Where: Idaho (42.9° N, 111.7° W: paleocoordinates 12.4° N, 35.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Thaynes Formation, Olenekian (251.2 - 247.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, calcareous sandstone
Size class: macrofossils
Collected by A.C. Peale in 1877
Primary reference: C. A. White. 1879. Paleontological papers no. 9: fossils of the Jura-Trias of southeastern Idaho. Bulletin of the United States Geological and Geographical Survey of the Territories 5:105-117 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 120987: authorized by Matthew Clapham, entered by Matthew Clapham on 24.11.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Aviculopecten" altus n. sp. White 1879 scallop
"Aviculopecten" idahoensis Meek 1871 scallop |