Mulloch HIll (Silurian of the United Kingdom)

Also known as Kirk Hill

Where: Scotland, United Kingdom (55.3° N, 4.7° W: paleocoordinates 16.0° S, 23.9° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Cystograptus vesiculosus graptolite zone, Mulloch Hill Formation, Rhuddanian (443.4 - 440.8 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, red sandstone

• sandstone with ochreous or red weathering stain

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 188530: authorized by Melanie Hopkins, entered by Melanie Hopkins on 06.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Corynexochida - Styginidae
"Opsypharus maccalumi" = Failleana
"Opsypharus maccalumi" = Failleana trilobite
 Corynexochida - Illaenidae
 Odontopleurida - Odontopleuridae
Leonaspis "sp. B" Richter and Richter 1917 trilobite
Anacaenaspis callipareos Thomson 1857 trilobite
 Phacopida - Phacopidae
 Phacopida - Encrinuridae
Encrinurus squarrosus Howells 1982 trilobite
 Phacopida - Calymenidae
 Proetida - Proetidae
"Astroproetus scoticus" = Proetus scoticus, Cyphoproetus externus
"Astroproetus scoticus" = Proetus scoticus Reed 1941 trilobite
 Lichida - Lichidae
Hemiarges serus trilobite
Hemiarges "sp. A" Gürich 1901 trilobite
hypostome type A
Hemiarges "sp. C" Gürich 1901 trilobite
hypostome type C