Cephalopod Gulch, South Fork Dry Creek, Salt Lake City (Permian of the United States)

Where: Utah (40.8° N, 111.8° W: paleocoordinates 13.6° N, 33.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Grandeur Member (Park City Formation), Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

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 88664: authorized by Matthew Clapham, entered by Matthew Clapham on 17.04.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Carditida - Astartidae
Astartella subquadrata Girty 1909 clam
 Cardiida - Kalenteridae
Permophorus albequus Beede 1907 clam
 Trigoniida - Schizodidae
Eoastarte subcircularis Ciriacks 1963 clam
Schizodus subovatus n. sp. Ciriacks 1963 clam