Where: Wyoming (41.0° N, 105.9° W: paleocoordinates 11.4° N, 29.4° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Goose Egg Formation, Kungurian (279.3 - 272.3 Ma)
• Lower Goose Egg Formation
• bed-level stratigraphic resolution
Environment/lithology: lagoonal or restricted shallow subtidal; lithified siliciclastic sediments
Size class: macrofossils
Reposited in the AMNH
Primary reference: N. D. Newell and D.W. Boyd. 1975. Parallel evolution in early trigonacean bivalves. Bulletin of the American Museum of Natural History 154(2):55-162 [D. Bottjer/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 136206: authorized by Matthew Clapham, entered by Matthew Clapham on 22.11.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Paraschizodus elongatus Newell and Boyd 1975 clam |