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 44569: authorized by David Bottjer, entered by Nicole Bonuso on 15.09.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Vex sp. Hoover 1979 | |
Obnixia sp. Hoover 1979 | |
Bivalvia | |
Promyalina sp., "Myalinella sp." = Myalina (Myalinella)
Promyalina sp. Kittl 1903 clam
"Myalinella sp." = Myalina (Myalinella) Newell 1942 clam | |
Bakevellia sp. King 1848 oyster | |
Leptochondria sp. Bittner 1891 scallop | |
Permophorus sp. Chavan 1954 clam | |
Neoschizodus sp. Giebel 1855 clam |