Where: Arizona (34.5° N, 111.3° W: paleocoordinates 8.2° N, 36.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Gamma Member (Kaibab Formation), Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified limestone

Size class: macrofossils

Primary reference: N. D. Newell and D.W. Boyd. 1970. Oyster-like Permian Bivalvia. Bulletin of the American Museum of Natural History 143(4):221-281 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 94885: authorized by Matthew Clapham, entered by Matthew Clapham on 31.03.2010

Creative Commons license: CC BY (attribution)