AMNH505, 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 estimated from map

• outcrop-level geographic resolution

When: Willis Ranch Member (Word Formation), Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: replaced with silica

Reposited in the AMNH

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 81645: authorized by Matthew Clapham, entered by Matthew Clapham on 06.07.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Hexactinellida
 Reticulosa - Docodermatidae
Carphites plectus n. gen.4 Finks 1960 glass sponge
Trilobita
 Proetida - Phillipsiidae
Anisopyge perannulata2 Shumard 1858 trilobite
Novoameura vitrumons2 Brezinski 1992 trilobite
Delaria antiqua2 Girty 1908 trilobite
Delaria granti2 Brezinski 1992 trilobite
Craniata
 Craniida - Craniidae
Lepidocrania sublamellosa3 Cooper and Grant 1974
Strophomenata
 Strophomenida - Rugosochonetidae
Undulella undulata3 Cooper and Grant 1969
Dyoros (Dyoros) extensus3 Cooper and Grant 1975
Dyoros (Lissosia) concavus3 Cooper and Grant 1975
 Productida - Cooperinidae
Cooperina inexpectata3 Termier et al. 1966
 Productida - Aulostegidae
Rhamnaria kingorum3 Muir-Wood and Cooper 1960
Cactosteges anomalus3 Cooper and Grant 1975
Xenosteges quadratus3 Cooper and Grant 1975
 Productida - Strophalosiidae
 Productida - Cyclacanthariidae
Cyclacantharia kingorum3 Cooper and Grant 1969
 Productida - Lyttoniidae
Collemataria elongata3 Cooper and Grant 1974
 Productida - Paucispiniferidae
Paucispinifera auriculata3 Muir-Wood and Cooper 1960
 Productida - Productellidae
Echinauris lateralis3 Muir-Wood and Cooper 1960
 Productida - Productidae
Yakovlevia hessorum3 Cooper and Grant 1975
 Productida - Echinoconchidae
Waagenoconcha magnifica3 Cooper and Grant 1975
 Productida - Linoproductidae
Grandaurispina kingorum3 Muir-Wood and Cooper 1960
Cancrinella subquadrata3 Cooper and Grant 1975
Megousia definita3 Cooper and Grant 1975
 Orthotetida - Derbyiidae
Derbyia filosa3 Cooper and Grant 1974
Derbyia texta3 Cooper and Grant 1974
 Orthotetida - Meekellidae
Meekella skenoides3 Girty 1908
Rhynchonellata
 Spiriferida - Spiriferellidae
Spiriferella calcarata3 Cooper and Grant 1976
 Spiriferinida - Spiriferellinidae
 Spiriferinida - Paraspiriferinidae
Paraspiriferina setulosa3 Cooper and Grant 1976
 Athyridida - Neoretziidae
Hustedia pugilla3 Cooper and Grant 1976
ssp. pugilla
Thedusia procera3 Cooper and Grant 1976
 Athyridida - Athyrididae
Composita enormis3 Cooper and Grant 1976
 Rhynchonellida - Wellerellidae
Wellerella girtyi3 Cooper and Grant 1976
ssp. girtyi
Phrenophoria subcarinata3 Cooper and Grant 1969
 Rhynchonellida - Allorhynchidae
Allorhynchus permianum3 Stehli 1955
ssp. wordense
Allorhynchus triangulatum3 Cooper and Grant 1976
 Rhynchonellida - Rhynchoporidae
Rhynchopora palumbula3 Cooper and Grant 1976
 Terebratulida - Cryptonellidae
Heterelasma concavum3 Cooper and Grant 1976
 Terebratulida - Notothyrididae
Glossothyropsis rectangulata3 Cooper and Grant 1976
 Terebratulida - Dielasmatidae
Dielasma zebratum3 Cooper and Grant 1976
Dielasma adamanteum3 Cooper and Grant 1976
Bivalvia
 Pectinida - Streblochondriidae
Streblopteria montpelierensis6 Girty 1910 scallop
 Pectinida - Heteropectinidae
Girtypecten sublaqueatus6 Girty 1908 scallop
 Pectinida - Annuliconchidae
Annuliconcha dentata6 Newell and Boyd 1995 scallop
 Pectinida - Pterinopectinidae
Pterinopectinella spinifera6 Newell and Boyd 1995 scallop
 Pectinida - Aviculopectinidae
Obliquipecten granti6 Newell and Boyd 1995 scallop
 Pectinida - Pseudomonotidae
Prospondylus acinetus5 Newell and Boyd 1970 scallop
 Pectinida - Permanomiidae
Permanomia texana5 Newell and Boyd 1970 scallop
 Pectinida - Entoliidae
Pernopecten yini6 Newell and Boyd 1995 scallop
Gastropoda
 Euomphalina - Omphalotrochidae
Babylonites carinatus7 Yochelson 1956 snail
 Euomphalina - Euomphalidae
Discotropis publicus7 Yochelson 1956 snail
 Cyrtoneritida - Orthonychiidae
Orthonychia bowsheri7 Yochelson 1956 snail
 Murchisoniina - Gosseletinidae
Apachella franciscana1 Chronic 1952 snail