USNM726o, Old Word Ranch, Glass Mountains (Permian of the United States)

Where: Texas (30.4° N, 103.2° W: paleocoordinates 1.1° N, 33.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cathedral Mountain Formation, Kungurian (279.3 - 272.3 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 105931: authorized by Matthew Clapham, entered by Matthew Clapham on 27.02.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Productida - Aulostegidae
Chonosteges costellatus1 Cooper and Grant 1975
Chonosteges pulcher1 Cooper and Grant 1975
Chonosteges variabilis1 Cooper and Grant 1975
Rhamnaria tenuispinosa1 Cooper and Grant 1975
Edriosteges multispinosus1 Muir-Wood and Cooper 1960
Xenosteges adherens1 Muir-Wood and Cooper 1960
 Productida - Productellidae
Rugatia paraindica1 McKee 1938
Nudauris linospina1 Cooper and Grant 1975
Echinauris sp.1 Muir-Wood and Cooper 1960
Echinauris venustula1 Cooper and Grant 1975
Echinauris irregularis1 Cooper and Grant 1975
 Productida - Productidae
 Productida - Linoproductidae
Megousia auriculata1 Muir-Wood and Cooper 1960
Holotricharina hirsuta1 Cooper and Grant 1975
 Productida - Lyttoniidae
Eolyttonia chaotica1 Cooper and Grant 1974
Choanodus irregularis1 Cooper and Grant 1974
 Productida - Hercosiidae
Hercosia uddeni1 Bose 1916
Hercosia delicata1 Cooper and Grant 1975
 Orthotetida - Derbyiidae
Derbyia sp.1 Waagen 1884
Derbyia laqueata1 Cooper and Grant 1974
Derbyia complicata1 Cooper and Grant 1974
Derbyia cincinnata1 Cooper and Grant 1974
Derbyia informis1 Cooper and Grant 1974
 Orthotetida - Meekellidae
Meekella calathica1 Cooper and Grant 1974
 Athyridida - Neoretziidae
Hustedia sp.1 Hall and Clarke 1893
Hustedia consuta1 Cooper and Grant 1976
 Athyridida - Athyrididae
Composita sp.1 Brown 1849
Composita imbricata1 Cooper and Grant 1976
 Terebratulida - Cryptonellidae
Heterelasma glansfagea1 Cooper and Grant 1976
Texarina wordensis1 King 1931
 Terebratulida - Notothyrididae
Chondronia bella1 Cooper and Grant 1976
 Terebratulida - Dielasmatidae
Dielasma anterolatum1 Cooper and Grant 1976
Dielasma ellipsoideum1 Cooper and Grant 1976
 Spiriferinida - Spiriferellinidae
Metriolepis sp.1 Cooper and Grant 1976
 Spiriferinida - Reticulariinidae
Reticulariina sp.1 Fredericks 1916
Reticulariina craticula1 Cooper and Grant 1976
 Spiriferida - Trigonotretidae
Lepidospirifer demissus1 Cooper and Grant 1976
Lepidospirifer inferus1 Cooper and Grant 1976
Neospirifer mansuetus1 Cooper and Grant 1976
 Spiriferida - Elythidae
"Neophricadothyris bullata" = Permophricodothyris bullata1
"Neophricadothyris bullata" = Permophricodothyris bullata1 Cooper and Grant 1976
 Rhynchonellida - Pontisiidae
Pontisia stehlii1 Cooper and Grant 1969
ssp. stehlii (C) and tumidosa (R)
 Rhynchonellida - Rhynchoporidae
Rhynchopora hebetata1 Cooper and Grant 1976
 Rhynchonellida - Stenoscismatidae
Stenoscisma sp.1 Conrad 1839
 Orthida - Schizophoriidae
 Craniida - Craniidae
Acanthocrania sp.1 Williams 1943
Acanthocrania magna1 Cooper and Grant 1974
 Pectinida - Chaenocardiidae
Obliquipecten granti4 Newell and Boyd 1995 scallop
 Pectinida - Deltopectinidae
Cyrtorostra varicostata4 Branson 1930 scallop
Eocamptonectes papillatus4 Girty 1909 scallop
 Pectinida - Heteropectinidae
Girtypecten sublaqueatus4 Girty 1909 scallop
 Pectinida - Limipectinidae
Acanthopecten coloradoensis4 Newberry 1861 scallop
 Pectinida - Annuliconchidae
Annuliconcha dentata4 Newell and Boyd 1995 scallop
 Pectinida - Pterinopectinidae
Pterinopectinella spinifera4 Newell and Boyd 1995 scallop
 Pectinida - Permanomiidae
Permanomia texana3 Newell and Boyd 1970 scallop
 Pectinida - Pseudomonotidae
Prospondylus acinetus3 Newell and Boyd 1970 scallop
Pegmavalvula delicata3 Newell and Boyd 1970 scallop
 Goniatitida - Pseudohaloritidae
"Pseudohalorites mapesi n. sp." = Zhonglupuceras mapesi2
"Pseudohalorites mapesi n. sp." = Zhonglupuceras mapesi2 Frest et al. 1981 ammonite
 Goniatitida - Perrinitidae
Perrinites hilli1 Smith 1903 ammonite
 Neoloricata - Lepidopleuridae
"Pterochiton arthurcooperi" = Schematochiton arthurcooperi5
"Pterochiton arthurcooperi" = Schematochiton arthurcooperi5 Smith 1976 chiton