Where: Wyoming (42.1° N, 110.9° W: paleocoordinates 15.3° N, 31.7° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Meade Peak Member (Phosphoria Formation), Roadian (272.5 - 268.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: K.W. Ciriacks. 1963. Permian and Eotriassic bivalves of the middle Rockies. Bulletin of the American Museum of Natural History 125(1):1-100 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90006: authorized by Matthew Clapham, entered by Matthew Clapham on 28.06.2009

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)