Thorpe Cloud (Carboniferous of the United Kingdom)

Where: England, United Kingdom (53.1° N, 1.5° W: paleocoordinates 9.4° S, 0.7° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Milldale Limestone Formation, Chadian (346.7 - 340.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: basinal (); lithified, gray lime mudstone

• consists predominantly of grey to pale-grey calcarenitic limestones...in much of the southwest...the limestones were deposited in deeper-water off-shelf environment and include large micritic mounds of chadian waulsortian type and asbian reef.

Primary reference: J. W. Tilsley. 1988. New data on Carboniferous (Dinantian) trilobites from the Peak District, Derbyshire, England. Proceedings of the Yorkshire Geological Society 47:163-176 [J. Alroy/M. Sommers/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 5962: authorized by John Alroy, entered by Mike Sommers on 06.01.2000, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

• Non-trilobites (aside from cephalopods) were not identified but listed as occurences. R = rare (< 5), P = present (5-20), C = common (> 20).
Show authors, comments, and common names
unclassified
  -
Cnidaria indet.
Cnidaria indet. Hatschek 1888
Crinoidea
  -
Crinoidea indet.
Crinoidea indet. Miller 1821 Sea lily
Trilobita
 Proetida - Brachymetopidae
Brachymetopus maccoyi
Brachymetopus maccoyi Portlock 1843 trilobite
 Proetida - Phillipsiidae
Phillipsia gemmulifera2, Bollandia sp., "Phillibolina worsawensis" = Archegonus (Phillibolina), Cummingella raniceps
Phillipsia gemmulifera2 Phillips 1836 trilobite
Bollandia sp. Reed 1943 trilobite
"Phillibolina worsawensis" = Archegonus (Phillibolina) trilobite
Brachiopoda
  -
Brachiopoda indet.
Brachiopoda indet. Cuvier 1805
Strophomenata
 Productida - Productellidae
Levitusia spinauris2, Levitusia humerosa2
Levitusia humerosa2 Sowerby 1822
Bryozoa
  -
Bryozoa indet.
Bryozoa indet. Ehrenberg 1831
Cephalopoda
 Goniatitida - Nomismoceratidae
Eonomismoceras sp.
Eonomismoceras sp. Kusina 1974 ammonite
 Goniatitida - Maxigoniatitidae
Dzhaprakoceras sp.
Dzhaprakoceras sp. Popov 1965 ammonite
 Goniatitida - Pericyclidae
Ammonellipsites sp., Ammonellipsites clitheroensis2, Fascipericyclus sp., Polaricyclus minimus2, Pericyclus sp.
Ammonellipsites sp. Parkinson 1822 ammonite
Ammonellipsites clitheroensis2 Riley 1996 ammonite
Fascipericyclus sp. Turner 1948 ammonite
Polaricyclus minimus2 Hind 1910 ammonite
Pericyclus sp. Mojsisovics 1882 ammonite
Bivalvia
  -
Bivalvia indet.
Bivalvia indet. Linnaeus 1758 clam
Rostroconchia
 Conocardiida - Conocardiidae
Conocardium aliforme1
Conocardium aliforme1 Sowerby 1815
 Conocardiida - Hippocardiidae
"Conocardium hibernicum" = Hippocardia hibernica1
"Conocardium hibernicum" = Hippocardia hibernica1 Sowerby 1815
Gastropoda
  -
Gastropoda indet.
Gastropoda indet. Cuvier 1795 snail
1Hind 1900; 2Tilsley and Korn 2009