rock by the Survey.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104304
type: Concept
is lexicon entry: MCMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2835
equivalence description: [Formerly known as MIDDLE COAL MEASURES (SCOTLAND) - Old code was also MCMS.] Cosmetic reordering of the name to match formats used in the southern UK.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104305
type: Concept
is lexicon entry: MCMS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3411
equivalence description: [Formerly known as PRODUCTIVE MEASURES (PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104306
type: Concept
is lexicon entry: MCO
has equivalence type: LATRL
has equivalent lexicon entry: st 602
equivalence description: [Otherwise known as NETHER COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104307
type: Concept
is lexicon entry: MCPAD
has equivalence type: LATRL
has equivalent lexicon entry: st 582
equivalence description: [Otherwise known as MIDLAND VALLEY CARBONIFEROUS TO EARLY PERMIAN BASIC DYKE SUITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104308
type: Concept
is lexicon entry: MCPAD
has equivalence type: OBSLTE
has equivalent lexicon entry: st 582
equivalence description: [Formerly known as MIDLAND VALLEY CARBONIFEROUS TO EARLY PERMIAN BASIC DYKE SUITE - Old code was also MCPAD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104309
type: Concept
is lexicon entry: MCQ
has equivalence type: LATRL
has equivalent lexicon entry: st 564
equivalence description: [Otherwise known as MARTLEY QUARTZITE = MALVERN QUARTZITE..] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104310
type: Concept
is lexicon entry: MCQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 763
equivalence description: [Formerly known as CAMBRIAN QUARTZITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104311
type: Concept
is lexicon entry: MCQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2013
equivalence description: [Formerly known as HOLLYBUSH QUARTZITE AND CONGLOMERATE.] Groom, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104312
type: Concept
is lexicon entry: MCRM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2988
equivalence description: [Formerly known as MYNYTHO COMMON RIEBECKITE MICROGRANITE - Old code was also MCRM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104313
type: Concept
is lexicon entry: MCSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2734
equivalence description: [Formerly known as MANCETTER GRITS AND SHALES.] As Mancetter Shale Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104314
type: Concept
is lexicon entry: MCYS
has equivalence type: OBSLTE
has equivalent lexicon entry: MYMB
equivalence description: [Formerly known as MCGILDOWNEYS MARINE BAND - Old code was MYMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104315
type: Concept
is lexicon entry: MCZD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2758
equivalence description: [Formerly known as MARINE AND COASTAL ZONE DEPOSITS (UNDIFFERENTIATED) - Old code was also MCZD.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104316
type: Concept
is lexicon entry: MDA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2897
equivalence description: [Formerly known as MILLER'S DALE BEDS.] Cope, 1933; Stevenson and Gaunt, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104317
type: Concept
is lexicon entry: MDA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2898
equivalence description: [Formerly known as MILLER'S DALE LIMESTONES.] Aitkenhead et al., 1985.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104318
type: Concept
is lexicon entry: MDA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2899
equivalence description: [Formerly known as MILLER'S DALE LIMESTONES FORMATION - Old code was also MDA.] Lithological epithet changed from plural to singular.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104319
type: Concept
is lexicon entry: MDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2845
equivalence description: [Formerly known as MIDDLE DEVIL'S BRIDGE FORMATION - Old code was also MDB.] As a subdivision of the Devil's Bridge Formation, the former rank was inappropriate. The term is now retained with informal Member status.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104320
type: Concept
is lexicon entry: MDBC
has equivalence type: LATRL
has equivalent lexicon entry: st 190
equivalence description: [Otherwise known as CLAY COAL.] Name used in some parts of South Yorkshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104321
type: Concept
is lexicon entry: MDC
has equivalence type: LATRL
has equivalent lexicon entry: st 70
equivalence description: [Otherwise known as BANKNOCK JEWEL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104322
type: Concept
is lexicon entry: MDC
has equivalence type: LATRL
has equivalent lexicon entry: st 207
equivalence description: [Otherwise known as CONEYPARK LOWER DRUMGRAY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104323
type: Concept
is lexicon entry: MDC
has equivalence type: LATRL
has equivalent lexicon entry: st 574
equivalence description: [Otherwise known as MIDDLE DRUMGRAY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104324
type: Concept
is lexicon entry: MDDC
has equivalence type: LATRL
has equivalent lexicon entry: st 611
equivalence description: [Otherwise known as NO. 5 VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104325
type: Concept
is lexicon entry: MDDC
has equivalence type: LATRL
has equivalent lexicon entry: st 649
equivalence description: [Otherwise known as PENSFORD NO. 2.] In the Pensford Basin.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104326
type: Concept
is lexicon entry: MDDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2833
equivalence description: [Formerly known as MIDDLE COAL (SOMERSET).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104327
type: Concept
is lexicon entry: MDDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2890
equivalence description: [Formerly known as MIDDLE VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104328
type: Concept
is lexicon entry: MDF
has equivalence type: LATRL
has equivalent lexicon entry: st 697
equivalence description: [Otherwise known as RED HEAD FORMATION.] Probably equivalent to the Red Head Formation on the south-east limb of the Sidlaw Anticline, as the Finavon Conglomerate is now considered to be a lens-shaped body within the Tannadice Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104329
type: Concept
is lexicon entry: MDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2811
equivalence description: [Formerly known as MELGUND FORMATION - Old code was also MDF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104330
type: Concept
is lexicon entry: MDGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2892
equivalence description: [Formerly known as MIDDLETON GRIT GROUP - Old code was also MDGT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104331
type: Concept
is lexicon entry: MDLC
has equivalence type: LATRL
has equivalent lexicon entry: st 379
equivalence description: [Otherwise known as GREEN LANE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104332
type: Concept
is lexicon entry: MDLC
has equivalence type: LATRL
has equivalent lexicon entry: HPTL
equivalence description: [Otherwise known as HOSPITAL COAL (DERBY).] Correlated seam.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104333
type: Concept
is lexicon entry: MDLC
has equivalence type: LATRL
has equivalent lexicon entry: st 634
equivalence description: [Otherwise known as PARKGATE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104334
type: Concept
is lexicon entry: MDMC
has equivalence type: LATRL
has equivalent lexicon entry: st 605
equivalence description: [Otherwise known as NEW HARDS COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104335
type: Concept
is lexicon entry: MDMC
has equivalence type: LATRL
has equivalent lexicon entry: st 756
equivalence description: [Otherwise known as SILKSTONE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104336
type: Concept
is lexicon entry: MDMC
has equivalence type: LATRL
has equivalent lexicon entry: st 908
equivalence description: [Otherwise known as WEST YORKSHIRE SILKSTONE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104337
type: Concept
is lexicon entry: MDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2803
equivalence description: [Formerly known as MEARNS DRIFT GROUP - Old code was also MDR.] Epithet "Drift" revised to "Glacigenic" in line with BGS policy (November 2003).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104338
type: Concept
is lexicon entry: MDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2804
equivalence description: [Formerly known as MEARNS GLACIGENIC GROUP.] Rank revised in line with new BGS Stratigraphical Framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104339
type: Concept
is lexicon entry: MDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3498
equivalence description: [Formerly known as RED CLAY SERIES.] Jamieson, 1906, p.18.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104340
type: Concept
is lexicon entry: MDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3506
equivalence description: [Formerly known as RED GLACIAL DRIFT.] Glentworth, Mitchell and Mitchell, 1964, p.373-374.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104341
type: Concept
is lexicon entry: MDR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3514
equivalence description: [Formerly known as RED SERIES.] Simpson, 1948, p.688; Synge, 1956, p.129; (Hall and Connell, 1991, p.133.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104342
type: Concept
is lexicon entry: MDT
has equivalence type: LATRL
has equivalent lexicon entry: st 568
equivalence description: [Otherwise known as MEADFOOT GROUP..] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104343
type: Concept
is lexicon entry: MDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2791
equivalence description: [Formerly known as MEADFOOT BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104344
type: Concept
is lexicon entry: MDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2792
equivalence description: [Formerly known as MEADFOOT GRITS - Old code was also MDT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104345
type: Concept
is lexicon entry: MDT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2793
equivalence description: [Formerly known as MEADFOOT SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104346
type: Concept
is lexicon entry: MDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2759
equivalence description: [Formerly known as MARINE DEPOSITS (UNDIFFERENTIATED) - Old code was also MDU.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104347
type: Concept
is lexicon entry: ME
has equivalence type: LATRL
has equivalent lexicon entry: http://data.bgs.ac.uk/id/Lexicon/NamedRockUnit/M
equivalence description: [Otherwise known as MOINE SUPERGROUP.] The Yell Sound 'Division' is now believed to be equivalent to the Moine Supergroup; pro tem, however, it is treated as a separate Group within the Supergroup.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104348
type: Concept
is lexicon entry: ME1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1572
equivalence description: [Formerly known as FIRST TERRACE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104349
type: Concept
is lexicon entry: ME1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3568
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 1 (MEDWAY) - Old code was also ME1.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104350
type: Concept
is lexicon entry: ME2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3578
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 2 (MEDWAY) - Old code was also ME2.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104351
type: Concept
is lexicon entry: ME2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3799
equivalence description: [Formerly known as SECOND TERRACE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104352
type: Concept
is lexicon entry: ME3
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3587
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 3 (MEDWAY) - Old code was also ME3.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104353
type: Concept
is lexicon entry: ME3
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4169
equivalence description: [Formerly known as THIRD TERRACE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104354
type: Concept
is lexicon entry: ME4
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1629
equivalence description: [Formerly known as FOURTH TERRACE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104355
type: Concept
is lexicon entry: ME4
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3597
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, 4 (MEDWAY) - Old code was also ME4.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104356
type: Concept
is lexicon entry: MEAG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3514
equivalence description: [Formerly known as RED SERIES.] Part of the "Red Series" of Hall and Connell, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104357
type: Concept
is lexicon entry: MEB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2794
equivalence description: [Formerly known as MEADOWTOWN BEDS - Old code was also MEB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104358
type: Concept
is lexicon entry: MECO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2802
equivalence description: [Formerly known as MEALLFUORVONIE CONGLOMERATE - Old code was also MECO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104359
type: Concept
is lexicon entry: MED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2848
equivalence description: [Formerly known as MIDDLE EDAY SANDSTONE - Old code was also MED.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104360
type: Concept
is lexicon entry: MEDB
has equivalence type: LATRL
has equivalent lexicon entry: st 308
equivalence description: [Otherwise known as FARRAGON BEDS.] (Local equivalent of Farragon Beds but contains metamorphosed lavas as well as metamorphosed pyroclastic rocks).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104361
type: Concept
is lexicon entry: MEDL
has equivalence type: LATRL
has equivalent lexicon entry: st 61
equivalence description: [Otherwise known as BADDOCH BURN DOLOMITE.] Probable equivalent on sheet 65W.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104362
type: Concept
is lexicon entry: MEDL
has equivalence type: LATRL
has equivalent lexicon entry: st 64
equivalence description: [Otherwise known as BALLACHULISH LIMESTONE.] Equivalent in Ballachulish area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104363
type: Concept
is lexicon entry: MEDL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 61
equivalence description: [Formerly known as BADDOCH BURN DOLOMITE.] Probable equivalent on British Geological Survey Sheet 65W.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104364
type: Concept
is lexicon entry: MEDL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 64
equivalence description: [Formerly known as BALLACHULISH LIMESTONE.] Equivalent in Ballachulish area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104365
type: Concept
is lexicon entry: MEDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2798
equivalence description: [Formerly known as MEALL DUBH LIMESTONE.] Treagus, J E and King, G, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104366
type: Concept
is lexicon entry: MEDP
has equivalence type: LATRL
has equivalent lexicon entry: st 483
equivalence description: [Otherwise known as LEVEN SCHIST.] Equivalent in Ballachulish area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104367
type: Concept
is lexicon entry: MEDP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2800
equivalence description: [Formerly known as MEALL DUBH STRIPED PELITE.] Treagus, J E and King, G, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104368
type: Concept
is lexicon entry: MEDQ
has equivalence type: LATRL
has equivalent lexicon entry: st 35
equivalence description: [Otherwise known as APPIN QUARTZITE.] Appin area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104369
type: Concept
is lexicon entry: MEDQ
has equivalence type: LATRL
has equivalent lexicon entry: st 96
equivalence description: [Otherwise known as BEINN A'GHLO QUARTZITE FORMATION.] Sheets 55E and 64E.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104370
type: Concept
is lexicon entry: MEDQ
has equivalence type: OBSLTE
has equivalent lexicon entry: st 35
equivalence description: [Formerly known as APPIN QUARTZITE.] Appin area

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104371
type: Concept
is lexicon entry: MEDQ
has equivalence type: OBSLTE
has equivalent lexicon entry: st 96
equivalence description: [Formerly known as BEINN A'GHLO QUARTZITE FORMATION.] British Geological Sheets 55E and 64E.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104372
type: Concept
is lexicon entry: MEDQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2799
equivalence description: [Formerly known as MEALL DUBH QUARTZITE.] Treagus, J E and King, G, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104373
type: Concept
is lexicon entry: MEDS
has equivalence type: LATRL
has equivalent lexicon entry: st 65
equivalence description: [Otherwise known as BALLACHULISH SLATE.] Ballachulish area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104374
type: Concept
is lexicon entry: MEDS
has equivalence type: LATRL
has equivalent lexicon entry: st 94
equivalence description: [Otherwise known as BEINN A'GHLO GRAPHITIC SCHIST.] Sheets 55E and 64E.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104375
type: Concept
is lexicon entry: MEDS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 65
equivalence description: [Formerly known as BALLACHULISH SLATE.] Lateral equivalent in Ballachulish area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104376
type: Concept
is lexicon entry: MEDS
has equivalence type: OBSLTE
has equivalent lexicon entry: st 94
equivalence description: [Formerly known as BEINN A'GHLO GRAPHITIC SCHIST.] Lateral equivalent on British Geological Survey Sheets 55E and 64E, Smith, R A and Harris, A L, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104377
type: Concept
is lexicon entry: MEDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2797
equivalence description: [Formerly known as MEALL DUBH GRAPHITIC SCHIST.] Treagus, J E and King, G, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104378
type: Concept
is lexicon entry: MEFQ
has equivalence type: LATRL
has equivalent lexicon entry: st 303
equivalence description: [Otherwise known as F1 AND F2.] Btitish Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104379
type: Concept
is lexicon entry: MEFQ
has equivalence type: LATRL
has equivalent lexicon entry: st 686
equivalence description: [Otherwise known as RADCLIFFE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104380
type: Concept
is lexicon entry: MELB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2849
equivalence description: [Formerly known as MIDDLE ELTON BEDS - Old code was also MELB.] The term Middle Elton Formation is now preferred for BGS informal use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104381
type: Concept
is lexicon entry: MELC
has equivalence type: LATRL
has equivalent lexicon entry: st 334
equivalence description: [Otherwise known as FOXEARTH COAL.] Parts of the Barnsley Sheet area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104382
type: Concept
is lexicon entry: MELC
has equivalence type: LATRL
has equivalent lexicon entry: st 901
equivalence description: [Otherwise known as WATHWOOD COAL.] Parts of the Barnsley Sheet area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104383
type: Concept
is lexicon entry: MELC
has equivalence type: LATRL
has equivalent lexicon entry: st 924
equivalence description: [Otherwise known as WOODMORE COAL.] Parts of the Barnsley Sheet area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104384
type: Concept
is lexicon entry: MEM
has equivalence type: LATRL
has equivalent lexicon entry: st 431
equivalence description: [Otherwise known as HOUGHRIGG COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104385
type: Concept
is lexicon entry: MEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2815
equivalence description: [Formerly known as MENEVIAN BEDS.] Geological Survey Old Series One inch sheet 75SE - Caernarfonshire).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104386
type: Concept
is lexicon entry: MEN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2817
equivalence description: [Formerly known as MENEVIAN SERIES.] Stubblefield, C J. 1959, and references therein.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104387
type: Concept
is lexicon entry: MENO
has equivalence type: LATRL
has equivalent lexicon entry: RDBR
equivalence description: [Otherwise known as ROSELAND BRECCIA FORMATION.] The rocks on the Lizard that were originally referred to the "Meneage Crush Zone" were temporarily referred to as the Meneage Olistostrome but are now believed to be equivalent to the Roseland Breccia Formation of the Mevagissey area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104388
type: Concept
is lexicon entry: MER
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2205
equivalence description: [Formerly known as KEUPER WATERSTONES - Old code was KW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104389
type: Concept
is lexicon entry: MES
has equivalence type: LATRL
has equivalent lexicon entry: CLH
equivalence description: [Otherwise known as CLOUGHTON FORMATION.] Rocks formerly referred to the Middle Estuarine (or Middle deltaic) "Series" now comprise the upper part of the Cloughton Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104390
type: Concept
is lexicon entry: MEST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 601
equivalence description: [Formerly known as BRIDGES SANDSTONE FORMATION.] Davies, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104391
type: Concept
is lexicon entry: MEST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1520
equivalence description: [Formerly known as FANOGLE SANDSTONE.] Greenly, 1919.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104392
type: Concept
is lexicon entry: MEST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2814
equivalence description: [Formerly known as MENEI STRAITS FORMATION - Old code was also MEST.] Incorrect spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104393
type: Concept
is lexicon entry: METL
has equivalence type: LATRL
has equivalent lexicon entry: st 302
equivalence description: [Otherwise known as F1.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104394
type: Concept
is lexicon entry: MEY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2826
equivalence description: [Formerly known as MEY SUBGROUP - Old code was also MEY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104395
type: Concept
is lexicon entry: MEYC
has equivalence type: LATRL
has equivalent lexicon entry: st 577
equivalence description: [Otherwise known as MIDDLETON ELEVEN YARDS COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104396
type: Concept
is lexicon entry: MFD
has equivalence type: OBSLTE
has equivalent lexicon entry: QZT
equivalence description: [Formerly known as QUARTZITE CONGLOMERATE - Old code was QZT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104397
type: Concept
is lexicon entry: MFDMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104398
type: Concept
is lexicon entry: MFMB
has equivalence type: LATRL
has equivalent lexicon entry: st 167
equivalence description: [Otherwise known as CANNEL MINE MARINE BAND.] Local name in the Lancashire Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104399
type: Concept
is lexicon entry: MFMB
has equivalence type: LATRL
has equivalent lexicon entry: st 330
equivalence description: [Otherwise known as FORTY YARD MARINE BAND.] Local name in the Derbyshire-Nottinghamshire Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104400
type: Concept
is lexicon entry: MFMB
has equivalence type: LATRL
has equivalent lexicon entry: st 400
equivalence description: [Otherwise known as HARD BED BAND MARINE BAND.] Local name in the Yorkshire Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104401
type: Concept
is lexicon entry: MFMB
has equivalence type: LATRL
has equivalent lexicon entry: st 561
equivalence description: [Otherwise known as MARGAM MARINE BAND.] Local name in parts of the South Wales Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104402
type: Concept
is lexicon entry: MFMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 167
equivalence description: [Formerly known as CANNEL MINE MARINE BAND - Old code was CLMMB.] Local name in the Lancashire Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104403
type: Concept
is lexicon entry: MFMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 330
equivalence description: [Formerly known as FORTY YARD MARINE BAND - Old code was 40YMB.] Local name in the Derbyshire-Nottinghamshire Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104404
type: Concept
is lexicon entry: MFMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 400
equivalence description: [Formerly known as HARD BED BAND MARINE BAND - Old code was HBBMB.] Local name in the Yorkshire Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104405
type: Concept
is lexicon entry: MFMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 561
equivalence description: [Formerly known as MARGAM MARINE BAND - Old code was MGMMB.] Local name in parts of the South Wales Coalfield, possibly still to some extent in current use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104406
type: Concept
is lexicon entry: MFN
has equivalence type: LATRL
has equivalent lexicon entry: st 548
equivalence description: [Otherwise known as MAERDY MUDSTONE FORMATION.] Alder, K E, 1976. Term considered obsolete [D Wilson; 12/02/2004].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104407
type: Concept
is lexicon entry: MFN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2913
equivalence description: [Formerly known as MOELFRYN MUDSTONE - Old code was also MFN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104408
type: Concept
is lexicon entry: MFN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3550
equivalence description: [Formerly known as RHIWLAS MUDSTONES.] Elles, G L, 1922.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104409
type: Concept
is lexicon entry: MFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2916
equivalence description: [Formerly known as MOFFAT SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104410
type: Concept
is lexicon entry: MG
has equivalence type: LATRL
has equivalent lexicon entry: st 583
equivalence description: [Otherwise known as MILLSTONE GRIT FORMATION.] Forms part of the Whitehurst Group in offshore areas.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104411
type: Concept
is lexicon entry: MG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2901
equivalence description: [Formerly known as MILLSTONE GRIT - Old code was MGG.] Earp and others, 1961; Phillips, 1836. The Millstone Grit approximated to the Millstone Grit Group, but the Millstone Grit Series was a chronostratigraphical term, introduced later and synonymous with the Namurian.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104412
type: Concept
is lexicon entry: MGB
has equivalence type: LATRL
has equivalent lexicon entry: MW
equivalence description: [Otherwise known as MAENTWROG FORMATION.] The former Maentwrog Beds are included within the Maentwrog Formation (MW).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104413
type: Concept
is lexicon entry: MGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2739
equivalence description: [Formerly known as MANX GROUP UNDIVIDED.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104414
type: Concept
is lexicon entry: MGD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2786
equivalence description: [Formerly known as MAUGHOLD BANDED GROUP.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104415
type: Concept
is lexicon entry: MGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2736
equivalence description: [Formerly known as MANGOTSFIELD FORMATION - Old code was also MGF.] [Kellaway & Welch, 1993]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104416
type: Concept
is lexicon entry: MGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2737
equivalence description: [Formerly known as MANGOTSFIELD GROUP.] [Kellaway, 1969]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104417
type: Concept
is lexicon entry: MGG
has equivalence type: LATRL
has equivalent lexicon entry: PHG
equivalence description: [Otherwise known as PULE HILL GRIT.] Probable correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104418
type: Concept
is lexicon entry: MGG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4670
equivalence description: [Formerly known as WOODHOUSE GRIT - Old code was WHGT.] The upper part of the former Woodhouse Grit is now referred to the Midgley Grit, whereas the lower part is termed the Woodhouse Flags.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104419
type: Concept
is lexicon entry: MGMB
has equivalence type: LATRL
has equivalent lexicon entry: st 596
equivalence description: [Otherwise known as MOUSEGILL MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104420
type: Concept
is lexicon entry: MGMMB
has equivalence type: LATRL
has equivalent lexicon entry: MFMB
equivalence description: [Otherwise known as MEADOW FARM MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104421
type: Concept
is lexicon entry: MGNC
has equivalence type: LATRL
has equivalent lexicon entry: st 185
equivalence description: [Otherwise known as CHOPPING VICTORIA COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104422
type: Concept
is lexicon entry: MGNC
has equivalence type: LATRL
has equivalent lexicon entry: st 862
equivalence description: [Otherwise known as U.] British Coal Index.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104423
type: Concept
is lexicon entry: MGSL
has equivalence type: LATRL
has equivalent lexicon entry: MW
equivalence description: [Otherwise known as MAENTWROG FORMATION.] The former Maentwrog Slates are included within the Maentwrog Formation (MW).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104424
type: Concept
is lexicon entry: MGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2854
equivalence description: [Formerly known as MIDDLE GRIT GROUP - Old code was also MGT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104425
type: Concept
is lexicon entry: MGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2855
equivalence description: [Formerly known as MIDDLE GRITS - Old code was also MGT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104426
type: Concept
is lexicon entry: MGV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2986
equivalence description: [Formerly known as MYNYDD-Y-GADER GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104427
type: Concept
is lexicon entry: MGW
has equivalence type: LATRL
has equivalent lexicon entry: st 356
equivalence description: [Otherwise known as GLACIOFLUVIAL DELTAIC DEPOSITS.] 1:50 000 England Sheet 37 (Gosforth), 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104428
type: Concept
is lexicon entry: MHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2748
equivalence description: [Formerly known as MARE HILL CLAY.] Used by some (older) authors, but note that the eponymous village is Marehill.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104429
type: Concept
is lexicon entry: MHC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3404
equivalence description: [Formerly known as PREVIOUSLY PART OF UNDIFFERENTIATED SANDGATE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104430
type: Concept
is lexicon entry: MHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 52
equivalence description: [Formerly known as AGNEASH GRITS.] Geological Survey, 1898; Lamplugh, 1903.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104431
type: Concept
is lexicon entry: MHL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2786
equivalence description: [Formerly known as MAUGHOLD BANDED GROUP.] Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104432
type: Concept
is lexicon entry: MHO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2489
equivalence description: [Formerly known as LONGSLEDDALE SILTSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104433
type: Concept
is lexicon entry: MHO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2935
equivalence description: [Formerly known as MOORHOWE MEMBER - Old code was also MHO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104434
type: Concept
is lexicon entry: MHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2788
equivalence description: [Formerly known as MAY HILL GROUP.] Woodward, H B, 1876.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104435
type: Concept
is lexicon entry: MHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2789
equivalence description: [Formerly known as MAY HILL SANDSTONE - Old code was also MHS.] Sedgwick, 1853).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104436
type: Concept
is lexicon entry: MHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2790
equivalence description: [Formerly known as MAY HILL SERIES.] Marr, J E, 1883.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104437
type: Concept
is lexicon entry: MHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 287
equivalence description: [Formerly known as BASAL GRAVELS.] Smith 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104438
type: Concept
is lexicon entry: MHVO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4675
equivalence description: [Formerly known as WOODSPRING LAVA AND TUFF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104439
type: Concept
is lexicon entry: MI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2896
equivalence description: [Formerly known as MILLDALE LIMESTONES - Old code was also MI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104440
type: Concept
is lexicon entry: MIGR
has equivalence type: LATRL
has equivalent lexicon entry: st 584
equivalence description: [Otherwise known as MILLSTONE GRIT GROUP.] The name Millstone Grit Group is used Onshore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104441
type: Concept
is lexicon entry: MIHO
has equivalence type: LATRL
has equivalent lexicon entry: st 575
equivalence description: [Otherwise known as MIDDLE HOSIE LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104442
type: Concept
is lexicon entry: MIHO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2599
equivalence description: [Formerly known as LOWER KINNINY LIMESTONE - Old code was LRKI.] Browne, M A E and 5 others, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104443
type: Concept
is lexicon entry: MIHO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4480
equivalence description: [Formerly known as UPPER VEXHIM LIMESTONE - Old code was UVEX.] Browne, M A E and 5 others, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104444
type: Concept
is lexicon entry: MILL
has equivalence type: LATRL
has equivalent lexicon entry: st 63
equivalence description: [Otherwise known as BALL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104445
type: Concept
is lexicon entry: MILL
has equivalence type: LATRL
has equivalent lexicon entry: st 256
equivalence description: [Otherwise known as DENNYLOANHEAD BALL COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104446
type: Concept
is lexicon entry: MILL
has equivalence type: LATRL
has equivalent lexicon entry: st 381
equivalence description: [Otherwise known as GREENGAIRS SMITHY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104447
type: Concept
is lexicon entry: MILL
has equivalence type: LATRL
has equivalent lexicon entry: st 821
equivalence description: [Otherwise known as THIRD DRUMGRAY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104448
type: Concept
is lexicon entry: MINF
has equivalence type: LATRL
has equivalent lexicon entry: st 586
equivalence description: [Otherwise known as MINFORDD FORMATION.] Spelling used by Rushton and Howells, 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104449
type: Concept
is lexicon entry: MINO
has equivalence type: LATRL
has equivalent lexicon entry: ASLS
equivalence description: [Otherwise known as ASTON LIMESTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104450
type: Concept
is lexicon entry: MJCO
has equivalence type: LATRL
has equivalent lexicon entry: st 551
equivalence description: [Otherwise known as MAJOR MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104451
type: Concept
is lexicon entry: MJCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2722
equivalence description: [Formerly known as MAJOR MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104452
type: Concept
is lexicon entry: MKN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2924
equivalence description: [Formerly known as MONKERTON MEMBER.] Bristow and Williams, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104453
type: Concept
is lexicon entry: MKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3227
equivalence description: [Formerly known as PASSAGE GROUP.] In part: the Monkcastle Sandstone Formation rocks correspond to the lower part of the Passage Group in north Ayrshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104454
type: Concept
is lexicon entry: MKST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2761
equivalence description: [Formerly known as MARKET STANCE METABASIC COMPLEX - Old code was also MKST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104455
type: Concept
is lexicon entry: SHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3750
equivalence description: [Formerly known as SCAR HOUSE FORMATION - Old code was also SHF.] Appears on the Masham (E51) Sheet, following terminology erected by Wilson (1960).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104456
type: Concept
is lexicon entry: SHG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4015
equivalence description: [Formerly known as STONEHAVEN BEDS.] (Hickling, G, 1908; Campbell, R, 1913).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104457
type: Concept
is lexicon entry: SHGR
has equivalence type: LATRL
has equivalent lexicon entry: CVD
equivalence description: [Otherwise known as COLNE VALLEY DEPOSITS.] Laterally equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104458
type: Concept
is lexicon entry: SHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3841
equivalence description: [Formerly known as SHEPPERTON GRAVEL - Old code was also SHGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104459
type: Concept
is lexicon entry: SHGR
has equivalence type: OBSLTE
has equivalent lexicon entry: VLGR
equivalence description: [Formerly known as VALLEY GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104460
type: Concept
is lexicon entry: SHHB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3015
equivalence description: [Formerly known as NEAERAN BEDS.] Walford, 1906.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104461
type: Concept
is lexicon entry: SHHB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3832
equivalence description: [Formerly known as SHARP'S HILL BEDS - Old code was also SHHB.] Arkell, 1933, 297 - 301.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104462
type: Concept
is lexicon entry: SHI
has equivalence type: LATRL
has equivalent lexicon entry: st 424
equivalence description: [Otherwise known as HOLLANDBUSH SPLINT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104463
type: Concept
is lexicon entry: SHI
has equivalence type: LATRL
has equivalent lexicon entry: st 772
equivalence description: [Otherwise known as SOFT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104464
type: Concept
is lexicon entry: SHIC
has equivalence type: LATRL
has equivalent lexicon entry: st 20
equivalence description: [Otherwise known as ACRE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104465
type: Concept
is lexicon entry: SHIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 529
equivalence description: [Formerly known as BORELAND FORMATION - Old code was BORL.] Boreland Formation is a redundant junior synonym of Shinnel Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104466
type: Concept
is lexicon entry: SHIP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 117
equivalence description: [Formerly known as ARDLEY BEDS.] Lower part of Ardley Beds of Arkell, W J, 1931

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104467
type: Concept
is lexicon entry: SHIP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1164
equivalence description: [Formerly known as CROUGHTON MEMBER.] Palmer, T J, 1974

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104468
type: Concept
is lexicon entry: SHIP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1491
equivalence description: [Formerly known as EXCAVATA BEDS.] Barker, M J, 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104469
type: Concept
is lexicon entry: SHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 428
equivalence description: [Formerly known as BILSTON BURN LIMESTONE - Old code was BIBU.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104470
type: Concept
is lexicon entry: SHLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2829
equivalence description: [Formerly known as MID KINNINY LIMESTONE - Old code was MIKI.] Redundant full synonym.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104471
type: Concept
is lexicon entry: SHMB
has equivalence type: LATRL
has equivalent lexicon entry: HTMB
equivalence description: [Otherwise known as HAUGHTON MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104472
type: Concept
is lexicon entry: SHREW
has equivalence type: LATRL
has equivalent lexicon entry: st 754
equivalence description: [Otherwise known as SHREWSBURY FORMATION.] Synonyms (Shrewsbury Formation sensu Worsley, 1991; Bowen, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104473
type: Concept
is lexicon entry: SHREW
has equivalence type: OBSLTE
has equivalent lexicon entry: BOC
equivalence description: [Formerly known as BOULDER CLAY.] The Formation comprises the combined Fluvio-glacial Flood Gravels and Boulder Clay of Pocock et al., 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104474
type: Concept
is lexicon entry: SHREW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1600
equivalence description: [Formerly known as FLUVIO-GLACIAL FLOOD GRAVELS.] The Formation comprises the combined Fluvio-glacial Flood Gravels and Boulder Clay of Pocock et al., 1938.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104475
type: Concept
is lexicon entry: SHSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2597
equivalence description: [Formerly known as LOWER KEUPER SANDSTONE AND WATERSTONES.] (Fox-Strangeways, C, 1905).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104476
type: Concept
is lexicon entry: SHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3739
equivalence description: [Formerly known as SAUGH HILL FORMATION - Old code was SHLF.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104477
type: Concept
is lexicon entry: SHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3740
equivalence description: [Formerly known as SAUGH HILL GRITS - Old code was SHLG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104478
type: Concept
is lexicon entry: SHSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3741
equivalence description: [Formerly known as SAUGH HILL SANDSTONES AND GRITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104479
type: Concept
is lexicon entry: SHSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3846
equivalence description: [Formerly known as SHINETON SHALES - Old code was also SHSH.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104480
type: Concept
is lexicon entry: SHSM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3853
equivalence description: [Formerly known as SHOPS SANDSTONE FORMATION.] Fletcher & Key, 1992; Nirex 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104481
type: Concept
is lexicon entry: SHV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3309
equivalence description: [Formerly known as PILLOW LAVA DIVISION.] Thomas and Thomas 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104482
type: Concept
is lexicon entry: SHVI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3830
equivalence description: [Formerly known as SHAP LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104483
type: Concept
is lexicon entry: SHWB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 455
equivalence description: [Formerly known as BLACK MARL.] Included in Black Marl (ie. Black Ven Marls, prior to Lang, W D, 1914.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104484
type: Concept
is lexicon entry: SHWB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3825
equivalence description: [Formerly known as SHALES-WITH-BEEF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104485
type: Concept
is lexicon entry: SHWC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3828
equivalence description: [Formerly known as SHAP CONGLOMERATE FORMATION - Old code was SHPC.] Confirmed as Obsolete by M McCormac, 28/07/2006.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104486
type: Concept
is lexicon entry: SHWK
has equivalence type: OBSLTE
has equivalent lexicon entry: st 182
equivalence description: [Formerly known as CHERT BEDS.] Included in Chert Beds of Jukes-Browne, A J and Hill, W, 1900

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104487
type: Concept
is lexicon entry: SHYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3458
equivalence description: [Formerly known as RAGSTONE.] Drummond, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104488
type: Concept
is lexicon entry: SHYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3459
equivalence description: [Formerly known as RAGSTONE AND FREESTONE BEDS.] White, 1923, p.51.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104489
type: Concept
is lexicon entry: SHYS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3460
equivalence description: [Formerly known as RAGSTONE BEDS.] White, 1923, p.46.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104490
type: Concept
is lexicon entry: SI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2168
equivalence description: [Formerly known as KEMBLE BEDS.] As originally conceived by Woodward, H B, 1894; see Cox, B M, et al, (In preparation)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104491
type: Concept
is lexicon entry: SI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2169
equivalence description: [Formerly known as KEMBLE BEDS UNITS I AND II.] Worssam, B C and Bisson, G, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104492
type: Concept
is lexicon entry: SI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3862
equivalence description: [Formerly known as SIGNET BEDS.] Plus underlying marl in type section. Worssam, B C and Bisson, G, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104493
type: Concept
is lexicon entry: SIFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3861
equivalence description: [Formerly known as SIDES FARM MEMBER - Old code was also SIFA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104494
type: Concept
is lexicon entry: SIGR
has equivalence type: OBSLTE
has equivalent lexicon entry: PLG
equivalence description: [Formerly known as PLATEAU GRAVEL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104495
type: Concept
is lexicon entry: SIGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3863
equivalence description: [Formerly known as SILCHESTER GRAVEL - Old code was also SIGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104496
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: CSH
equivalence description: [Formerly known as CATON SHALE.] Lancaster district, now subsumed into the Silsden Formation. Brandon et al., 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104497
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 931
equivalence description: [Formerly known as CLAUGHTON FORMATION.] Lancaster district, now subsumed into the Silsden Formation, Brandon et al., 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104498
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1159
equivalence description: [Formerly known as CROSSDALE MUDSTONE FORMATION.] Lancaster district, now subsumed into the Silsden Foramtion. Brandon et al., 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104499
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3629
equivalence description: [Formerly known as ROEBURNDALE FORMATION.] Lanacster district, now subsumed into the Silsden Formation. Brandon et al., 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104500
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3867
equivalence description: [Formerly known as SILSDEN MOOR GRIT GROUP.] Bradford District. Stephens et al., 1953.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104501
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3873
equivalence description: [Formerly known as SILVER HILLS SANDSTONE FORMATION.] Lancaster district, now subsumed into the Silsden Formation. Brandon et al., 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104502
type: Concept
is lexicon entry: SILS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4524
equivalence description: [Formerly known as WARD'S STONE SANDSTONE FORMATION.] Lancaster district, now subsumed into the Silsden Formation. Brandion et al., 1998.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104503
type: Concept
is lexicon entry: SIM
has equivalence type: LATRL
has equivalent lexicon entry: st 267
equivalence description: [Otherwise known as DOWSING FORMATION AND DUDGEON FORMATION.] Southern North Sea Basin. Johnson et al., 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104504
type: Concept
is lexicon entry: SIM
has equivalence type: LATRL
has equivalent lexicon entry: st 484
equivalence description: [Otherwise known as LEYLAND FM PLUS PREESALL HALITE FM, DOWBRIDGE MUDSTONE FM AND WARTON HALITE FM.] Jackson et al., 1997. (Warton Halite Formation in the East Irish Sea Basin only).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104505
type: Concept
is lexicon entry: SIM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1437
equivalence description: [Formerly known as ELDERSFIELD MUDSTONE FORMATION - Old code was ELM.] Barclay et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104506
type: Concept
is lexicon entry: SIM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2594
equivalence description: [Formerly known as LOWER KEUPER MARL - Old code was LKM.] Wills, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104507
type: Concept
is lexicon entry: SIM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2595
equivalence description: [Formerly known as LOWER KEUPER MARL(S).] Approximately equivalent. Brodie, 1870; Harrison, 1876; Matley, 1912.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104508
type: Concept
is lexicon entry: SIM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2961
equivalence description: [Formerly known as MUDSTONE I.] Approximately equivalent to Mudstone I of Jeans, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104509
type: Concept
is lexicon entry: SIM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4054
equivalence description: [Formerly known as SUB-ARDEN KEUPER MARLS.] Approximately equivalent. Wills, 1976.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104510
type: Concept
is lexicon entry: SIOW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3713
equivalence description: [Formerly known as SANDROCK "SERIES" - Old code was SRS.] Upper Clays and Sandrock (Fitton, 1847).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104511
type: Concept
is lexicon entry: SIOW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3715
equivalence description: [Formerly known as SANDROCK [ISLE OF WIGHT] - Old code was also SIOW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104512
type: Concept
is lexicon entry: SIPI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3860
equivalence description: [Formerly known as SIDE PIKE COMPLEX - Old code was also SIPI.] Formerly inappropriately ranked in the BGS Lexicon.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104513
type: Concept
is lexicon entry: SJKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2132
equivalence description: [Formerly known as JOHNSHAVEN FORMATION.] Armstrong, M and Paterson, I B, 1970. Included within the Johnshaven Formation. The use of this name is now discontinued in this area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104514
type: Concept
is lexicon entry: SJKS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3969
equivalence description: [Formerly known as ST JOHN'S KNAP SANDSTONE FORMATION - Old code was also SJKS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104515
type: Concept
is lexicon entry: SKAW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3877
equivalence description: [Formerly known as SKAW GRANITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104516
type: Concept
is lexicon entry: SKB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1810
equivalence description: [Formerly known as GRAPTILIFEROUS MUDSTONES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104517
type: Concept
is lexicon entry: SKB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3878
equivalence description: [Formerly known as SKELGILL BEDS - Old code was also SKB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104518
type: Concept
is lexicon entry: SKB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3879
equivalence description: [Formerly known as SKELGILL MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104519
type: Concept
is lexicon entry: SKB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3880
equivalence description: [Formerly known as SKELGILL SHALES - Old code was SGSH.] As used, for example, on the BGS Cross Fell Special Sheet [1:25000].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104520
type: Concept
is lexicon entry: SKCAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 623
equivalence description: [Formerly known as BROOK FORMATION.] The Subgroup includes fluvial deposits formerly attributed to the Brook Formation of Gibbard, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104521
type: Concept
is lexicon entry: SKCAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2176
equivalence description: [Formerly known as KENTISH STOUR FORMATION.] The Subgroup includes fluvial deposits formerly attributed to the Kentish Stour Formation of Gibbard, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104522
type: Concept
is lexicon entry: SKCAT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3245
equivalence description: [Formerly known as PEGWELL FORMATION.] The Subgroup includes fluvial deposits formerly attributed to the Pegwell Formation of Gibbard, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104523
type: Concept
is lexicon entry: SKCO
has equivalence type: LATRL
has equivalent lexicon entry: st 781
equivalence description: [Otherwise known as STINK VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104524
type: Concept
is lexicon entry: SKCO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 781
equivalence description: [Formerly known as STINK VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104525
type: Concept
is lexicon entry: SKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3885
equivalence description: [Formerly known as SKIDDAVIAN (SERIES).] The Latterbarrow Formation (Latterbarrow Sandstone) was included in the Group until Allen and Cooper (1986) showed it is part of the basal Borrowdale Volcanic Group. Allen and Cooper, 1986; Webb, 1972; Sedgwick, 1832; Dixon, 1931; Shotton, 1935, etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104526
type: Concept
is lexicon entry: SKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3888
equivalence description: [Formerly known as SKIDDAW SLATE GROUP.] The Latterbarrow Formation (Latterbarrow Sandstone) was included in the Group until Allen and Cooper (1986) showed it is part of the basal Borrowdale Volcanic Group. Allen and Cooper, 1986; Webb, 1972; Sedgwick, 1832; Dixon, 1931; Shotton, 1935, etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104527
type: Concept
is lexicon entry: SKG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3889
equivalence description: [Formerly known as SKIDDAW SLATES - Old code was SKSL.] The Latterbarrow Formation (Latterbarrow Sandstone) was included in the Group until Allen and Cooper (1986) showed it is part of the basal Borrowdale Volcanic Group. Allen and Cooper, 1986; Webb, 1972; Sedgwick, 1832; Dixon, 1931; Shotton, 1935, etc.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104528
type: Concept
is lexicon entry: SKGM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3885
equivalence description: [Formerly known as SKIDDAVIAN (SERIES) - Old code was SKVN.] SKV

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104529
type: Concept
is lexicon entry: SKGM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3888
equivalence description: [Formerly known as SKIDDAW SLATE GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104530
type: Concept
is lexicon entry: SKGM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3889
equivalence description: [Formerly known as SKIDDAW SLATES - Old code was SKSL.] Webb, 1972; Sedgwick, 1832; Dixon, 1931; Shotton, 1935; Burgess and Wadge, 1974. The Latterbarrow Formation (or Latterbarrow Sst) was included in the Skiddaw Group until Allen & Cooper (1986), showed that it is part of the basal Borrowdale Volcanic Gp.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104531
type: Concept
is lexicon entry: SKID
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3886
equivalence description: [Formerly known as SKIDDAW GRANITE - Old code was also SKID.] Name now generalised to allow for rock types other than granite within the intrusion.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104532
type: Concept
is lexicon entry: SKIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3702
equivalence description: [Formerly known as SAND OF 25 FOOT DRIFT OF THE VALE OF YORK.] British Geological Survey, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104533
type: Concept
is lexicon entry: SKIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3891
equivalence description: [Formerly known as SKIPWITH COMMON SAND MEMBER.] Initial name, subsequently revised prior to extensive use.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104534
type: Concept
is lexicon entry: SKL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3852
equivalence description: [Formerly known as SHOALSHOOK LIMESTONE.] Incorrect (junior) spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104535
type: Concept
is lexicon entry: SKM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3881
equivalence description: [Formerly known as SKELMORLIE CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104536
type: Concept
is lexicon entry: SKM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3882
equivalence description: [Formerly known as SKELMORLIE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104537
type: Concept
is lexicon entry: SLAT
has equivalence type: LATRL
has equivalent lexicon entry: st 609
equivalence description: [Otherwise known as NINE FEET COAL.] May be equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104538
type: Concept
is lexicon entry: SLCO
has equivalence type: LATRL
has equivalent lexicon entry: st 272
equivalence description: [Otherwise known as DULAS COAL AND NINE FEET COAL.] The Dulas Coal and Nine Feet Coal together form the Stanllyd (or Hwch) Coal.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104539
type: Concept
is lexicon entry: SLCO
has equivalence type: LATRL
has equivalent lexicon entry: st 435
equivalence description: [Otherwise known as HWCH COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104540
type: Concept
is lexicon entry: SLED
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4094
equivalence description: [Formerly known as SYENITES.] Hill & Bonney, 1878

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104541
type: Concept
is lexicon entry: SLEV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 76
equivalence description: [Formerly known as ALLUVIAL DEPOSITS AND PEAT.] Whittaker and Green, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104542
type: Concept
is lexicon entry: SLEV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1481
equivalence description: [Formerly known as ESTUARINE ALLUVIUM AND HIGHER ESTUARINE ALLUVIUM.] Green and Welch, 1965.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104543
type: Concept
is lexicon entry: SLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4001
equivalence description: [Formerly known as STINCHAR LIMESTONE - Old code was STLM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104544
type: Concept
is lexicon entry: SLGT
has equivalence type: LATRL
has equivalent lexicon entry: SGQ
equivalence description: [Otherwise known as SALTERELLA GRIT MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104545
type: Concept
is lexicon entry: SLGT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3693
equivalence description: [Formerly known as SALTERELLA GRIT OR QUARTZITE - Old code was SGQ.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104546
type: Concept
is lexicon entry: SLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 262
equivalence description: [Formerly known as BARREN FLAGSTONES.] (Lapworth, 1882)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104547
type: Concept
is lexicon entry: SLH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3826
equivalence description: [Formerly known as SHALLOCH FLAGSTONE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104548
type: Concept
is lexicon entry: SLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1254
equivalence description: [Formerly known as DEVONIAN FINTONA GROUP.] Component formations formerly assigned to above group by Simon, 1984. Now allocated to the Slievebane Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104549
type: Concept
is lexicon entry: SLIP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2319
equivalence description: [Formerly known as LANDSLIDE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104550
type: Concept
is lexicon entry: SLIP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2320
equivalence description: [Formerly known as LANDSLIP - Old code was also SLIP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104551
type: Concept
is lexicon entry: SLK4
has equivalence type: LATRL
has equivalent lexicon entry: WHLC
equivalence description: [Otherwise known as WHEATLEY LIME COAL (WEST YORKSHIRE).] Correlated seam.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104552
type: Concept
is lexicon entry: SLN
has equivalence type: LATRL
has equivalent lexicon entry: st 851
equivalence description: [Otherwise known as TRENCHARD GROUP.] Stallion Hill Formation possibly equates with the Trenchard Group.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104553
type: Concept
is lexicon entry: SLO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3896
equivalence description: [Formerly known as SLOCKENRAY FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104554
type: Concept
is lexicon entry: SLR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3524
equivalence description: [Formerly known as REDHILL AND SLADE BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104555
type: Concept
is lexicon entry: SLSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3262
equivalence description: [Formerly known as PENDLE SHALE FORMATION.] Baines, 1977; Sims, 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104556
type: Concept
is lexicon entry: SLSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4073
equivalence description: [Formerly known as SURGILL SHALE MEMBER - Old code was also SLSH.] Rank reduced to Bed.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104557
type: Concept
is lexicon entry: SLSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4074
equivalence description: [Formerly known as SURGILL SHALES.] Bray, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104558
type: Concept
is lexicon entry: SLSY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3811
equivalence description: [Formerly known as SELSEY "DIVISION".] Curry et al, 1977.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104559
type: Concept
is lexicon entry: SLSY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3812
equivalence description: [Formerly known as SELSEY FORMATION.] Stinton, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104560
type: Concept
is lexicon entry: SLVS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1968
equivalence description: [Formerly known as HEVERSHAM HOUSE SANDSTONE MEMBER - Old code was HHO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104561
type: Concept
is lexicon entry: SLVS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3872
equivalence description: [Formerly known as SILVER HILLS GRIT.] Bisat and Hudson, 1943.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104562
type: Concept
is lexicon entry: SLVY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3894
equivalence description: [Formerly known as SLEAFORD SANDS AND GRAVELS.] These beds (Berridge et al., 1999) are included in the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104563
type: Concept
is lexicon entry: SLYC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3897
equivalence description: [Formerly known as SLYVING VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104564
type: Concept
is lexicon entry: SM
has equivalence type: LATRL
has equivalent lexicon entry: LM
equivalence description: [Otherwise known as LINDLEY MOOR GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104565
type: Concept
is lexicon entry: SMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104566
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 90
equivalence description: [Formerly known as ANGULATA CLAYS.] Approximately equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104567
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 664
equivalence description: [Formerly known as BUCKLANDI CLAYS.] Approximately equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104568
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1541
equivalence description: [Formerly known as FERRUGINOUS LIMESTONE SERIES.] Approximately equivalent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104569
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1806
equivalence description: [Formerly known as GRANBY LIMESTONES.] Approximately equivalent

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104570
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2067
equivalence description: [Formerly known as HYDRAULIC LIMESTONES.] Approximately equivalent

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104571
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3779
equivalence description: [Formerly known as SCUNTHORPE MUDSTONES - Old code was also SMD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104572
type: Concept
is lexicon entry: SMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3780
equivalence description: [Formerly known as SCUNTHORPE MUDSTONES FORMATION.] Gaunt, G D, Fletcher, T P and Wood, C J, 1992.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104573
type: Concept
is lexicon entry: SME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1075
equivalence description: [Formerly known as COTEHELE FORMATION.] (Whiteley, M J, 1981).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104574
type: Concept
is lexicon entry: SME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1076
equivalence description: [Formerly known as COTEHELE SANDSTONE FORMATION.] Whiteley, 1983.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104575
type: Concept
is lexicon entry: SME
has equivalence type: OBSLTE
has equivalent lexicon entry: CKF
equivalence description: [Formerly known as CRACKINGTON FORMATION.] In part: some rocks formerly attributed to the Crackington Formation probably belong to the St Mellion Formation (Selwood et al., 1984; Reid et al., 1912; BGS, 1995).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104576
type: Concept
is lexicon entry: SME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1140
equivalence description: [Formerly known as CROCADON FORMATION.] Whiteley, M J, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104577
type: Concept
is lexicon entry: SME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1182
equivalence description: [Formerly known as CULM MEASURES.] Reid, C et al, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104578
type: Concept
is lexicon entry: SME
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2840
equivalence description: [Formerly known as MIDDLE CULM MEASURES.] Ussher, 1907; Reid et al., 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104579
type: Concept
is lexicon entry: SMG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3972
equivalence description: [Formerly known as ST MAUGHAN'S GROUP - Old code was also SMG.] eg Welch and Trotter, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104580
type: Concept
is lexicon entry: SMGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1967
equivalence description: [Formerly known as HENSINGHAM GROUP - Old code was HGP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104581
type: Concept
is lexicon entry: SMGP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2902
equivalence description: [Formerly known as MILLSTONE GRIT AND UPPER LIMESTONE GROUP.] Includes beds previously included in 'Millstone Grit' and 'Upper Limestone Group' [of Northern England].

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104582
type: Concept
is lexicon entry: SMGR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3867
equivalence description: [Formerly known as SILSDEN MOOR GRIT GROUP - Old code was also SMGR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104583
type: Concept
is lexicon entry: SMH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3689
equivalence description: [Formerly known as SAILMHOR GROUP.] Peach et al., 1907; Phemister, 1960.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104584
type: Concept
is lexicon entry: SMHF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3912
equivalence description: [Formerly known as SOMERSET HALITE FORMATION - Old code was also SMHF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104585
type: Concept
is lexicon entry: SMIC
has equivalence type: LATRL
has equivalent lexicon entry: st 512
equivalence description: [Otherwise known as LOW MAIN COAL.] Locally in parts of the Warwickshire Coalfield.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104586
type: Concept
is lexicon entry: SMLR
has equivalence type: LATRL
has equivalent lexicon entry: N2LC
equivalence description: [Otherwise known as NO.2 LLANTWIT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104587
type: Concept
is lexicon entry: SMMB
has equivalence type: LATRL
has equivalent lexicon entry: G1B1
equivalence description: [Otherwise known as CANCELLOCERAS CUMBRIENSE MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104588
type: Concept
is lexicon entry: SMOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 156
equivalence description: [Formerly known as ASSYNT META-OLIVINE SUBSWARM - Old code was AMOG.] Obsolete term.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104589
type: Concept
is lexicon entry: SMOG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3143
equivalence description: [Formerly known as OLIVINE GABBRO DYKES OF THE SCOURIE DYKE SWARM.] Tarney and Weaver, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104590
type: Concept
is lexicon entry: SMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3857
equivalence description: [Formerly known as SHOULDHAM SANDS.] These (Lewis, 1991) are included in the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104591
type: Concept
is lexicon entry: SMSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3858
equivalence description: [Formerly known as SHOULDHAM SANDS AND GRAVELS.] These (Lewis, 1991) are included in the Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104592
type: Concept
is lexicon entry: SMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1258
equivalence description: [Formerly known as DIDYMOGRAPTUS SHALES.] Lapworth, 1882.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104593
type: Concept
is lexicon entry: SMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1259
equivalence description: [Formerly known as DIDYMOGRAPTUS SUPERSTES MUDSTONES - Old code was SUM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104594
type: Concept
is lexicon entry: SMW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3975
equivalence description: [Formerly known as ST MONANCE WHITE LIMESTONE - Old code was also SMW.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104595
type: Concept
is lexicon entry: SNA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4330
equivalence description: [Formerly known as UPPER ANHYDRITE - Old code was UPA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104596
type: Concept
is lexicon entry: SNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3901
equivalence description: [Formerly known as SNETTISHAM BEDS.] Whitaker & Jukes-Browne, 1899

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104597
type: Concept
is lexicon entry: SNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3902
equivalence description: [Formerly known as SNETTISHAM CLAY - Old code was also SNC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104598
type: Concept
is lexicon entry: SNC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3903
equivalence description: [Formerly known as SNETTISHAM CLAY FORMATION - Old code was also SNC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104599
type: Concept
is lexicon entry: SNDL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 302
equivalence description: [Formerly known as BASAL UNIT OF SANDEND GROUP.] (Read, H H, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104600
type: Concept
is lexicon entry: SNDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3712
equivalence description: [Formerly known as SANDRINGHAM SANDS - Old code was also SNDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104601
type: Concept
is lexicon entry: SNEC
has equivalence type: LATRL
has equivalent lexicon entry: st 667
equivalence description: [Otherwise known as POYNTON FIVE FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104602
type: Concept
is lexicon entry: SNEC
has equivalence type: LATRL
has equivalent lexicon entry: st 787
equivalence description: [Otherwise known as STONE MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104603
type: Concept
is lexicon entry: SNEC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4012
equivalence description: [Formerly known as STONE MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104604
type: Concept
is lexicon entry: SNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4036
equivalence description: [Formerly known as STRATHLETHAN FORMATION - Old code was also SNF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104605
type: Concept
is lexicon entry: SNF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4037
equivalence description: [Formerly known as STRATHLETHAN SANDSTONE FORMATION - Old code was also SNF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104606
type: Concept
is lexicon entry: SNH
has equivalence type: OBSLTE
has equivalent lexicon entry: UPHL
equivalence description: [Formerly known as UPPER HALITE - Old code was UPHL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104607
type: Concept
is lexicon entry: SNM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3874
equivalence description: [Formerly known as SINGLETON MUDSTONE FORMATION - Old code was also SNM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104608
type: Concept
is lexicon entry: SNMB
has equivalence type: LATRL
has equivalent lexicon entry: AGMB
equivalence description: [Otherwise known as AEGIRANUM MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104609
type: Concept
is lexicon entry: SNO
has equivalence type: OBSLTE
has equivalent lexicon entry: RVB
equivalence description: [Formerly known as RAVENTHORPE BEDS.] The Santon Oolite is included with ithe Raventhorpe Beds of some authors.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104610
type: Concept
is lexicon entry: SNO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3733
equivalence description: [Formerly known as SANTON OOLITE MEMBER - Old code was also SNO.] Former BGS Lexicon entry. See Supplementary Information Description.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104611
type: Concept
is lexicon entry: SNO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3734
equivalence description: [Formerly known as SANTON OOLITE MEMBER - UPPER LEAF ONLY.] According to the usage of Ashton, 1975, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104612
type: Concept
is lexicon entry: SNS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2667
equivalence description: [Formerly known as LOWER SHEEN GRIT; UPPER SHEEN GRIT.] Bisat and Hudson, 1943.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104613
type: Concept
is lexicon entry: SNSH
has equivalence type: LATRL
has equivalent lexicon entry: st 903
equivalence description: [Otherwise known as WATLING SHALES; BROCKHURST SHALES.] Lapworth, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104614
type: Concept
is lexicon entry: SNSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4042
equivalence description: [Formerly known as STRETTON SHALE.] Lapworth, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104615
type: Concept
is lexicon entry: SNSH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4043
equivalence description: [Formerly known as STRETTON SHALE GROUP.] Greig et al, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104616
type: Concept
is lexicon entry: SNSS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3977
equivalence description: [Formerly known as ST NON'S SANDSTONE - Old code was also SNSS.] Cowie, Rushton and Stubblefield, 1972.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104617
type: Concept
is lexicon entry: SNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4676
equivalence description: [Formerly known as WOODTHORPE FORMATION + COLWICK FORMATION.] Warrington et al, 1980

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104618
type: Concept
is lexicon entry: SNT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4677
equivalence description: [Formerly known as WOODTHORPE FORMATION + WATERSTONES FORMATION.] Elliott, 1961

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104619
type: Concept
is lexicon entry: SNTCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3138
equivalence description: [Formerly known as OLDER RIVER GRAVEL FORMATION.] Reid, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104620
type: Concept
is lexicon entry: SNTCA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3337
equivalence description: [Formerly known as PLATEAU GRAVELS.] Reid, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104621
type: Concept
is lexicon entry: SNTCA
has equivalence type: OBSLTE
has equivalent lexicon entry: VLGR
equivalence description: [Formerly known as VALLEY GRAVEL.] Reid, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104622
type: Concept
is lexicon entry: SNTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2477
equivalence description: [Formerly known as LONAN AND NIARBYL FLAGS.] Geological Survey, 1898; Lamplugh, 1903; Simpson, 1963.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104623
type: Concept
is lexicon entry: SNTN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3732
equivalence description: [Formerly known as SANTON FORMATION.] Woodcock et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104624
type: Concept
is lexicon entry: SO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3919
equivalence description: [Formerly known as SOUTHACRE CLAY AND LIGNITE - Old code was also SO.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104625
type: Concept
is lexicon entry: SO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3920
equivalence description: [Formerly known as SOUTHACRE CLAY-AND-LIGNITE MEMBER.] Hyphens have now been removed from the name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104626
type: Concept
is lexicon entry: SOAP
has equivalence type: LATRL
has equivalent lexicon entry: st 378
equivalence description: [Otherwise known as GREEN COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104627
type: Concept
is lexicon entry: SOHI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4365
equivalence description: [Formerly known as UPPER DALRADIAN GROUP - Old code was DC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104628
type: Concept
is lexicon entry: SOL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3909
equivalence description: [Formerly known as SOLID AT OR NEAR SURFACE - Old code was also SOL.] The long-standing BGS use of the term "Solid" is discontinued in favour of using "Bedrock".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104629
type: Concept
is lexicon entry: SOLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3924
equivalence description: [Formerly known as SOUTHERNESS BEDS - Old code was SOBS.] Craig, 1956; Deegan, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104630
type: Concept
is lexicon entry: SOLM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3925
equivalence description: [Formerly known as SOUTHERNESS LIMESTONE FORMATION - Old code was also SOLM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104631
type: Concept
is lexicon entry: SOMB
has equivalence type: LATRL
has equivalent lexicon entry: st 145
equivalence description: [Otherwise known as BRITANNIC MARINE BAND.] Local name in part(s) of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104632
type: Concept
is lexicon entry: SOMB
has equivalence type: LATRL
has equivalent lexicon entry: st 194
equivalence description: [Otherwise known as CLAYTON MARINE BAND.] Local name, North Staffordshire (coalfield) area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104633
type: Concept
is lexicon entry: SOMB
has equivalence type: LATRL
has equivalent lexicon entry: st 436
equivalence description: [Otherwise known as HYLTON MARINE BAND.] Local name, Northumberland and Durham coalfield areas, possibly still use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104634
type: Concept
is lexicon entry: SOMB
has equivalence type: LATRL
has equivalent lexicon entry: st 470
equivalence description: [Otherwise known as KNOTTYHOLM MARINE BAND.] Local name, Canonbie Coalfield area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104635
type: Concept
is lexicon entry: SOMB
has equivalence type: LATRL
has equivalent lexicon entry: st 593
equivalence description: [Otherwise known as MOSTON MARINE BAND.] Local name in part(s) of the Lancashire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104636
type: Concept
is lexicon entry: SOMB
has equivalence type: LATRL
has equivalent lexicon entry: st 853
equivalence description: [Otherwise known as TRIMSARAN MARINE BAND.] Local name in part(s) of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104637
type: Concept
is lexicon entry: SOMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 145
equivalence description: [Formerly known as BRITANNIC MARINE BAND - Old code was BRIMB.] Local name in part(s) of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104638
type: Concept
is lexicon entry: SOMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 194
equivalence description: [Formerly known as CLAYTON MARINE BAND - Old code was CTNMB.] Local name, North Staffordshire (coalfield) area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104639
type: Concept
is lexicon entry: SOMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 436
equivalence description: [Formerly known as HYLTON MARINE BAND - Old code was HYMB.] Local name, Northumberland and Durham coalfield areas, possibly still use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104640
type: Concept
is lexicon entry: SOMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 470
equivalence description: [Formerly known as KNOTTYHOLM MARINE BAND - Old code was KMMB.] Local name, Canonbie Coalfield area, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104641
type: Concept
is lexicon entry: SOMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 593
equivalence description: [Formerly known as MOSTON MARINE BAND - Old code was MTNMB.] Local name in part(s) of the Lancashire Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104642
type: Concept
is lexicon entry: SOMB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 853
equivalence description: [Formerly known as TRIMSARAN MARINE BAND - Old code was TSNMB.] Local name in part(s) of the South Wales Coalfield, possibly still in use to some extent.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104643
type: Concept
is lexicon entry: SOS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3910
equivalence description: [Formerly known as SOLVA SERIES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104644
type: Concept
is lexicon entry: SOSI
has equivalence type: LATRL
has equivalent lexicon entry: st 695
equivalence description: [Otherwise known as RED BURN MEMBER.] Of the Sourlie Formation of Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104645
type: Concept
is lexicon entry: SOSI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4314
equivalence description: [Formerly known as UNIT D.] Of Jardine et al., 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104646
type: Concept
is lexicon entry: SOYSG
has equivalence type: OBSLTE
has equivalent lexicon entry: ORSG
equivalence description: [Formerly known as OLDER RIVER SAND AND GRAVEL.] Some of the deposits were included, with other units, in this division on BGS Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104647
type: Concept
is lexicon entry: SOYSG
has equivalence type: OBSLTE
has equivalent lexicon entry: RTD
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS.] The deposits were included, with other units, in this division on BGS Sheet 102.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104648
type: Concept
is lexicon entry: SOYSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3619
equivalence description: [Formerly known as RIVER TERRACE SAND AND GRAVEL, UNDIFFERENTIATED.] Some of the deposits were included, with other units, in this division on BGS Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104649
type: Concept
is lexicon entry: SOYSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3926
equivalence description: [Formerly known as SOUTHREY MEMBER.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104650
type: Concept
is lexicon entry: SOYSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3927
equivalence description: [Formerly known as SOUTHREY TERRACE DEPOSITS.] The deposits were included, with other units, in this division by Straw, 1958.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104651
type: Concept
is lexicon entry: SOYSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4461
equivalence description: [Formerly known as UPPER RIVER TERRACE.] (TERRACE 2) The deposits were included, with other units, in this division on BGS Sheet 115.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104652
type: Concept
is lexicon entry: SP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4069
equivalence description: [Formerly known as SUPRA-PENNANT GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104653
type: Concept
is lexicon entry: SP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4070
equivalence description: [Formerly known as SUPRA-PENNANT MEASURES - Old code was SPM.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104654
type: Concept
is lexicon entry: SP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4071
equivalence description: [Formerly known as SUPRA-PENNANT SERIES - Old code was also SP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104655
type: Concept
is lexicon entry: SPAN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3928
equivalence description: [Formerly known as SPANGO GRANODIORITE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104656
type: Concept
is lexicon entry: SPB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3940
equivalence description: [Formerly known as SPOTTED BEDS - Old code was also SPB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104657
type: Concept
is lexicon entry: SPBL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3935
equivalence description: [Formerly known as SPIRORBIS LIMESTONE - Old code was also SPBL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104658
type: Concept
is lexicon entry: SPBR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3697
equivalence description: [Formerly known as SAMPFORD PEVERELL BRECCIAS - Old code was also SPBR.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104659
type: Concept
is lexicon entry: SPC
has equivalence type: LATRL
has equivalent lexicon entry: st 601
equivalence description: [Otherwise known as NEOCOMIAN STRATA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104660
type: Concept
is lexicon entry: SPC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 601
equivalence description: [Formerly known as NEOCOMIAN STRATA.] Judd, 1870.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104661
type: Concept
is lexicon entry: SPC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3930
equivalence description: [Formerly known as SPEETON CLAY - Old code was also SPC.] Most authors since Phillips, 1829.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104662
type: Concept
is lexicon entry: SPC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3931
equivalence description: [Formerly known as SPEETON SERIES.] Lamplugh, 1896.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104663
type: Concept
is lexicon entry: SPC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4468
equivalence description: [Formerly known as UPPER SHALE.] Young & Bird, 1822.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104664
type: Concept
is lexicon entry: SPCH
has equivalence type: LATRL
has equivalent lexicon entry: st 297
equivalence description: [Otherwise known as EQUIVALENT TO THE UPPER PART OF THE CULVER CHALK.] (Of) Mortimore, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104665
type: Concept
is lexicon entry: SPCO
has equivalence type: LATRL
has equivalent lexicon entry: st 789
equivalence description: [Otherwise known as STONEPIT VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104666
type: Concept
is lexicon entry: SPCO
has equivalence type: OBSLTE
has equivalent lexicon entry: st 789
equivalence description: [Formerly known as STONEPIT VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104667
type: Concept
is lexicon entry: SPD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3941
equivalence description: [Formerly known as SPOUTY DENNANS FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104668
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 21
equivalence description: [Formerly known as 6TH TERRACE (RIVER SEVERN).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104669
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 704
equivalence description: [Formerly known as BUSHLEY GREEN TERRACE (UPPER PART).] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104670
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3876
equivalence description: [Formerly known as SIXTH TERRACE [DEPOSITS].] Mitchell et al, 1962; Worssam et al, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104671
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3942
equivalence description: [Formerly known as SPRING HILL MEMBER.] Maddy, D, 1995, Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104672
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3943
equivalence description: [Formerly known as SPRING HILL TERRACE.] Barclay, W J, et al, 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104673
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3944
equivalence description: [Formerly known as SPRING HILL TERRACE DEPOSITS - Old code was also SPHT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104674
type: Concept
is lexicon entry: SPHT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3945
equivalence description: [Formerly known as SPRING HILL TERRACE DEPOSITS (RIVER SEVERN) - Old code was also SPHT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104675
type: Concept
is lexicon entry: SPIC
has equivalence type: LATRL
has equivalent lexicon entry: st 430
equivalence description: [Otherwise known as HOSPITAL COAL.] Name used in parts of Nottinghamshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104676
type: Concept
is lexicon entry: SPIC
has equivalence type: LATRL
has equivalent lexicon entry: st 566
equivalence description: [Otherwise known as MDLC MIDDLETON LITTLE COAL (WEST YORKSHIRE).] Correlated unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104677
type: Concept
is lexicon entry: SPIT
has equivalence type: OBSLTE
has equivalent lexicon entry: SPI
equivalence description: [Formerly known as SPITAL FLAGSTONE FORMATION - Old code was SPI.] Incorrect spelling.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104678
type: Concept
is lexicon entry: SPIT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3936
equivalence description: [Formerly known as SPITAL FLAGSTONE GROUP.] Incorrect spelling; Rank subsequently revised.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104679
type: Concept
is lexicon entry: SPM
has equivalence type: LATRL
has equivalent lexicon entry: st 804
equivalence description: [Otherwise known as SUPRA-PENNANT FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104680
type: Concept
is lexicon entry: SPN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 280
equivalence description: [Formerly known as BASAL BEDS.] Rickards, R B, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104681
type: Concept
is lexicon entry: SPOC
has equivalence type: LATRL
has equivalent lexicon entry: st 812
equivalence description: [Otherwise known as SWINTON POTTERIES COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104682
type: Concept
is lexicon entry: SPOT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3939
equivalence description: [Formerly known as SPOTHFORE FORMATION.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104683
type: Concept
is lexicon entry: SPPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3946
equivalence description: [Formerly known as SPRINGPOOL SANDSTONE - Old code was also SPPS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104684
type: Concept
is lexicon entry: SPPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3947
equivalence description: [Formerly known as SPRINGPOOL SANDSTONE MEMBER - Old code was also SPPS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104685
type: Concept
is lexicon entry: SPR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3948
equivalence description: [Formerly known as SPRINKLING TARN MEMBER - Old code was also SPR.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104686
type: Concept
is lexicon entry: SPRK
has equivalence type: LATRL
has equivalent lexicon entry: st 159
equivalence description: [Otherwise known as BUTCOMBE SANDSTONE MEMBER.] Possibly equivalent to the Butcombe Sandstone (Kellaway and Welch, 1993)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104687
type: Concept
is lexicon entry: SPRK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3820
equivalence description: [Formerly known as SEVERNSIDE EVAPORITE BED.] Formerly included in Severnside Evaporite Bed (Nickless et al., 1975)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104688
type: Concept
is lexicon entry: SPW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3949
equivalence description: [Formerly known as SPY WOOD GRIT - Old code was SWG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104689
type: Concept
is lexicon entry: SPW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3950
equivalence description: [Formerly known as SPY WOOD MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104690
type: Concept
is lexicon entry: FOL
has equivalence type: LATRL
has equivalent lexicon entry: PHBL
equivalence description: [Otherwise known as PARKHOUSE BECK LIMESTONE.] Possible correlatives.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104691
type: Concept
is lexicon entry: FOLC
has equivalence type: LATRL
has equivalent lexicon entry: st 323
equivalence description: [Otherwise known as FOLKESTON VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104692
type: Concept
is lexicon entry: FOLC
has equivalence type: OBSLTE
has equivalent lexicon entry: st 323
equivalence description: [Formerly known as FOLKESTON VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104693
type: Concept
is lexicon entry: FORD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3710
equivalence description: [Formerly known as SANDEND GROUP (UPPER PART).] Read 1923

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104694
type: Concept
is lexicon entry: FORMB
has equivalence type: LATRL
has equivalent lexicon entry: EMMB
equivalence description: [Otherwise known as EDMONDIA MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104695
type: Concept
is lexicon entry: FOTI
has equivalence type: LATRL
has equivalent lexicon entry: st 328
equivalence description: [Otherwise known as FORSE TILL MEMBER OF THE LYBSTER FORMATION.] Hall and Whittington, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104696
type: Concept
is lexicon entry: FOTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 746
equivalence description: [Formerly known as CAITHNESS SHELLY DRIFT.] Sissons, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104697
type: Concept
is lexicon entry: FOTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2698
equivalence description: [Formerly known as LYBSTER TILL.] Omand, 1973.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104698
type: Concept
is lexicon entry: FOTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3837
equivalence description: [Formerly known as SHELLY BOULDER CLAY.] Crampton and Carruthers, 1914.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104699
type: Concept
is lexicon entry: FOTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3839
equivalence description: [Formerly known as SHELLY TILL.] Johnstone and Mykura, 1989

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104700
type: Concept
is lexicon entry: FOVA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1643
equivalence description: [Formerly known as FRESHWATER ALLUVIUM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104701
type: Concept
is lexicon entry: FOW
has equivalence type: LATRL
has equivalent lexicon entry: CPA
equivalence description: [Otherwise known as Cowleigh Park Formation.] May be in part equivalent to the Cowleigh Park Formation of the north Malverns, Barclay et al. 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104702
type: Concept
is lexicon entry: FOW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3553
equivalence description: [Formerly known as Rhuddanian-Aeronian Stages.] Referred to by Butler et al., 1997.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104703
type: Concept
is lexicon entry: FOXH
has equivalence type: LATRL
has equivalent lexicon entry: st 335
equivalence description: [Otherwise known as FOXHOLES MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104704
type: Concept
is lexicon entry: FOXH
has equivalence type: LATRL
has equivalent lexicon entry: st 565
equivalence description: [Otherwise known as MARY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104705
type: Concept
is lexicon entry: FOXH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1635
equivalence description: [Formerly known as FOXHOLES MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104706
type: Concept
is lexicon entry: FPHS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2920
equivalence description: [Formerly known as MOINE SERIES.] Originally included within the Moine "Series".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104707
type: Concept
is lexicon entry: FPIC
has equivalence type: LATRL
has equivalent lexicon entry: st 124
equivalence description: [Otherwise known as BNM3 THIRD BROWN METAL COAL (WEST YORKSHIRE).] Correlated unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104708
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 458
equivalence description: [Formerly known as BLACK ROCK DOLOMITE.] Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104709
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 461
equivalence description: [Formerly known as BLACK ROCK LIMESTONE.] (pars) Kellaway and Welch, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104710
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2317
equivalence description: [Formerly known as LAMINOSA DOLOMITE - Old code was LAD.] Vaughan, 1905

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104711
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2322
equivalence description: [Formerly known as LANGLAND DOLOMITE - Old code was LGD.] George et al., 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104712
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2568
equivalence description: [Formerly known as LOWER DOLOMITE - Old code was LD.] (pars) Kellaway and Welch, 1955

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104713
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3264
equivalence description: [Formerly known as PENMAEN BURROWS LIMESTONE - Old code was PBL.] (pars) Institute of Geological Sciences, 1973

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104714
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3680
equivalence description: [Formerly known as RUDRY FORMATION - Old code was RDY.] (pars) George et al., 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104715
type: Concept
is lexicon entry: FPL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4128
equivalence description: [Formerly known as TEARS POINT LIMESTONE - Old code was TPLM.] George et al., 1976

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104716
type: Concept
is lexicon entry: FQ
has equivalence type: LATRL
has equivalent lexicon entry: st 131
equivalence description: [Otherwise known as BOTTOM MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104717
type: Concept
is lexicon entry: FQ
has equivalence type: LATRL
has equivalent lexicon entry: st 304
equivalence description: [Otherwise known as F2.] British Coal Index

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104718
type: Concept
is lexicon entry: FRC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1664
equivalence description: [Formerly known as FULLER'S EARTH.] Due to misunderstanding of lateral relationships. See references in Penn, I E and Wyatt, R G, 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104719
type: Concept
is lexicon entry: FRCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1647
equivalence description: [Formerly known as FRITH CRAG MEMBER - Old code was also FRCR.] BGS Lexicon entry lacked lithology epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104720
type: Concept
is lexicon entry: FRCR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1648
equivalence description: [Formerly known as FRITH CRAG TUFFS.] Nutt, 1970

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104721
type: Concept
is lexicon entry: FRES
has equivalence type: LATRL
has equivalent lexicon entry: st 339
equivalence description: [Otherwise known as FREESTONE SERIES.] This term and the equivalent term "Portland Freestone" were emended to Portland Freestone Member by Wimbledon and Cope (1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104722
type: Concept
is lexicon entry: FRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1525
equivalence description: [Formerly known as FARRINGTON FORMATION - Old code was also FRF.] (Kellaway & Welch, 1993)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104723
type: Concept
is lexicon entry: FRF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1528
equivalence description: [Formerly known as FARRINGTON GROUP - Old code was also FRF.] (Kellaway, 1969)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104724
type: Concept
is lexicon entry: FRFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104725
type: Concept
is lexicon entry: FRHA
has equivalence type: OBSLTE
has equivalent lexicon entry: ALF
equivalence description: [Formerly known as ALLUVIAL FAN DEPOSITS.] Old et al., 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104726
type: Concept
is lexicon entry: FRHA
has equivalence type: OBSLTE
has equivalent lexicon entry: DMG
equivalence description: [Formerly known as DUNSMORE GRAVEL.] Included in this unit by Shotton, 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104727
type: Concept
is lexicon entry: FRHA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1650
equivalence description: [Formerly known as FROG HALL SAND AND GRAVEL.] Sumbler, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104728
type: Concept
is lexicon entry: FRL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1524
equivalence description: [Formerly known as FARLOW GROUP.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104729
type: Concept
is lexicon entry: FRLC
has equivalence type: LATRL
has equivalent lexicon entry: st 403
equivalence description: [Otherwise known as HARESHAW HEAD COAL.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104730
type: Concept
is lexicon entry: FRLC
has equivalence type: LATRL
has equivalent lexicon entry: st 418
equivalence description: [Otherwise known as HIGHGREEN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104731
type: Concept
is lexicon entry: FRLI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3819
equivalence description: [Formerly known as SEVENTH LIMESTONE.] Akhurst et al., 1997; Eastwood et al., 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104732
type: Concept
is lexicon entry: FRM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 304
equivalence description: [Formerly known as BASEMENT BEDS.] Included in "Basement Beds", Wedd, C B, et al, 1923, in previous geological surveys. Name first defined by Thompson, D B, 1970a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104733
type: Concept
is lexicon entry: FRM
has equivalence type: OBSLTE
has equivalent lexicon entry: HEY
equivalence description: [Formerly known as HELSBY SANDSTONE FORMATION.] Included in Helsby Sandstone Formation, Earp, J R and Taylor, B J, 1986, in previous geological surveys. Name first defined by Thompson, D B, 1970a.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104734
type: Concept
is lexicon entry: FRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3150
equivalence description: [Formerly known as OOLITIC AND NODULAR BEDS.] Jones, 1932

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104735
type: Concept
is lexicon entry: FRN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3151
equivalence description: [Formerly known as OOLITIC IRONSTONE.] Cox, 1925.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104736
type: Concept
is lexicon entry: FRNA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1538
equivalence description: [Formerly known as FERNAGH ANDESITE AND DACITE FORMATION (OBSOLETE NAME AND CODE: USE FRNA) - Old code was FADF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104737
type: Concept
is lexicon entry: FRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1543
equivalence description: [Formerly known as FERRUGINOUS SAND.] BGS 1" Sheet 330, 1970, and Sheet 331, 1970.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104738
type: Concept
is lexicon entry: FRS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1544
equivalence description: [Formerly known as FERRUGINOUS SANDS.] Fitton, 1847; Casey, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104739
type: Concept
is lexicon entry: FRSB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1640
equivalence description: [Formerly known as FRESGEO SANDSTONE MEMBER.] NIREX 658, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104740
type: Concept
is lexicon entry: FRT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1655
equivalence description: [Formerly known as FRONDDERW ASH - Old code was FRA.] Elles, G L. 1922, pp.132-173.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104741
type: Concept
is lexicon entry: FRYC
has equivalence type: LATRL
has equivalent lexicon entry: st 540
equivalence description: [Otherwise known as LOWER SWANSEA SIX FEET COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104742
type: Concept
is lexicon entry: FSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1557
equivalence description: [Formerly known as FINDHORN SANDSTONE GROUP - Old code was also FSA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104743
type: Concept
is lexicon entry: FSA
has equivalence type: OBSLTE
has equivalent lexicon entry: UORS
equivalence description: [Formerly known as UPPER OLD RED SANDSTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104744
type: Concept
is lexicon entry: FSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 10
equivalence description: [Formerly known as "SANDS AND GRAVELS OF FARINGDON".] Austen, 1850; Sharpe, 1854.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104745
type: Concept
is lexicon entry: FSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1522
equivalence description: [Formerly known as FARINGDON SPONGE GRAVELS.] Divided into Yellow Gravel and Red Gravel (Arkell, 1947).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104746
type: Concept
is lexicon entry: FSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4158
equivalence description: [Formerly known as THE SPONGE GRAVELS OF FARRINGDON.] Mantell, 1839.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104747
type: Concept
is lexicon entry: FSLCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 193
equivalence description: [Formerly known as BACKFOLDS PALAEOSOL.] of the Kirkhill Formation of Sutherland, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104748
type: Concept
is lexicon entry: FSLCK
has equivalence type: OBSLTE
has equivalent lexicon entry: FSLCK
equivalence description: [Formerly known as FERNIESLACK PALAEOSOL BED.] Merritt, Connell and Bridgland. 2000.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104749
type: Concept
is lexicon entry: FSLCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2271
equivalence description: [Formerly known as KIRKHILL UPPER BURIED SOIL.] Connell, Hall and Romans. 1984; Hall and Jarvis. 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104750
type: Concept
is lexicon entry: FSLCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4339
equivalence description: [Formerly known as UPPER BURIED SOIL.] Connell, Edwards and Hall. 1982.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104751
type: Concept
is lexicon entry: FSML
has equivalence type: LATRL
has equivalent lexicon entry: CORL
equivalence description: [Otherwise known as CORBRIDGE LIMESTONE.] Correlative in Northumberland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104752
type: Concept
is lexicon entry: FSML
has equivalence type: LATRL
has equivalent lexicon entry: SUS
equivalence description: [Otherwise known as SUGAR SANDS LIMESTONE.] Correlative in the Howick area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104753
type: Concept
is lexicon entry: FSMMB
has equivalence type: LATRL
has equivalent lexicon entry: HNMB
equivalence description: [Otherwise known as HONLEY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104754
type: Concept
is lexicon entry: FSTL
has equivalence type: LATRL
has equivalent lexicon entry: st 1
equivalence description: [Otherwise known as "FERRUGINOUS LIMESTONE SERIES".] Approximately equivalent to the Foston Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104755
type: Concept
is lexicon entry: FSTL
has equivalence type: LATRL
has equivalent lexicon entry: st 310
equivalence description: [Otherwise known as FERRUGINOUS LIMESTONE.] Partly equivalent to Foston Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104756
type: Concept
is lexicon entry: FSTL
has equivalence type: LATRL
has equivalent lexicon entry: st 445
equivalence description: [Otherwise known as IRONSTONE SERIES.] Partly equivalent to Foston Member.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104757
type: Concept
is lexicon entry: FSTL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1620
equivalence description: [Formerly known as FOSTON LIMESTONES - Old code was also FSTL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104758
type: Concept
is lexicon entry: FSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1656
equivalence description: [Formerly known as FROSWICK FORMATION - Old code was also FSW.] Lithological epithet added [D Millward] 07/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104759
type: Concept
is lexicon entry: FSW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1657
equivalence description: [Formerly known as FROSWICK TUFFS.] Mitchell, 1929.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104760
type: Concept
is lexicon entry: FT
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1636
equivalence description: [Formerly known as FOXLEY TUFF - Old code was also FT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104761
type: Concept
is lexicon entry: FTCO
has equivalence type: LATRL
has equivalent lexicon entry: st 340
equivalence description: [Otherwise known as FULLEDGE THIN MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104762
type: Concept
is lexicon entry: FTCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1663
equivalence description: [Formerly known as FULLEDGE THIN MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104763
type: Concept
is lexicon entry: FTKC
has equivalence type: LATRL
has equivalent lexicon entry: st 25
equivalence description: [Otherwise known as ADWALTON STONE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104764
type: Concept
is lexicon entry: FTKC
has equivalence type: LATRL
has equivalent lexicon entry: st 578
equivalence description: [Otherwise known as MIDDLETON HIGH MAIN COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104765
type: Concept
is lexicon entry: FTNC
has equivalence type: LATRL
has equivalent lexicon entry: st 24
equivalence description: [Otherwise known as ADWALTON BLACK BED COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104766
type: Concept
is lexicon entry: FTNC
has equivalence type: LATRL
has equivalent lexicon entry: st 263
equivalence description: [Otherwise known as DOGGY COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104767
type: Concept
is lexicon entry: FTWC
has equivalence type: LATRL
has equivalent lexicon entry: GAWC
equivalence description: [Otherwise known as GAWBER COAL (WEST YORKSHIRE).] Correlated equivalent unit, sensu stricto.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104768
type: Concept
is lexicon entry: FUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1658
equivalence description: [Formerly known as FUCOID BEDS - Old code was also FUB.] Lapworth, 1883.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104769
type: Concept
is lexicon entry: FUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1659
equivalence description: [Formerly known as FUCOID BEDS FORMATION.] Johnstone and Mykura, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104770
type: Concept
is lexicon entry: FUB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1660
equivalence description: [Formerly known as FUCOID SHALES.] Peach et al., 1907.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104771
type: Concept
is lexicon entry: FUC
has equivalence type: LATRL
has equivalent lexicon entry: PCRC
equivalence description: [Otherwise known as PIPER'S CROSS COAL.] Possible correlative.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104772
type: Concept
is lexicon entry: FULB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 312
equivalence description: [Formerly known as BASSINGHAM FEN MEMBER.] A J Howard, in Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104773
type: Concept
is lexicon entry: FULB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1661
equivalence description: [Formerly known as FULBECK MEMBER - Old code was also FULB.] Bowen, 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104774
type: Concept
is lexicon entry: FULB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1662
equivalence description: [Formerly known as FULBECK SAND AND GRAVEL - Old code was also FULB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104775
type: Concept
is lexicon entry: FULB
has equivalence type: OBSLTE
has equivalent lexicon entry: GSG
equivalence description: [Formerly known as GLACIAL SAND AND GRAVEL.] Part included under this general heading on Sheet 143.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104776
type: Concept
is lexicon entry: FULB
has equivalence type: OBSLTE
has equivalent lexicon entry: ORSG
equivalence description: [Formerly known as OLDER RIVER SAND AND GRAVEL.] Part included under this general heading on Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104777
type: Concept
is lexicon entry: FULB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3618
equivalence description: [Formerly known as RIVER TERRACE DEPOSITS, UNDIFFERENTIATED.] Part included under this general heading on Sheet 114.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104778
type: Concept
is lexicon entry: FW
has equivalence type: LATRL
has equivalent lexicon entry: MUB
equivalence description: [Otherwise known as MURCHISONI BEDS.] This is a possible partial or full synonym of the Murchisoni Beds of the Carmarthen district (Strahan et al., 1909).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104779
type: Concept
is lexicon entry: FWSC
has equivalence type: LATRL
has equivalent lexicon entry: st 325
equivalence description: [Otherwise known as FOOT OF WHISKEY SIKE COAL.] This spelling was used in the Lexique Stratigraphique International.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104780
type: Concept
is lexicon entry: FWTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4336
equivalence description: [Formerly known as UPPER BOULDER CLAY.] Member equates with some deposits assigned to the Upper Boulder Clay as used by Eastwood et al (1931) and Trotter et al (1937).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104781
type: Concept
is lexicon entry: FXMD
has equivalence type: LATRL
has equivalent lexicon entry: st 337
equivalence description: [Otherwise known as FOXMOULD.] Jukes-Browne and Hill, 1900

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104782
type: Concept
is lexicon entry: FXMD
has equivalence type: LATRL
has equivalent lexicon entry: st 338
equivalence description: [Otherwise known as FOXMOULD SANDS.]

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104783
type: Concept
is lexicon entry: FXMD
has equivalence type: LATRL
has equivalent lexicon entry: st 382
equivalence description: [Otherwise known as GREENSANDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104784
type: Concept
is lexicon entry: FXMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1637
equivalence description: [Formerly known as FOXMOULD AND COWSTONE BEDS.] De la Beche, H, 1826

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104785
type: Concept
is lexicon entry: FYCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 869
equivalence description: [Formerly known as CHALK WITHOUT FLINTS.] Corresponds with Chalk without Flints of early Geological Survey maps.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104786
type: Concept
is lexicon entry: FYCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1539
equivalence description: [Formerly known as FERRIBY FORMATION - Old code was also FYCK.] Name now reverts to its original form, including Chalk epithet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104787
type: Concept
is lexicon entry: FYCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2538
equivalence description: [Formerly known as LOWER CHALK.] Corresponds with Lower Chalk of early Geological Survey maps, but excluding Plenus Marls.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104788
type: Concept
is lexicon entry: FYD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1605
equivalence description: [Formerly known as FOEL Y DDINAS MUDSTONES - Old code was also FYD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104789
type: Concept
is lexicon entry: FYL
has equivalence type: LATRL
has equivalent lexicon entry: st 283
equivalence description: [Otherwise known as EELWELL LIMESTONE.] Correlated with the Eelwell Limestone of Northumbria

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104790
type: Concept
is lexicon entry: FYL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1582
equivalence description: [Formerly known as FIVE YARD LIMESTONE - Old code was also FYL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104791
type: Concept
is lexicon entry: G1A1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1695
equivalence description: [Formerly known as GASTRIOCERAS CANCELLATUM MARINE BAND - Old code was GCNMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104792
type: Concept
is lexicon entry: G1B1
has equivalence type: LATRL
has equivalent lexicon entry: SMMB
equivalence description: [Otherwise known as SWINSTONE MIDDLE MARINE BAND.] Local name, Stainmore.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104793
type: Concept
is lexicon entry: G1B1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1185
equivalence description: [Formerly known as CUMBRIENSE MARINE BAND - Old code was CBMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104794
type: Concept
is lexicon entry: G1B1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1696
equivalence description: [Formerly known as GASTRIOCERAS CUMBRIENSE MARINE BAND - Old code was CBMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104795
type: Concept
is lexicon entry: GA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1668
equivalence description: [Formerly known as GAFALLT SHALES - Old code was also GA.] Lapworth, 1900.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104796
type: Concept
is lexicon entry: GA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1669
equivalence description: [Formerly known as GAFALLT SHALES FACIES FORMATION - Old code was also GA.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104797
type: Concept
is lexicon entry: GAA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1774
equivalence description: [Formerly known as GLENGAWNA FORMATION (OBSOLETE CODE: USE GAA) - Old code was DCGF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104798
type: Concept
is lexicon entry: GAB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1832
equivalence description: [Formerly known as GREEN AMMONITE BEDS.] Day, E C H, 1863.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104799
type: Concept
is lexicon entry: GAB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4550
equivalence description: [Formerly known as WEAR CLIFF BEDS.] Woodward, H B and Ussher, W A E, 1911.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104800
type: Concept
is lexicon entry: GABR
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1671
equivalence description: [Formerly known as GAIRBEINN PSAMMITE FORMATION.] Haselock, et al. 1982; BGS, 1996.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104801
type: Concept
is lexicon entry: GAC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1762
equivalence description: [Formerly known as GLENARM CHALK.] Fletcher, 1967

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104802
type: Concept
is lexicon entry: GAC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1763
equivalence description: [Formerly known as GLENARM CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104803
type: Concept
is lexicon entry: GACA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1298
equivalence description: [Formerly known as DOWLAIS LIMESTONE.] The Garn Caws Sandstone Member was formerly included in the Dowlais Limestone of George, 1954.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104804
type: Concept
is lexicon entry: GACA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1686
equivalence description: [Formerly known as GARN CAWS SANDSTONE - Old code was also GACA.] Name formalized at Formation level.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104805
type: Concept
is lexicon entry: GACA
has equivalence type: OBSLTE
has equivalent lexicon entry: GWCL
equivalence description: [Formerly known as GILWERN CLAY MEMBER.] The Garn Caws Sandstone Member was formerly included in the Gilwern Clay Member of the Llanelly Formation of Wright, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104806
type: Concept
is lexicon entry: GAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1681
equivalence description: [Formerly known as GARBURN FORMATION - Old code was also GAD.] Sensu BGS: lithological epithet re-inserted [D Millward] 06/03/2003.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104807
type: Concept
is lexicon entry: GAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1682
equivalence description: [Formerly known as GARBURN FORMATION [PART].] The GAD was part of the Garburn Formation sensu Soper, N J and Numan N M S, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104808
type: Concept
is lexicon entry: GAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4460
equivalence description: [Formerly known as UPPER RHYOLITES.] No. 9 on the map of Mitchell, G H, 1929.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104809
type: Concept
is lexicon entry: GAFA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1667
equivalence description: [Formerly known as GAERFAWR GROUP - Old code was GGP.] Rank status, downgraded to formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104810
type: Concept
is lexicon entry: GAGO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3718
equivalence description: [Formerly known as SANDSTONES AND MARLS.] Barclay, 1975.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104811
type: Concept
is lexicon entry: GAL1
has equivalence type: LATRL
has equivalent lexicon entry: KFL
equivalence description: [Otherwise known as KILFILLAN FORMATION.] Of the Rhins of Galloway, Sheet1/3, and Wigtown, Sheet 4W.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104812
type: Concept
is lexicon entry: GAL1
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104813
type: Concept
is lexicon entry: GAL1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104814
type: Concept
is lexicon entry: GAL2
has equivalence type: LATRL
has equivalent lexicon entry: MDK
equivalence description: [Otherwise known as MINDORK FORMATION.] Of the Rhins of Galloway, Sheet 1/3, and Wigtown, Sheet 4W, Stone, 1995; Barnes, in prep.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104815
type: Concept
is lexicon entry: GAL2
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104816
type: Concept
is lexicon entry: GAL2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3432
equivalence description: [Formerly known as PYROXENOUS GREYWACKE GROUP.] Walton, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104817
type: Concept
is lexicon entry: GAL2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104818
type: Concept
is lexicon entry: GAL3
has equivalence type: LATRL
has equivalent lexicon entry: MNY
equivalence description: [Otherwise known as MONEY HEAD FORMATION.] Of the Rhins of Galloway, Sheet 1/3, Stone, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104819
type: Concept
is lexicon entry: GAL3
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104820
type: Concept
is lexicon entry: GAL3
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104821
type: Concept
is lexicon entry: GAL4
has equivalence type: LATRL
has equivalent lexicon entry: st 758
equivalence description: [Otherwise known as SINNINESS FORMATION OF WIGTOWN.] Sheet 4W. Barnes, in prep.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104822
type: Concept
is lexicon entry: GAL4
has equivalence type: LATRL
has equivalent lexicon entry: st 759
equivalence description: [Otherwise known as SINNINESS OR FLOAT BAY FORMATION OF THE RHINS OF GALLOWAY.] Sheet 1/3. Stone, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104823
type: Concept
is lexicon entry: GAL4
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104824
type: Concept
is lexicon entry: GAL4
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2110
equivalence description: [Formerly known as INTERMEDIATE GREYWACKE GROUP.] Walton, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104825
type: Concept
is lexicon entry: GAL4
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104826
type: Concept
is lexicon entry: GAL5
has equivalence type: LATRL
has equivalent lexicon entry: GAR
equivalence description: [Otherwise known as GARHEUGH FORMATION.] Stinking Bight Beds of the Rhins of Galloway, Sheet1/3, Stone,1995. Wigtown, Sheet 4W, Barnes, in prep.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104827
type: Concept
is lexicon entry: GAL5
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104828
type: Concept
is lexicon entry: GAL5
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2110
equivalence description: [Formerly known as INTERMEDIATE GREYWACKE GROUP.] Walton, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104829
type: Concept
is lexicon entry: GAL5
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104830
type: Concept
is lexicon entry: GAL6
has equivalence type: LATRL
has equivalent lexicon entry: st 383
equivalence description: [Otherwise known as GRENNAN POINT FORMATION OF THE RHINS OF GALLOWAY.] Sheet1/3. Stone, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104831
type: Concept
is lexicon entry: GAL6
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104832
type: Concept
is lexicon entry: GAL6
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2110
equivalence description: [Formerly known as INTERMEDIATE GREYWACKE GROUP.] Walton, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104833
type: Concept
is lexicon entry: GAL6
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104834
type: Concept
is lexicon entry: GAL7
has equivalence type: LATRL
has equivalent lexicon entry: st 597
equivalence description: [Otherwise known as MULL OF LOGAN FORMATION OF THE RHINS OF GALLOWAY (SHEET 1/3).] Stone, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104835
type: Concept
is lexicon entry: GAL7
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104836
type: Concept
is lexicon entry: GAL7
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2108
equivalence description: [Formerly known as INTERMEDIATE AND GARNETIFEROUS GREYWACKE GROUPS.] Walton, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104837
type: Concept
is lexicon entry: GAL7
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach & Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104838
type: Concept
is lexicon entry: GAL8
has equivalence type: LATRL
has equivalent lexicon entry: st 659
equivalence description: [Otherwise known as PORT LOGAN FORMATION OF THE RHINS OF GALLOWAY (SHEET 1/3).] Stone, 1995.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104839
type: Concept
is lexicon entry: GAL8
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104840
type: Concept
is lexicon entry: GAL8
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2108
equivalence description: [Formerly known as INTERMEDIATE AND GARNETIFEROUS GREYWACKE GROUPS.] Walton, 1955.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104841
type: Concept
is lexicon entry: GAL8
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104842
type: Concept
is lexicon entry: GALA
has equivalence type: OBSLTE
has equivalent lexicon entry: GALA
equivalence description: [Formerly known as GALA GROUP.] Lapworth, 1871.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104843
type: Concept
is lexicon entry: GALA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104844
type: Concept
is lexicon entry: GALA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4029
equivalence description: [Formerly known as STRANGFORD GROUP - Old code was STRN.] Term formerly used to cover greywacke/turbidite sequences of Llandovery age in Northern Ireland.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104845
type: Concept
is lexicon entry: GAP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1750
equivalence description: [Formerly known as GLEN APP CONGLOMERATE - Old code was GAPC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104846
type: Concept
is lexicon entry: GAPS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 399
equivalence description: [Formerly known as BEN WYVIS PSAMMITE.] Wilson, 1975; Grant, 1989; Holdsworth, 1994.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104847
type: Concept
is lexicon entry: GARC
has equivalence type: LATRL
has equivalent lexicon entry: st 227
equivalence description: [Otherwise known as CRIBBWR FACH COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104848
type: Concept
is lexicon entry: GART
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1691
equivalence description: [Formerly known as GARRON POINT ACTINOLITIC SCHISTS.] (Read, H H, 1923).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104849
type: Concept
is lexicon entry: GAS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 679
equivalence description: [Formerly known as BULLION MINE ROCK.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104850
type: Concept
is lexicon entry: GASH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1680
equivalence description: [Formerly known as GARANTIANA SHALE MEMBER - Old code was also GASH.] BGS Map S71W 2002 and Morton, N and Hudson, J D, 1995

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104851
type: Concept
is lexicon entry: GBD
has equivalence type: LATRL
has equivalent lexicon entry: st 703
equivalence description: [Otherwise known as REPLACED BY GREEN MEMBER [GRE].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104852
type: Concept
is lexicon entry: GBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1312
equivalence description: [Formerly known as DRIFT DEPOSITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104853
type: Concept
is lexicon entry: GBG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1814
equivalence description: [Formerly known as GREAT BRITAIN GLACIGENIC SUPERGROUP - Old code was also GBG.] Early nomenclature revised prior to code use, to encompass the full gamut of superficial deposits.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104854
type: Concept
is lexicon entry: GBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1775
equivalence description: [Formerly known as GLENKILN BLACK SHALES - Old code was also GBS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104855
type: Concept
is lexicon entry: GBS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1776
equivalence description: [Formerly known as GLENKILN SHALES.] Lapworth, 1878

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104856
type: Concept
is lexicon entry: GBSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 479
equivalence description: [Formerly known as BLAIR ATHOLL DARK LIMESTONE AND DARK SCHIST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104857
type: Concept
is lexicon entry: GBSC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1752
equivalence description: [Formerly known as GLEN BEAG SCHIST.] (Upton, 1986)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104858
type: Concept
is lexicon entry: GBV
has equivalence type: LATRL
has equivalent lexicon entry: st 362
equivalence description: [Otherwise known as GLEN PARK VOLCANIC DETRITAL MEMBER.] This term was established to replace Glenburn Volcanic Detrital Member, which was considered Obsolete. The original name has been reinstated and the newer alternative is no considered Obsolete in BGS usage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104859
type: Concept
is lexicon entry: GBV
has equivalence type: OBSLTE
has equivalent lexicon entry: st 362
equivalence description: [Formerly known as GLEN PARK VOLCANIC DETRITAL MEMBER - Old code was GPVD.] This term was established to replace Glenburn Volcanic Detrital Member, which was considered Obsolete. The original name has been reinstated and the newer alternative is no considered Obsolete in BGS usage.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104860
type: Concept
is lexicon entry: GBV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1765
equivalence description: [Formerly known as GLENBURN VOLCANIC DETRITAL MEMBER - Old code was also GBV.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104861
type: Concept
is lexicon entry: GCAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1740
equivalence description: [Formerly known as GLAS COIRE ALLUVIAL MEMBER - Old code was also GCAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104862
type: Concept
is lexicon entry: GCBTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4206
equivalence description: [Formerly known as TILL OF "EARLY SCOTTISH GLACIATION".] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104863
type: Concept
is lexicon entry: GCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1815
equivalence description: [Formerly known as GREAT CAVERNS CONGLOMERATE [SIC] - Old code was also GCC.] Typographical error in the original Lexicon entry. "Great Caverns Conglomerate" does not exist.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104864
type: Concept
is lexicon entry: GCGF
has equivalence type: LATRL
has equivalent lexicon entry: HCF
equivalence description: [Otherwise known as HATTON CONGLOMERATE MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104865
type: Concept
is lexicon entry: GCGL
has equivalence type: LATRL
has equivalent lexicon entry: st 478
equivalence description: [Otherwise known as LAUDER CONGLOMERATE.] Obsolete name.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104866
type: Concept
is lexicon entry: GCGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1816
equivalence description: [Formerly known as GREAT CONGLOMERATE.] Davies et al, 1986; Clough et al, 1910.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104867
type: Concept
is lexicon entry: GCGL
has equivalence type: OBSLTE
has equivalent lexicon entry: st 478
equivalence description: [Formerly known as LAUDER CONGLOMERATE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104868
type: Concept
is lexicon entry: GCGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2638
equivalence description: [Formerly known as LOWER OR GREAT CONGLOMERATE.] Howell et al, 1866.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104869
type: Concept
is lexicon entry: GCGL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3398
equivalence description: [Formerly known as PRE-VOLCANIC SEDIMENTARY ROCKS AT BELL HILL.] Greig, D C. 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104870
type: Concept
is lexicon entry: GCGS
has equivalence type: LATRL
has equivalent lexicon entry: st 97
equivalence description: [Otherwise known as BEINN A'GHLO SCHIST.] (Sheet 55E)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104871
type: Concept
is lexicon entry: GCGS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1753
equivalence description: [Formerly known as GLEN CLUNIE SCHIST FORMATION - Old code was GCLS.] Duplicate code issued in error for use on Provisional map sheet S65W.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104872
type: Concept
is lexicon entry: GCGT
has equivalence type: LATRL
has equivalent lexicon entry: st 525
equivalence description: [Otherwise known as LOWER FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104873
type: Concept
is lexicon entry: GCK
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1673
equivalence description: [Formerly known as GALBOLY CHALK MEMBER.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104874
type: Concept
is lexicon entry: GCKP
has equivalence type: OBSLTE
has equivalent lexicon entry: BRPS
equivalence description: [Formerly known as BRUAR PSAMMITE FORMATION.] In part equivalent to the BRUAR PSAMMITE FORMATION (Sheet 55W; Treagus, 2000)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104875
type: Concept
is lexicon entry: GCKP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1326
equivalence description: [Formerly known as DRUMOCTER SUCCESSION.] In part equivalent to the DRUMMOCTER SUCCESSION (Harris et al., 1994).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104876
type: Concept
is lexicon entry: GCKP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2919
equivalence description: [Formerly known as MOINE "SERIES".] Originally included within the Moine "Series".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104877
type: Concept
is lexicon entry: GCNMB
has equivalence type: LATRL
has equivalent lexicon entry: G1A1
equivalence description: [Otherwise known as CANCELLOCERAS CANCELLATUM MARINE BAND.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104878
type: Concept
is lexicon entry: GCOE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2951
equivalence description: [Formerly known as MOTTLED SHALE.] (Green, J F N, 1913)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104879
type: Concept
is lexicon entry: GCOE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2953
equivalence description: [Formerly known as MOTTLED TUFF.] (Rose, W C C and Dunham, K C, 1977)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104880
type: Concept
is lexicon entry: GCOEQ
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1770
equivalence description: [Formerly known as GLENCOE QUARTZITE MEMBER.] Presumed typographical error. Original Lexion entry now flagged as Obsolete.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104881
type: Concept
is lexicon entry: GCP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 347
equivalence description: [Formerly known as BEDDED AGGLOMERATE OF GREENAN CASTLE.] Eyles et al., 1949.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104882
type: Concept
is lexicon entry: GCP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1838
equivalence description: [Formerly known as GREENAN CASTLE ASH.] Whyte, 1964.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104883
type: Concept
is lexicon entry: GCS
has equivalence type: LATRL
has equivalent lexicon entry: st 361
equivalence description: [Otherwise known as GLEN COE VOLCANIC FORMATION.] GCS is obsolete and replaced by GLVO (Browne et al, 2001).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104884
type: Concept
is lexicon entry: GCV
has equivalence type: LATRL
has equivalent lexicon entry: st 361
equivalence description: [Otherwise known as GLEN COE VOLCANIC FORMATION.] GCV is obsolete and replaced by GLVO (Browne et al, 2001).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104885
type: Concept
is lexicon entry: GDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1868
equivalence description: [Formerly known as GROVESEND BEDS - Old code was also GDB.] Woodland et al., 1957.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104886
type: Concept
is lexicon entry: GDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1869
equivalence description: [Formerly known as GROVESEND MEMBER.] Previous Lexicon entry at Member Rank.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104887
type: Concept
is lexicon entry: GDB
has equivalence type: OBSLTE
has equivalent lexicon entry: st 804
equivalence description: [Formerly known as SUPRA-PENNANT FORMATION - Old code was SP.] Grovesend Formation replaces this in the new UK stratigraphical framework.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104888
type: Concept
is lexicon entry: GDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4069
equivalence description: [Formerly known as SUPRA-PENNANT GROUP.] of Bristol and Somerset (Kellaway and Welch, 1993) and the Forest of Dean (Welch and Trotter, 1961).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104889
type: Concept
is lexicon entry: GDB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4070
equivalence description: [Formerly known as SUPRA-PENNANT MEASURES.] of Bristol and Somerset (Kellaway and Welch, 1993) and the Forest of Dean (Welch and Trotter, 1961).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104890
type: Concept
is lexicon entry: GDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 363
equivalence description: [Formerly known as BEDS OF `FINDON GROUP'.] (Read, 1923, p.168)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104891
type: Concept
is lexicon entry: GDC
has equivalence type: OBSLTE
has equivalent lexicon entry: FINF
equivalence description: [Formerly known as FINDON FISH BED.] (Archer, 1978, p.93)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104892
type: Concept
is lexicon entry: GDC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4327
equivalence description: [Formerly known as UPPER AND LOWER FINDON CONGLOMERATE.] (Archer, 1978, p.93)

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104893
type: Concept
is lexicon entry: GDCO
has equivalence type: LATRL
has equivalent lexicon entry: st 228
equivalence description: [Otherwise known as CRIBBWR FAWR COAL [SOUTH WALES COALFIELD].] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104894
type: Concept
is lexicon entry: GDE
has equivalence type: OBSLTE
has equivalent lexicon entry: HWK
equivalence description: [Formerly known as HAWICK GROUP.] Previously included partly with the Hawick Group of Webb et al., 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104895
type: Concept
is lexicon entry: GDE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1947
equivalence description: [Formerly known as HAWICK ROCKS.] Previously included partly with the Hawick Rocks of Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104896
type: Concept
is lexicon entry: GDE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3444
equivalence description: [Formerly known as QUEENSBERRY GRITS.] Previously included partly with the Queensberry Grits of Peach and Horne, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104897
type: Concept
is lexicon entry: GDE
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3448
equivalence description: [Formerly known as QUEESNBERRY FORMATION.] Previously included partly with the Queensberry Formation of Webb et al., 1993.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104898
type: Concept
is lexicon entry: GDESY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1754
equivalence description: [Formerly known as GLEN DESSARY INTRUSION - Old code was also GDESY.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104899
type: Concept
is lexicon entry: GDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 742
equivalence description: [Formerly known as CAIRNERZEAN FORMATION - Old code was CAIZ.] Cairnerzean Formation is a redundant junior synonym of Galdenoch Formation (Floyd, 1996).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104900
type: Concept
is lexicon entry: GDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1674
equivalence description: [Formerly known as GALDENOCH GROUP.] Kelling, 1961.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104901
type: Concept
is lexicon entry: GDGP
has equivalence type: LATRL
has equivalent lexicon entry: st 599
equivalence description: [Otherwise known as NANTGLYN MUDSTONE FORMATION.] Rocks formerly referred to the Glyn Dyfrdwy Group are now included in the Nantglyn Mudstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104902
type: Concept
is lexicon entry: GDLL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2231
equivalence description: [Formerly known as KINGSDALE LIMESTONE.] Approximate equivalent: see Arthurton et al., 1988.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104903
type: Concept
is lexicon entry: GDN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3898
equivalence description: [Formerly known as SNAR VALLEY BRECCIA.] Leadhills 1:50 000 15E (Scotland) published 1987.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104904
type: Concept
is lexicon entry: GDN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3899
equivalence description: [Formerly known as SNAR WATER PERMIAN BRECCIA.] Peach, B N and Horne, T, 1899, p.321.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104905
type: Concept
is lexicon entry: GDOE
has equivalence type: LATRL
has equivalent lexicon entry: st 502
equivalence description: [Otherwise known as LOCH LAGGAN PSAMMITE FORMATION..] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104906
type: Concept
is lexicon entry: GDS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1860
equivalence description: [Formerly known as GRINDSLOW SHALES - Old code was also GDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104907
type: Concept
is lexicon entry: GDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1719
equivalence description: [Formerly known as GLACIAL DRIFT (UNDIFFERENTIATED) - Old code was also GDU.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104908
type: Concept
is lexicon entry: GDV
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4459
equivalence description: [Formerly known as UPPER RHYOLITE DIVISION.] Thomas and Thomas, 1956.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104909
type: Concept
is lexicon entry: GECL
has equivalence type: LATRL
has equivalent lexicon entry: st 376
equivalence description: [Otherwise known as GREAT EASBY MEMBER.] Of Bowen et al., 1999.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104910
type: Concept
is lexicon entry: GECL
has equivalence type: OBSLTE
has equivalent lexicon entry: GLLD
equivalence description: [Formerly known as GLACIOLACUSTRINE DEPOSITS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104911
type: Concept
is lexicon entry: GEF
has equivalence type: LATRL
has equivalent lexicon entry: KBS
equivalence description: [Otherwise known as KELLY BURN SANDSTONE FORMATION.] Equivalent in part, to the Kelly Burn Sandstone Formation of the Inverclyde area.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104912
type: Concept
is lexicon entry: GEF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 928
equivalence description: [Formerly known as CLASHBENNY FORMATION - Old code was CHB.] CHB is an obsolete term, replaced by GEF, Browne et al, 2001.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104913
type: Concept
is lexicon entry: GEF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1780
equivalence description: [Formerly known as GLENVALE FORMATION - Old code was also GEF.] Expansion of name to Glenvale Sandstone Formation.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104914
type: Concept
is lexicon entry: GEIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 777
equivalence description: [Formerly known as CARBONIFEROUS LAVAS.] Pringle and Bailey, 1944.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104915
type: Concept
is lexicon entry: GEIL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2637
equivalence description: [Formerly known as LOWER OLD RED SANDSTONE LAVAS.] Geike, 1899.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104916
type: Concept
is lexicon entry: GEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1703
equivalence description: [Formerly known as GELLI-GRIN CALCAREOUS ASH SERIES.] Elles, 1922.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104917
type: Concept
is lexicon entry: GEL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1704
equivalence description: [Formerly known as GELLI-GRIN CALCAREOUS ASHES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104918
type: Concept
is lexicon entry: GES
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1755
equivalence description: [Formerly known as GLEN EFFOCK SCHISTS.] (Within Effock-Lethnot Group) Harte, B, 1979.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104919
type: Concept
is lexicon entry: GEST
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1818
equivalence description: [Formerly known as GREAT ESTUARINE SERIES - Old code was also GEST.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104920
type: Concept
is lexicon entry: GFDMP
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1729
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS, UNDIFFERENTIATED (MIDDLE PLEISTOCENE) - Old code was also GFDMP.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104921
type: Concept
is lexicon entry: GFDU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1726
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS (UNDIFFERENTIATED) - Old code was also GFDU.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104922
type: Concept
is lexicon entry: GFDU1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1727
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS (UNDIFFERENTIATED), 1 - Old code was also GFDU1.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104923
type: Concept
is lexicon entry: GFDUA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1730
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS, UNDIFFERENTIATED, ANGLIAN.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104924
type: Concept
is lexicon entry: GFDUD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1731
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS, UNDIFFERENTIATED, DEVENSIAN - Old code was also GFDUD.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104925
type: Concept
is lexicon entry: GFDUI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1728
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS, UNDIFFERENTIATED (IRISH SEA ICE) - Old code was also GFDUI.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104926
type: Concept
is lexicon entry: GFLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2294
equivalence description: [Formerly known as KNOLL REEF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104927
type: Concept
is lexicon entry: GFLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3526
equivalence description: [Formerly known as REEF LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104928
type: Concept
is lexicon entry: GFS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2619
equivalence description: [Formerly known as LOWER LUDLOW GRAPTOLITIC SHALES.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104929
type: Concept
is lexicon entry: GFSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2883
equivalence description: [Formerly known as MIDDLE SANDS AND GRAVELS.] PART of the Middle Sands and Gravels of Eastwood et al, 1931.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104930
type: Concept
is lexicon entry: GFSA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3962
equivalence description: [Formerly known as ST BEES TILL.] Beds described as PART of the St Bees Till by Huddart and Tooley, 1972, and Huddart, 1991.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104931
type: Concept
is lexicon entry: GFSG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1603
equivalence description: [Formerly known as FLUVIOGLACIAL SAND AND GRAVEL (OBSOLETE NAME AND CODE: USE GFSG) - Old code was FGSG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104932
type: Concept
is lexicon entry: GFSU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1733
equivalence description: [Formerly known as GLACIOFLUVIAL SUB-GLACIAL DEPOSITS (UNDIFFERENTIATED) - Old code was also GFSU.] Qualifier deleted, as unnecessary

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104933
type: Concept
is lexicon entry: GFUDW
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1732
equivalence description: [Formerly known as GLACIOFLUVIAL DEPOSITS, UNDIFFERENTIATED, DEVENSIAN (WELSH ICE) - Old code was also GFUDW.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104934
type: Concept
is lexicon entry: GGC
has equivalence type: LATRL
has equivalent lexicon entry: st 101
equivalence description: [Otherwise known as BEN LAWERS SCHIST.] Local equivalent of Ben Lawers Schist

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104935
type: Concept
is lexicon entry: GGF
has equivalence type: LATRL
has equivalent lexicon entry: BGRT
equivalence description: [Otherwise known as BEARING GRIT.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104936
type: Concept
is lexicon entry: GGF
has equivalence type: LATRL
has equivalent lexicon entry: BRNG
equivalence description: [Otherwise known as BRENNAND GRIT.] Dakyns, 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104937
type: Concept
is lexicon entry: GGF
has equivalence type: LATRL
has equivalent lexicon entry: WWG
equivalence description: [Otherwise known as WARLEY WISE GRIT.] Dakyns, 1892.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104938
type: Concept
is lexicon entry: GGF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1811
equivalence description: [Formerly known as GRASSINGTON GRIT FORMATION - Old code was also GGF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104939
type: Concept
is lexicon entry: GGGMB
has equivalence type: LATRL
has equivalent lexicon entry: MTMB
equivalence description: [Otherwise known as MALTBY MARINE BAND.] Ramsbottom and others, 1978.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104940
type: Concept
is lexicon entry: GGH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3298
equivalence description: [Formerly known as PERMIAN UPPER SANDSTONE.] No previous Lexicon entry for this unit.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104941
type: Concept
is lexicon entry: GGL
has equivalence type: LATRL
has equivalent lexicon entry: PNLS
equivalence description: [Otherwise known as PENTON LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104942
type: Concept
is lexicon entry: GGL
has equivalence type: LATRL
has equivalent lexicon entry: st 736
equivalence description: [Otherwise known as SCHOOL LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104943
type: Concept
is lexicon entry: RIN
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3564
equivalence description: [Formerly known as RISSINGTON GRAVEL - Old code was also RIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104944
type: Concept
is lexicon entry: RIPMB
has equivalence type: LATRL
has equivalent lexicon entry: VDMB
equivalence description: [Otherwise known as VANDERBECKEI MARINE BAND.] National standard Name (Ramsbottom and others, 1978).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104945
type: Concept
is lexicon entry: RIS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3541
equivalence description: [Formerly known as RHAXELLA CHERT - Old code was RCH.] Arkell, 1941; BGS, 1974.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104946
type: Concept
is lexicon entry: RKM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3450
equivalence description: [Formerly known as RAD BROOK BEDS.] Metcalfe, 1981.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104947
type: Concept
is lexicon entry: RL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3480
equivalence description: [Formerly known as RAVENSHOLME LIMESTONE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104948
type: Concept
is lexicon entry: RLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1779
equivalence description: [Formerly known as GLENTHAM FORMATION.] The rocks of the Rutland Formation formerly formed part (the Thorncroft Sand and Priestland Clay) of the GLENTHAM FORMATION (Gaunt et al. 1992).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104949
type: Concept
is lexicon entry: RLD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4378
equivalence description: [Formerly known as UPPER ESTUARINE SERIES - Old code was UE.] Judd, 1875.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104950
type: Concept
is lexicon entry: RLF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3676
equivalence description: [Formerly known as RUCHILL FORMATION - Old code was also RLF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104951
type: Concept
is lexicon entry: RLG
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3650
equivalence description: [Formerly known as ROTLIEGEND GROUP - Old code was also RLG.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104952
type: Concept
is lexicon entry: RLITH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 487
equivalence description: [Formerly known as BLANKET HEAD (REGOLITH) - Old code was BHED.] The original combined term is sub-divided to provide both flexibility and precision of attribution. The code BHED remains valid for "blanket head".

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104953
type: Concept
is lexicon entry: RLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 502
equivalence description: [Formerly known as BLUE LIAS - Old code was BLI.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104954
type: Concept
is lexicon entry: RLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2377
equivalence description: [Formerly known as LIMA BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104955
type: Concept
is lexicon entry: RLS
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3331
equivalence description: [Formerly known as PLAGIOSTOMA BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104956
type: Concept
is lexicon entry: RM
has equivalence type: LATRL
has equivalent lexicon entry: ETM
equivalence description: [Otherwise known as ETRURIA FORMATION.] Rocks formerly referred to the Ruabon Marl Formation are now assigned to the Etruria Formation (Powell et al, 1999).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104957
type: Concept
is lexicon entry: RM
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3667
equivalence description: [Formerly known as RUABON MARL - Old code was also RM.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104958
type: Concept
is lexicon entry: RMB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3643
equivalence description: [Formerly known as ROSEMARKET BEDS - Old code was also RMB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104959
type: Concept
is lexicon entry: RMBDD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3465
equivalence description: [Formerly known as RAISED BEACH DEPOSITS OF LATE-GLACIAL AGE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104960
type: Concept
is lexicon entry: RMBDF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3466
equivalence description: [Formerly known as RAISED BEACH DEPOSITS OF POST-GLACIAL AGE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104961
type: Concept
is lexicon entry: RMCO
has equivalence type: LATRL
has equivalent lexicon entry: st 438
equivalence description: [Otherwise known as INCE FOUR FOOT COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104962
type: Concept
is lexicon entry: RMCO
has equivalence type: LATRL
has equivalent lexicon entry: st 720
equivalence description: [Otherwise known as ROGER MINE COAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104963
type: Concept
is lexicon entry: RMCO
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3633
equivalence description: [Formerly known as ROGER MINE.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104964
type: Concept
is lexicon entry: RMD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3468
equivalence description: [Formerly known as RAISED MARINE DEPOSITS (UNDIFFERENTIATED) - Old code was also RMD.] Qualifier deleted, as unnecessary.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104965
type: Concept
is lexicon entry: RMDF1
has equivalence type: OBSLTE
has equivalent lexicon entry: RBD1
equivalence description: [Formerly known as RAISED BEACH DEPOSITS, 1.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104966
type: Concept
is lexicon entry: RMDF2
has equivalence type: OBSLTE
has equivalent lexicon entry: RBD2
equivalence description: [Formerly known as RAISED BEACH DEPOSITS, 2.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104967
type: Concept
is lexicon entry: RMDV1
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3464
equivalence description: [Formerly known as RAISED BEACH DEPOSITS 1.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104968
type: Concept
is lexicon entry: RMDV2
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3467
equivalence description: [Formerly known as RAISED BEACH DEPOSITS, 2,3 ETC.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104969
type: Concept
is lexicon entry: RML
has equivalence type: LATRL
has equivalent lexicon entry: WETH
equivalence description: [Otherwise known as WETHERBY MEMBER.] Yorkshire Province.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104970
type: Concept
is lexicon entry: RML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2624
equivalence description: [Formerly known as LOWER MAGNESIAN LIMESTONE.] Of County Durham, Tyne and Wear, Cleveland and northernmost North Yorkshire.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104971
type: Concept
is lexicon entry: RML
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3462
equivalence description: [Formerly known as RAISBY (MAGNESIAN LIMESTONE) FORMATION - Old code was also RML.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104972
type: Concept
is lexicon entry: RMLY
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1625
equivalence description: [Formerly known as FOURTH (KIDDERMINSTER) TERRACE OF THE SEVERN.] Worssam et al, 1989.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104973
type: Concept
is lexicon entry: RMU
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2601
equivalence description: [Formerly known as LOWER LIAS - Old code was LLI.] This term was also used in a chronostratigraphical sense.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104974
type: Concept
is lexicon entry: RN
has equivalence type: LATRL
has equivalent lexicon entry: HMG
equivalence description: [Otherwise known as HELL'S MOUTH FORMATION.] Lateral equivalent on the Pwllheli (134) sheet.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104975
type: Concept
is lexicon entry: RNB
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3686
equivalence description: [Formerly known as RUNCTON BEDS - Old code was also RNB.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104976
type: Concept
is lexicon entry: RND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3659
equivalence description: [Formerly known as ROUND HOW BRECCIAS.] (McConnell, B J and Kneller, B C, 1993).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104977
type: Concept
is lexicon entry: RND
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3660
equivalence description: [Formerly known as ROUND HOW MEMBER - Old code was also RND.] Lithological epithet re-inserted by D Millward (05/03/2003).

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104978
type: Concept
is lexicon entry: RNGL
has equivalence type: OBSLTE
has equivalent lexicon entry: MDPL
equivalence description: [Formerly known as MIDDOP LIMESTONE - Old code was MDPL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104979
type: Concept
is lexicon entry: RNL
has equivalence type: LATRL
has equivalent lexicon entry: st 718
equivalence description: [Otherwise known as ROBINSON'S LIMESTONE.] Lexique Stratigraphique, 1971.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104980
type: Concept
is lexicon entry: RNTI
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4421
equivalence description: [Formerly known as UPPER MEMBER OF THE DALCHARN UPPER TILL.] Upper Member of the Dalcharn Upper Till at the Dalcharn Interglacial Site.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104981
type: Concept
is lexicon entry: ROAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2141
equivalence description: [Formerly known as KALLIRHYNCIA SHARPI BEDS.] Torrens, 1967; Cripps, 1986.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104982
type: Concept
is lexicon entry: ROAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3556
equivalence description: [Formerly known as RHYNCONELLA ZONE.] Thompson, 1924, 1927.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104983
type: Concept
is lexicon entry: ROAD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3833
equivalence description: [Formerly known as SHARPI BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104984
type: Concept
is lexicon entry: ROAL
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3648
equivalence description: [Formerly known as ROSYTH ALGAL LIMESTONE - Old code was also ROAL.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104985
type: Concept
is lexicon entry: ROBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 950
equivalence description: [Formerly known as CLEEVE HILL BEDS.] Parsons, C F, 1980.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104986
type: Concept
is lexicon entry: ROBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 2881
equivalence description: [Formerly known as MIDDLE RAGSTONES.] Buckman, J, 1905, ccix.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104987
type: Concept
is lexicon entry: ROBA
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3304
equivalence description: [Formerly known as PHILLIPSIANA BEDS, BOURGUETIA BEDS AND WITCHELLIA GRIT.] Buckman, J, 1895; 1897.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104988
type: Concept
is lexicon entry: ROCC
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3626
equivalence description: [Formerly known as ROCK VEIN.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104989
type: Concept
is lexicon entry: ROD
has equivalence type: LATRL
has equivalent lexicon entry: KRA
equivalence description: [Otherwise known as KIRKHAM ABBEY FORMATION.] In Yorkshire Province.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104990
type: Concept
is lexicon entry: ROD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1021
equivalence description: [Formerly known as CONCRETIONARY LIMESTONE.] Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104991
type: Concept
is lexicon entry: ROD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 1934
equivalence description: [Formerly known as HARTLEPOOL AND ROKER DOLOMITE - Old code was HPRD.] Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104992
type: Concept
is lexicon entry: ROD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3634
equivalence description: [Formerly known as ROKER DOLOMITE FORMATION - Old code was also ROD.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104993
type: Concept
is lexicon entry: ROD
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 4417
equivalence description: [Formerly known as UPPER MAGNESIAN LIMESTONE.] Smith and Francis, 1967.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104994
type: Concept
is lexicon entry: ROF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3661
equivalence description: [Formerly known as ROUSAY BEDS.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104995
type: Concept
is lexicon entry: ROF
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3662
equivalence description: [Formerly known as ROUSAY FLAGS - Old code was also ROF.] Not Entered

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104996
type: Concept
is lexicon entry: ROH
has equivalence type: LATRL
has equivalent lexicon entry: FBB
equivalence description: [Otherwise known as FULLETBY BEDS.] "Formation". Swinnerton, 1935.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104997
type: Concept
is lexicon entry: ROH
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3620
equivalence description: [Formerly known as ROACH [STONE] - Old code was also ROH.] Swinnerton, 1935; "The Ironstone Facies" Owen and Thurrell, 1968.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104998
type: Concept
is lexicon entry: RON
has equivalence type: OBSLTE
has equivalent lexicon entry: mn 3644
equivalence description: [Formerly known as ROSNEATH CONGLOMERATE - Old code was also RON.] Name expanded.

http://data.bgs.ac.uk/id/Lexicon/EquivalentName/104999
type: Concept
is lexicon entry: RON
has equivalence type: OBSLTE
has equivalent lexicon entry: UORS
equivalence description: [Formerly known as UPPER OLD RED SANDSTONE - Old code was UORS.] Not Entered