Wainlode Cliff bonebed (Triassic of the United Kingdom)

Where: England, United Kingdom (51.9° N, 2.2° W: paleocoordinates 36.5° N, 0.9° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Avicula contorta other zone, Westbury Formation (Penarth Group), Rhaetian (208.5 - 201.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, micaceous, pyritic, white sandstone and claystone

• "a fissile, white, micaceous sandstone, sometimes acquiring a flinty hardness. The upper surface of the bed is ripple-marked..."

Size class: macrofossils

Preservation: trace

Collected by H. Strickland

Collection methods: bulk, quarrying, surface (in situ)

Primary reference: H. E. Strickland. 1842. On the occurrence of the Bristol Bone-Bed in the Lower Lias near Tewksbury. 3(83):585-588 [M. Carrano/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 96616: authorized by Matthew Carrano, entered by Hallie Street on 15.06.2010, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ichthyosauria - Ichthyosauridae
Ichthyosaurus sp.2 Koenig 1818 ichthyosaur
 Palaeonisciformes - Palaeoniscidae
Gyrolepis sp.2 Agassiz 1833
 Palaeonisciformes - Birgeriidae
Birgeria sp.1 Stensiƶ 1919
 Hybodontiformes - Hybodontidae
Hybodus sp.2 Agassiz 1834 elasmobranch
 Hybodontiformes - Acrodontidae
Acrodus sp.1 Agassiz 1834 elasmobranch
 Synechodontiformes - Palaeospinacidae
Nemacanthus sp.1 Agassiz 1836 elasmobranch
 Cardiida - Veneridae
 Ostreida - Pteriidae
"Avicula contorta" = Rhaetavicula contorta2
"Avicula contorta" = Rhaetavicula contorta2 Portlock 1843 pearl oyster