USNM726r, Hess Canyon, Glass Mountains (Permian of the United States)

Where: Texas (30.4° N, 103.2° W: paleocoordinates 1.4° N, 33.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: China Tank Member (Word Formation), Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: replaced with silica

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 105932: authorized by Matthew Clapham, entered by Matthew Clapham on 27.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Productida - Cooperinidae
Cooperina inexpectata1 Termier et al. 1966
 Productida - Aulostegidae
Cactosteges anomalus1 Cooper and Grant 1975
Rhamnaria kingorum1 Muir-Wood and Cooper 1960
ssp. delicata
 Productida - Strophalosiidae
 Productida - Echinoconchidae
Waagenoconcha magnifica1 Cooper and Grant 1975
 Productida - Productellidae
Echinauris lateralis1 Muir-Wood and Cooper 1960
Liosotella parva1 Cooper and Grant 1975
Paucispinifera quadrata1 Cooper and Grant 1975
Bothrionia nasuta1 Cooper and Grant 1975
 Productida - Linoproductidae
Megousia mucronata1 Cooper and Grant 1975
Grandaurispina kingorum1 Muir-Wood and Cooper 1960
 Productida - Rugosochonetidae
Leurosina lata1 Cooper and Grant 1975
Dyoros (Lissosia) concavus1 Cooper and Grant 1975
 Productida - Lyttoniidae
Collemataria elongata1 Cooper and Grant 1974
 Productida - Cyclacanthariidae
Cyclacantharia kingorum1 Cooper and Grant 1969
 Orthotetida - Schuchertellidae
Tropidelasma anthicum1 Cooper and Grant 1974
 Orthotetida - Derbyiidae
Derbyia texta1 Cooper and Grant 1974
Derbyia pannucia1 Cooper and Grant 1974
 Orthotetida - Meekellidae
Meekella skenoides1 Girty 1909
 Athyridida - Neoretziidae
Hustedia pugilla1 Cooper and Grant 1976
ssp. nasiterna
Thedusia procera1 Cooper and Grant 1976
 Athyridida - Athyrididae
Composita parasulcata1 Cooper and Grant 1976
 Terebratulida - Notothyrididae
Glossothyropsis rectangulata1 Cooper and Grant 1976
 Terebratulida - Dielasmatidae
Dielasma compactum1 Cooper and Grant 1976
 Spiriferinida - Spiriferellinidae
Metriolepis pulvinata1 Cooper and Grant 1976
 Spiriferinida - Reticulariinidae
Reticulariina senticosa1 Cooper and Grant 1976
 Spiriferinida - Paraspiriferinidae
Paraspiriferina laqueata1 Cooper and Grant 1976
 Spiriferida - Strophopleuridae
Spiriferinaella limata1 Cooper and Grant 1976
 Spiriferida - Trigonotretidae
Neospirifer amphigyus1 Cooper and Grant 1976
 Spiriferida - Ambocoeliidae
"Crurithyris tholiaphor" = Orbicoelia tholiaphor1
"Crurithyris tholiaphor" = Orbicoelia tholiaphor1 Cooper and Grant 1976
 Spiriferida - Elythidae
Neophricadothyris conara1 Cooper and Grant 1976
 Rhynchonellida - Allorhynchidae
Allorhynchus permianum1 Stehli 1955
ssp. wordense
 Rhynchonellida - Petasmatheridae
Petasmatherus opulus1 Cooper and Grant 1969
 Rhynchonellida - Rhynchoporidae
Rhynchopora palumbula1 Cooper and Grant 1976
 Rhynchonellida - Stenoscismatidae
Stenoscisma renode1 Cooper and Grant 1976
 Orthida - Enteletidae
 Trigoniida - Trigoniidae
Lyroschizodus orbicularis n. sp.2 Newell and Boyd 1975 clam
 Neoloricata - Lepidopleuridae
"Pterochiton arthurcooperi" = Schematochiton arthurcooperi3
"Pterochiton arthurcooperi" = Schematochiton arthurcooperi3 Smith 1976 chiton