Where: Texas (31.7° N, 99.8° W: paleocoordinates 0.8° N, 30.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Talpa Member (Clyde Formation), Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Primary reference: R. L. Batten. 1958. Permian Gastropoda of the southwestern United States. 2. Pleurotomariacea: Portlockiellidae, Phymatopleuridae, and Eotomariidae. Bulletin of the American Museum of Natural History 114(2):153-246 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101776: authorized by Matthew Clapham, entered by Matthew Clapham on 02.01.2011

Creative Commons license: CC BY (attribution)