PBDB Collection

USNM714o, Old Word Ranch, Glass Mountains (Permian of the United States)

Where: Texas (30.4° N, 103.2° W: paleocoordinates 1.6° N, 33.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Appel Ranch Member (Word Formation), Wordian (266.9 - 264.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Collection methods: 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 105683: authorized by Matthew Clapham, entered by Matthew Clapham on 23.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Strophomenata
Strophomenida - Rugosochonetidae	Dyoros (Dyoros) convexus¹, Dyoros (Dyoros) extensus¹ Dyoros (Dyoros) convexus¹ Cooper and Grant 1975 Dyoros (Dyoros) extensus¹ Cooper and Grant 1975
Orthotetida - Derbyiidae	Derbyia texta¹, Derbyia filosa¹, Derbyia pannucia¹ Derbyia texta¹ Cooper and Grant 1974 Derbyia filosa¹ Cooper and Grant 1974 Derbyia pannucia¹ Cooper and Grant 1974
Orthotetida - Meekellidae	Meekella skenoides¹ Meekella skenoides¹ Girty 1908
Productida - Lyttoniidae	Eolyttonia progressa¹ Eolyttonia progressa¹ Cooper and Grant 1974
Productida - Cyclacanthariidae	Cyclacantharia kingorum¹ Cyclacantharia kingorum¹ Cooper and Grant 1969
Productida - Strophalosiidae	Heteralosia hystricula¹ Heteralosia hystricula¹ Girty 1908
Productida - Aulostegidae	Ctenalosia fixata¹, Xenosteges quadratus¹, Echinosteges tuberculatus¹, Rhamnaria kingorum¹ Ctenalosia fixata¹ Cooper and Stehli 1955 Xenosteges quadratus¹ Cooper and Grant 1975 Echinosteges tuberculatus¹ King 1931 Rhamnaria kingorum¹ Muir-Wood and Cooper 1960
Productida - Linoproductidae	Grandaurispina bella¹, Grandaurispina crassa¹ Grandaurispina bella¹ Cooper and Grant 1975 Grandaurispina crassa¹ Cooper and Grant 1975
Productida - Paucispiniferidae	Liosotella irregularis¹, Liosotella wordensis¹, Liosotella tetragonalis¹, Paucispinifera auriculata¹ Liosotella irregularis¹ Cooper and Grant 1975 Liosotella wordensis¹ King 1931 Liosotella tetragonalis¹ Cooper and Grant 1975 Paucispinifera auriculata¹ Muir-Wood and Cooper 1960
Productida - Productellidae	Echinauris lateralis¹, Thamnosia phragmophora¹ Echinauris lateralis¹ Muir-Wood and Cooper 1960 Thamnosia phragmophora¹ Cooper and Grant 1975
Rhynchonellata
Spiriferinida - Pennospiriferinidae	Arionthia germana¹ Arionthia germana¹ Cooper and Grant 1976
Spiriferinida - Paraspiriferinidae	Paraspiriferina rotundata¹ Paraspiriferina rotundata¹ Cooper and Grant 1976
Spiriferida - Trigonotretidae	Cartorhium orbiculatum¹, Cartorhium retusum¹ Cartorhium orbiculatum¹ Cooper and Grant 1976 Cartorhium retusum¹ Cooper and Grant 1976
Rhynchonellida - Allorhynchidae	Allorhynchus triangulatum¹ Allorhynchus triangulatum¹ Cooper and Grant 1976
Athyridida - Athyrididae	Composita enormis¹ Composita enormis¹ Cooper and Grant 1976
Athyridida - Neoretziidae	Hustedia pugilla¹, Thedusia procera¹ Hustedia pugilla¹ Cooper and Grant 1976 ssp. hebetata Thedusia procera¹ Cooper and Grant 1976
Terebratulida - Dielasmatidae	Dielasma zebratum¹ Dielasma zebratum¹ Cooper and Grant 1976
Bivalvia
Trigoniida - Schizodidae	Heteroschizodus macomoides² Heteroschizodus macomoides² Newell and Boyd 1975 clam

¹Cooper and Grant 1977; ²Newell and Boyd 1975