CHS 1X-1, Limestone Peak Section, Jakes Valley (Permian of the United States)

Where: Nevada (39.2° N, 115.3° W: paleocoordinates 12.2° N, 37.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Riepetown Formation, Artinskian (290.1 - 279.3 Ma)

• Base of section, lower member Riepetown Fm

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: T. E. Yancey. 1978. Brachiopods and mollusca of the Lower Permian Arcturus Group, Nevada and Utah, Part 1: brachiopods, scaphopods, rostroconchs, and bivalves. Bulletins of American Paleontology 74(303):257-367 [P. Wagner/P. Wagner/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 89338: authorized by Matthew Clapham, entered by Matthew Clapham on 16.05.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Scaphopoda
 Gadilida - Gadilidae
Calstevenus arcturus n. gen. Yancey 1973 tusk shell