Where: Brewster County, Texas (30.3° N, 103.3° W: paleocoordinates 1.1° N, 33.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sullivan Peak Member (Skinner Ranch Formation), Kungurian (279.5 - 272.5 Ma)

• Leonardian (Hessian).

• group of beds-level stratigraphic resolution

Environment/lithology: slope; limestone

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Collection methods: bulk, chemical,

Primary reference: G. A. Cooper and R. E. Grant. 1972. Permian brachiopods of west Texas, I. Smithsonian Contributions to Paleobiology 14:1-231 [D. Bottjer/M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 43560: authorized by David Bottjer, entered by Matthew Clapham on 15.08.2004, edited by Uta Merkel