Hurricane Cliffs Locality HC 1 Bed 2 (Triassic of the United States)

Where: Washington County, Utah (37.1° N, 113.3° W: paleocoordinates 7.8° N, 39.2° 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• coordinate based on unpublished field data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: lithified, condensed, silty grainstone

• Fine silty calc-arenite full of Promyalina forming shell pavements

Size class: macrofossils

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 62991: authorized by Alistair McGowan, entered by Alistair McGowan on 02.08.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
  -
Gastropoda "sp. c"
Gastropoda "sp. c" Cuvier 1795 snail
Morph C
 Murchisoniina - Phymatopleuridae
? Worthenia sp.
? Worthenia sp. de Koninck 1883 snail
 Neritoidea - Naticopsidae
? Naticopsis sp.
? Naticopsis sp. M'Coy 1844 snail
Bivalvia
  -
Bivalvia indet.
Bivalvia indet. Linnaeus 1758 clam
Left Valves Counted [originally entered as "Bivalvia sp."]
 Cardiida - Kalenteridae
Permophorus triassicus
Permophorus triassicus Newell and Boyd 1999 clam
Left Valves Counted
 Cardiida - Anthracosiidae
Unionites cf. fassaensis
Unionites cf. fassaensis Wissmann 1841 clam
 Myalinida - Myalinidae
Promyalina sp., "Promyalina putiatensis" = Promyalina putiatinensis
Promyalina sp. Kittl 1903 clam
Promyalina sp. a
"Promyalina putiatensis" = Promyalina putiatinensis Kiparisova 1938 clam
 Pectinida - Hunanopectinidae
Leptochondria "sp. a", "Leptochondria cf. thaynesiana" = Leptochondria curtocardinalis
Leptochondria "sp. a" Bittner 1891 scallop
"Leptochondria cf. thaynesiana" = Leptochondria curtocardinalis Hall and Whitfield 1877 scallop
 Pectinida - Aviculopectinidae
Eumorphotis multiformis
Eumorphotis multiformis Bittner 1899 scallop
 Ostreida - Bakevelliidae
Bakevellia cf. exporrecta
Bakevellia cf. exporrecta Lepsius 1878 oyster
Left Valves Counted
Rhynchonellata
 Terebratulida - Gusarellidae
Protogusarella smithi
Protogusarella smithi Perry and Chatterton 1979
Crinoidea
 Holocrinida - Holocrinidae
Holocrinus sp.
Holocrinus sp. Wachsmuth and Springer 1886 Sea lily
Echinoidea
 Cidaroida - Triadotiaridae
? Lenticidaris sp.
? Lenticidaris sp. Kier 1968 pencil urchin
spines