Cascade Springs, UT-24 (Triassic of the United States)

Where: Utah (40.5° N, 111.6° W: paleocoordinates 10.1° N, 36.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Thaynes Formation, Spathian (251.3 - 247.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: mold/impression

Primary reference: M. Fraiser. 2005. When Bivalves Took Over the World: Global Paleoecology of Bivalves During the Aftermath of the End-Permian Mass Extinction. [D. Bottjer/N. Bonuso/N. Bonuso]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 44602: authorized by David Bottjer, entered by Nicole Bonuso on 15.09.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Trigoniida - Myophoriidae
Neoschizodus sp.
Neoschizodus sp. Giebel 1855 clam
 Cardiida - Kalenteridae
Permophorus sp.
Permophorus sp. Chavan 1954 clam
 Myalinida - Myalinidae
Promyalina sp.
Promyalina sp. Kittl 1903 clam
 Ostreida - Bakevelliidae
Bakevellia sp.
Bakevellia sp. King 1848 oyster
 Pectinida - Hunanopectinidae
Leptochondria sp.
Leptochondria sp. Bittner 1891 scallop