USNM706z, Old Word Ranch, Glass Mountains (Permian of the United States)

Where: Brewster County, Texas (30.4° N, 103.1° W)

• Paleocoordinates: 6.2° N, 30.7° W (Wright 2013)

• coordinate estimated from map

• outcrop-level geographic resolution

When: China Tank Member (Word Formation), Wordian (266.9 - 264.3 Ma)

• 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 43557: authorized by David Bottjer, entered by Matthew Clapham on 14.08.2004

Creative Commons license: CC0 (CC0)

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
Bivalvia
 Pectinida - Heteropectinidae
Heteropecten vanvleeti2
Heteropecten vanvleeti2 Beede 1902 scallop
Rhynchonellata
 Athyridida - Neoretziidae
Thedusia procera1, Hustedia pugilla nasiterna1
Thedusia procera1 Cooper and Grant 1976
Hustedia pugilla nasiterna1 Cooper and Grant 1976
 Spiriferinida - Paraspiriferinidae
Paraspiriferina laqueata1
Paraspiriferina laqueata1 Cooper and Grant 1976
 Rhynchonellida - Rhynchoporidae
Rhynchopora palumbula1
Rhynchopora palumbula1 Cooper and Grant 1976
 Rhynchonellida - Petasmatheridae
Petasmatherus opulus1
Petasmatherus opulus1 Cooper and Grant 1969
 Rhynchonellida - Allorhynchidae
Allorhynchus permianum wordense1
Allorhynchus permianum wordense1 Cooper and Grant 1976
 Spiriferida - Spiriferellidae
Spiriferella calcarata1
Spiriferella calcarata1 Cooper and Grant 1976
 Spiriferida - Trigonotretidae
Cartorhium chelomatum1
Cartorhium chelomatum1 Cooper and Grant 1976
Strophomenata
 Productida - Paucispiniferidae
Paucispinifera auriculata1, Liosotella wordensis1
Paucispinifera auriculata1 Muir-Wood and Cooper 1960
 Productida - Productellidae
Echinauris lateralis1
Echinauris lateralis1 Muir-Wood and Cooper 1960
 Productida - Productidae
Yakovlevia hessorum1
Yakovlevia hessorum1 Cooper and Grant 1975
 Productida - Linoproductidae
Grandaurispina kingorum1
Grandaurispina kingorum1 Muir-Wood and Cooper 1960
 Productida - Strophalosiidae
Heteralosia hystricula1
 Productida - Cooperinidae
Cooperina inexpectata1
Cooperina inexpectata1 Termier et al. 1966
 Productida - Aulostegidae
Rhamnaria kingorum1
Rhamnaria kingorum1 Muir-Wood and Cooper 1960
 Productida - Cyclacanthariidae
Cyclacantharia kingorum1
Cyclacantharia kingorum1 Cooper and Grant 1969
 Productida - Lyttoniidae
Collemataria elongata1
Collemataria elongata1 Cooper and Grant 1974
 Strophomenida - Rugosochonetidae
Dyoros (Dyoros) extensus1
Dyoros (Dyoros) extensus1 Cooper and Grant 1975
 Orthotetida - Meekellidae
Meekella skenoides1
Meekella skenoides1 Girty 1909
Craniata
 Craniida - Craniidae
Acanthocrania conferta1
Acanthocrania conferta1 Cooper and Grant 1974
1Cooper and Grant 1977; 2Newell and Boyd 1995