Cromhall Quarry Site 4 Level G (Triassic of the United Kingdom)

Also known as Slickstones

Where: England, United Kingdom (51.6° N, 2.5° W: paleocoordinates 20.6° N, 6.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Carnian (237.0 - 228.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: karst; lithified carbonate and green mudstone

• red or green mudstones interbedded with thin limestones largely composed of recemented detrital crinoid debris

Size classes: macrofossils, mesofossils

Primary reference: N. C. Fraser and G.M. Walkden. 1983. The ecology of a Late Triassic reptile assemblage from Gloucestershire, England. Palaeogeography, Palaeoclimatology, Palaeoecology 42:341-365 [E. Fara/E. Fara/E. Fara]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 13181: authorized by Emmanuel Fara, entered by Emmanuel Fara on 25.01.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Archosauria -
 Thecodontia -
Thecodontia indet. Owen 1859 archosaur
 Eosuchia - Clevosauridae
Clevosaurus sp. Swinton 1939 lepidosaur
 Eosuchia -
Planocephalosaurus sp. Fraser 1982 lepidosaur
 Eosuchia - Sphenodontidae
Sigmala sp. Fraser 1986 lepidosaur