Lauchlan Burn (Silurian of the United Kingdom)

Where: Scotland, United Kingdom (55.3° N, 4.8° W: paleocoordinates 15.3° S, 23.2° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Monograptus sedgwickii graptolite zone, Wood Burn Grits Formation, Aeronian (440.8 - 438.5 Ma)

Environment/lithology: marine; lithified sandstone and lithified siltstone

• Wood Burn Formation: pale-colored sandstones and siltstones [Floyd and Williams 2003, Trans Roy Soc Edin 93: 383-392]

Size class: macrofossils

Preservation: mold/impression

Collected by Elizabeth Gray in ~1850-1920; reposited in the BMNH, OUM, SM

• Collections also in Hunterian Museum (Glasgow University), Birmingham University, Grant Institute of Geology (Edinburgh University), Institute of Geological Sciences (Edinburgh), Palaeontologisk Museum (Oslo), National Museum of Wales, Royal Scottish Museum

Primary reference: Y. Howells. 1982. Scottish Silurian trilobites. Monograph of the Palaeontographical Society 135(561):1-70 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 188538: authorized by Melanie Hopkins, entered by Melanie Hopkins on 06.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Phacopidae
Acernaspis "sp. A" Campbell 1967 trilobite
Acernaspis woodburnensis Clarkson et al. 1977 trilobite
 Phacopida - Cheiruridae
Proromma sp. Lane 1971 trilobite
 Phacopida - Encrinuridae
Encrinurus stateratus n. sp. Howells 1982 trilobite
Encrinurus mullochensis Reed 1931 trilobite
Encrinurus cf. squarrosus Howells 1982 trilobite
 Phacopida - Calymenidae
Calymene hadyardensis Lamont 1949 trilobite
 Corynexochida - Illaenidae
? Bumastus vulsus n. sp. Howells 1982 trilobite
Stenopareia catathema n. sp. Howells 1982 trilobite
 Corynexochida - Styginidae
Kosovopeltis andersoni Etheridge and Nicholson 1879 trilobite
 Odontopleurida - Odontopleuridae
"Leonaspis acarescola n. sp." = Exallaspis acarescola, "Leonaspis cf. angelini" = Kettneraspis angelini
"Leonaspis acarescola n. sp." = Exallaspis acarescola Howells 1982 trilobite
"Leonaspis cf. angelini" = Kettneraspis angelini Prantl and Pribyl 1949 trilobite
 Proetida - Proetidae
Cyphoproetus pugionis n. sp. Howells 1982 trilobite
? Warburgella (Warburgella) sp. Reed 1931 trilobite