USNM726d, 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

• small collection-level geographic resolution

When: Road Canyon Formation, Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: slope; 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 101807: authorized by Matthew Clapham, entered by Matthew Clapham on 03.01.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Craniida - Craniidae
Lepidocrania tardispinosa3 Cooper and Grant 1974
 Orthotetida - Meekellidae
Meekella calathica3 Cooper and Grant 1974
 Orthotetida - Derbyiidae
Derbyia sp.3 Waagen 1884
Derbyia laqueata3 Cooper and Grant 1974
Derbyia complicata3 Cooper and Grant 1974
Derbyia cincinnata3 Cooper and Grant 1974
Derbyia informis3 Cooper and Grant 1974
 Orthotetida - Schuchertellidae
Bothrostegium sp.3 Cooper and Grant 1974
Bothrostegium derbyoideum3 Cooper and Grant 1974
 Productida - Linoproductidae
Holotricharina sparsa3 Cooper and Grant 1975
Megousia auriculata3 Muir-Wood and Cooper 1960
 Productida - Monticuliferidae
Compressoproductus "sp. 1"3 Sarytcheva 1960
Compressoproductus acuminatus3 Cooper and Grant 1975
 Productida - Productellidae
Echinauris sp.3 Muir-Wood and Cooper 1960
Echinauris bella3 Cooper and Grant 1975
Echinauris lappacea3 Cooper and Grant 1975
Spinarella perfecta3 Cooper and Grant 1975
 Productida - Productidae
Yakovlevia sulcata3 Cooper and Grant 1975
Peniculauris costata3 Cooper and Grant 1975
Kochiproductus sp.3 Dunbar 1955
 Productida -
Simplicarina incompta3 Cooper and Grant 1975
Rhytisia rugosa3 Cooper and Grant 1975
 Productida - Paucispiniferidae
Paucispinifera sulcata3 Cooper and Grant 1975
Liosotella costata3 Cooper and Grant 1975
 Productida - Echinoconchidae
Waagenoconcha convexa3 Cooper and Grant 1975
 Productida - Strophalosiidae
Heteralosia sp.3 King 1938
 Productida - Aulostegidae
Edriosteges multispinosus3 Muir-Wood and Cooper 1960
Edriosteges compactus3 Cooper and Grant 1975
Xenosteges magnus3 Cooper and Grant 1975
Rhamnaria tenuispinosa3 Cooper and Grant 1975
Rhamnaria vinnula3 Cooper and Grant 1975
 Productida - Cooperinidae
Cooperina subcuneata3 Cooper and Grant 1975
 Productida - Rugosochonetidae
Chonetinetes angustisulcatus3 Cooper and Grant 1975
Dyoros (Dyoros) angulatus3 Cooper and Grant 1975
Dyoros (Dyoros) transversus3 Cooper and Grant 1975
Dyoros (Lissosia) parvus3 Cooper and Grant 1975
Leurosina sp.3 Cooper and Grant 1975
 Productida - Lyttoniidae
Collemataria batilliformis3 Cooper and Grant 1974
Eolyttonia chaotica3 Cooper and Grant 1974
Eolyttonia parviconica3 Cooper and Grant 1974
Coscinophora magnifica3 Cooper and Grant 1974
 Productida - Cyclacanthariidae
Cyclacantharia transitoria3 Cooper and Grant 1975
 Orthida - Schizophoriidae
 Spiriferida - Elythidae
"Neophricadothyris sp." = Phricodothyris3, Neophricadothyris crassibecca3
"Neophricadothyris sp." = Phricodothyris3 George 1932
Neophricadothyris crassibecca3 Cooper and Grant 1976
 Spiriferida - Trigonotretidae
Neospirifer bakeri3 King 1931
ssp. bakeri
Neospirifer formulosus3 Cooper and Grant 1976
 Spiriferida - Strophopleuridae
 Spiriferida - Ambocoeliidae
Crurithyris sp.3 George 1931
 Rhynchonellida - Paranorellidae
Paranorella "sp. 5"3 Cloud 1944
 Rhynchonellida - Rhynchoporidae
Rhynchopora hebetata3 Cooper and Grant 1976
 Rhynchonellida - Petasmatheridae
Petasmatherus nitidus3 Cooper and Grant 1976
 Rhynchonellida - Pontisiidae
Anteridocus seminudus3 Cooper and Grant 1976
 Athyridida - Neoretziidae
Hustedia sp.3 Hall and Clarke 1893
Hustedia consuta3 Cooper and Grant 1976
Thedusia mesocostata3 Cooper and Grant 1976
 Athyridida - Athyrididae
Composita sp.3 Brown 1849
Cleiothyridina nana3 Cooper and Grant 1976
 Terebratulida - Cryptonellidae
Texarina wordensis3 King 1931
Texarina parallela3 Cooper and Grant 1976
 Terebratulida - Dielasmatidae
Dielasma sp.3 King 1856
Dielasma bellulum3 Cooper and Grant 1976
Dielasma ellipsoideum3 Cooper and Grant 1976
 Spiriferinida - Spiriferellinidae
Metriolepis ziczac3 Cooper and Grant 1976
 Spiriferinida - Paraspiriferinidae
Paraspiriferina cellulana3 Cooper and Grant 1976
 Spiriferinida - Reticulariinidae
Reticulariina pristina3 Cooper and Grant 1976
 Pleurotomariida - Eotomariidae
"Glabrocingulum (Glabrocingulum) texanum" = Glabrocingulum texanum1
"Glabrocingulum (Glabrocingulum) texanum" = Glabrocingulum texanum1 Batten 1989 snail
 Neoloricata - Gryphochitonidae
"Helminthochiton girtyi n. sp." = Gryphochiton girtyi4, Chauliochiton knighti n. gen.4
"Helminthochiton girtyi n. sp." = Gryphochiton girtyi4 Hoare and Smith 1984 chiton
Chauliochiton knighti n. gen.4 Hoare and Smith 1984 chiton
 Neoloricata - Lepidopleuridae
Lekiskochiton fornicis n. gen. n. sp.4
Lekiskochiton fornicis n. gen. n. sp.4 Hoare and Smith 1984 chiton
 Neoloricata - Leptochitonidae
Pterochiton newelli n. sp.9 Smith 1976 chiton
 Myalinida - Myalinidae
Myalina lamellosa5 McRoberts and Newell 2005 clam
 Pectinida -
Paleowaagia cf. cooperi6 Newell and Boyd 1970 scallop
 Pectinida - Streblochondriidae
Eocamptonectes papillatus8 Girty 1908 scallop
 Pectinida - Aviculopectinidae
Obliquipecten granti8 Newell and Boyd 1995 scallop
 Pectinida - Pseudomonotidae
Prospondylus acinetus6 Newell and Boyd 1970 scallop
Pegmavalvula gloveri6 Newell and Boyd 1970 scallop
 Pectinida - Deltopectinidae
Cyrtorostra varicostata8 Branson 1930 scallop
 Pectinida - Annuliconchidae
Annuliconcha dentata8 Newell and Boyd 1995 scallop
 Pectinida - Heteropectinidae
Girtypecten sublaqueatus8 Girty 1908 scallop
 Trigoniida - Costatoriidae
Procostatoria cooperi7 Newell and Boyd 1975 clam
 Trigoniida - Schizodidae
Heteroschizodus macomoides7 Newell and Boyd 1975 clam
 Proetida - Phillipsiidae
Vidria vespa2 Weller 1944 trilobite
Delaria granti2 Brezinski 1992 trilobite
Delaria brevis2 Brezinski 1992 trilobite
Delaria antiqua2 Girty 1908 trilobite
Delaria westexensis2 Brezinski 1992 trilobite