Garden Cliff (black shales) (Triassic of the United Kingdom)

Also known as Westbury-on-Severn, Golden Cliff

Where: England, United Kingdom (51.8° N, 2.4° W)

• Paleocoordinates: 34.6° N, 8.9° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Avicula contorta other zone, Westbury Formation (Penarth Group), Rhaetian (205.7 - 201.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; pyritic, black shale and limestone

• "Black shales, with a sandstone band; with selenite and pyrite…1-in. limestone band at base"

Size class: macrofossils

• "Bones of Saurians and Fishes, teeth of Reptiles, teeth of Fishes"

Preservation: coprolite

Primary reference: W. A. Macfadyen. 1970. Geological Highlights of the West Country. A Nature Conservancy Handbook 1-296 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 163319: authorized by Matthew Carrano, entered by Matthew Carrano on 23.10.2014

Creative Commons license: CC0 (CC0)

Taxonomic list

Osteichthyes
 Palaeonisciformes - Birgeriidae
Birgeria acuminata Agassiz 1843
 Palaeonisciformes - Palaeoniscidae
"Gyrolepis alberti" = Gyrolepis albertii
"Gyrolepis alberti" = Gyrolepis albertii Agassiz 1834
Bivalvia
 Pectinida - Pectinoidae
"Chlamys valoniensis" = Praechlamys valoniensis
"Chlamys valoniensis" = Praechlamys valoniensis Defrance 1825 scallop
 Ostreida - Pteriidae
Rhaetavicula contorta Portlock 1843 pearl oyster
 Mytilida - Mytilidae
Modiolus minimus Sowerby 1818 mussel