Hurricane Cliffs Locality HC 6 Bed 10 (Triassic of the United States)

Where: Washington County, Utah (37.1° N, 113.2° W: paleocoordinates 7.9° N, 39.1° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

When: Virgin Member (Moenkopi Formation), Spathian (251.3 - 247.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shelly/skeletal, calcareous siltstone

• Shell-rich calcareous siltstone. Marly at base, better cemented higher up. Packed with single valves of decalcified terabratiulids. A few Holocrinus columnals

Primary reference: A. J. McGowan, A. B. Smith, and P. D. Taylor. 2009. Faunal diversity, heterogeneity and body size in the Early Triassic: testing post-extinction paradigms in the Virgin Limestone of Utah, USA. Australian Journal of Earth Sciences 56:859-872 [A. McGowan/A. McGowan/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 63015: authorized by Alistair McGowan, entered by Alistair McGowan on 02.08.2006, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Bakevelliidae
Bakevellia sp. King 1848 oyster
Bakevellia costata Schlotheim 1820 oyster
 Pectinida - Hunanopectinidae
Leptochondria sp. Bittner 1891 scallop
 Pectinida - Aviculopectinidae
Eumorphotis multiformis Bittner 1899 scallop
 Carditida - Myophoricardiidae
Pseudocorbula sp. Philippi 1898 clam
Echinoidea
 Cidaroida - Triadotiaridae
Lenticidaris sp. Kier 1968 pencil urchin