USNM701b, Wolf Camp Hills, Glass Mountains (Permian of the United States)

Where: Brewster County, Texas (30.4° N, 103.1° W: paleocoordinates 4.4° S, 36.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Neal Ranch Formation, Asselian (298.9 - 295.5 Ma)

• Bed 9, section 24 of P.B. King. Wolfcampian (Nealian).

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified 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 43473: 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).
Strophomenata
 Productida - Productidae
Rhynchonellata
 Spiriferinida - Reticulariinidae
Reticulariina strigosa2 Cooper and Grant 1976
 Spiriferinida - Paraspiriferinidae
Paraspiriferina amoena2 Cooper and Grant 1976
Bivalvia
 Pectinida - Pseudomonotidae
Prospondylus acinetus3 Newell and Boyd 1970 scallop
 Pectinida - Prospondylidae
Paleowaagia cooperi3 Newell and Boyd 1970 scallop
Gastropoda
 Murchisoniina - Gosseletinidae