USNM704r, Hess Ranch Horst, Glass Mountains (Permian of the United States)

Where: Brewster County, Texas (30.4° N, 103.2° W: paleocoordinates 2.9° S, 35.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Lenox Hills Formation, Sakmarian (293.5 - 290.1 Ma)

• Wolfcampian (Lenoxian)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; 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 43530: authorized by David Bottjer, entered by Matthew Clapham on 14.08.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• A variety of papers list the brachiopods, nearly all gastropods, most bivalves (except primarily Paleotaxodonts), trilobites, chitons, siliceous sponges, rugose corals (only from Gaptank and Asselian/Sakmarian formations).
Show authors, comments, and common names
Strophomenata
 Productida - Paucispiniferidae
Hystriculina ? sulcata
Hystriculina ? sulcata Cooper and Grant 1975
 Productida - Productidae
Dasysaria wolfcampensis, Kochiproductus primitivus
Kochiproductus primitivus Cooper and Grant 1975
 Productida - Linoproductidae
Linoproductus sp.