USNM710z, Road Canyon Formation, Hill 4910, Glass Mountains: Roadian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata
- Orthotetida
- Meekellidae
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Meekella calathica
Cooper and Grant 1974
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Cooper and Grant 1977 | VR category | ||||||||
Strophomenata
- Productida
- Linoproductidae
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Holotricharina sparsa
Cooper and Grant 1975
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Cooper and Grant 1977 | VR category | ||||||||
Megousia auriculata
Muir-Wood and Cooper 1960
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Cooper and Grant 1977 | A category | ||||||||
Strophomenata
- Productida
- Echinoconchidae
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Waagenoconcha platys
Cooper and Grant 1975
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Cooper and Grant 1977 | R category | ||||||||
Strophomenata
- Productida
- Productellidae
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Kutorginella sullivanensis
(King 1931)
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Cooper and Grant 1977 | VR category | ||||||||
recombined as Retaria sullivanensis | ||||||||||
Echinauris sp.
Muir-Wood and Cooper 1960
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Cooper and Grant 1977 | VR category | ||||||||
Echinauris bella
Cooper and Grant 1975
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Cooper and Grant 1977 | R category | ||||||||
Strophomenata
- Productida
- Aulostegidae
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Rhamnaria vinnula
Cooper and Grant 1975
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Cooper and Grant 1977 | VR category | ||||||||
Strophomenata
- Strophomenida
- Rugosochonetidae
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Dyoros (Dyoros) angulatus
Cooper and Grant 1975
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Cooper and Grant 1977 | R category | ||||||||
(1 measurement) | ||||||||||
Dyoros (Dyoros) transversus
Cooper and Grant 1975
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Cooper and Grant 1977 | R category | ||||||||
Rhynchonellata
- Rhynchonellida
- Rhynchoporidae
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Rhynchopora sphenoides
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Rhynchonellida
- Stenoscismatidae
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Stenoscisma camurum
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Rhynchonellida
- Petasmatheridae
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Petasmatherus pumilus
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Terebratulida
- Cryptonellidae
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Heterelasma glansfagea
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Terebratulida
- Dielasmatidae
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Dielasma bellulum
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Athyridida
- Athyrididae
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Composita crassa
Cooper and Grant 1976
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Cooper and Grant 1977 | R category | ||||||||
Rhynchonellata
- Athyridida
- Neoretziidae
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Hustedia connorsi
Cooper and Grant 1976
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Cooper and Grant 1977 | R category | ||||||||
Rhynchonellata
- Spiriferida
- Elythidae
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Neophricadothyris crassibecca
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Spiriferida
- Spiriferellidae
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Spiriferella sp.
(Tschernyschew 1902)
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Cooper and Grant 1977 | VR category | ||||||||
Rhynchonellata
- Spiriferida
- Trigonotretidae
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Neospirifer bakeri
(King 1931)
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Cooper and Grant 1977 | VR category | ||||||||
original and current combination Spirifer (Neospirifer) bakeri | ||||||||||
ssp. bakeri | ||||||||||
Rhynchonellata
- Spiriferinida
- Reticulariinidae
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Reticulariina pristina
Cooper and Grant 1976
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Cooper and Grant 1977 | VR category | ||||||||
Bivalvia
- Pectinida
- Deltopectinidae
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Cyrtorostra varicostata
Branson 1930
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Newell and Boyd 1995 | |||||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | Brewster |
Coordinates: | 30.3° North, 103.3° West (view map) | ||||
Paleocoordinates: | 1.4° North, 33.3° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Permian | Epoch: | Guadalupian |
Stage: | Roadian | 10 m.y. bin: | Permian 3 |
Key time interval: | Roadian | ||
Age range of interval: | 273.01000 - 266.90000 m.y. ago |
Stratigraphy
Formation: | Road Canyon |
Stratigraphic resolution: | group of beds |
Lithology and environment
Primary lithology: | "limestone" |
Environment: | slope |
Geology comments: Road Canyon Formation records largely slope and basinal deposition. |
Taphonomy
Modes of preservation: | body,replaced with silica |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | bulk,chemical,field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | USNM |
Taxonomic list comments:A variety of papers list the brachiopods, nearly all gastropods, most bivalves (except primarily Paleotaxodonts), trilobites, chitons, siliceous sponges, rugose corals (only from Gaptank and Asselian/Sakmarian formations). |
Metadata
Database number: | 44242 | ||
Authorizer: | D. Bottjer, M. Clapham | Enterer: | M. Clapham |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2004-09-06 15:00:10 | Last modified: | 2004-09-06 18:00:10 |
Access level: | the public | Released: | 2004-09-06 15:00:10 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11454. | 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] |
Secondary references:
11407 | G. A. Cooper and R. E. Grant. 1977. Permian Brachiopods of West Texas, VI. Smithsonian Contributions to Paleobiology 32:3161-3370 [T. Olszewski/K. Tracy/M. Clapham] | |
11472 | N. D. Newell and D.W. Boyd. 1995. Pectinoid bivalves of the Permian-Triassic crisis. Bulletin of the American Museum of Natural History 227:1-95 [D. Bottjer/M. Clapham/M. Clapham] |