USNM728q, Seven Heart Gap: Capitanian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata - Orthotetida - Derbyiidae
Derbyia sp. Waagen 1884
Cooper and Grant 1977 VR category
Strophomenata - Orthotetida - Schuchertellidae
Tropidelasma gregarium (Girty 1908)
Cooper and Grant 1977 R category
Strophomenata - Orthotetida - Meekellidae
Geyerella americana Girty 1908
Cooper and Grant 1977 VR category
Ombonia guadalupensis (Girty 1908)
Cooper and Grant 1977 VR category
Strophomenata - Productida - Aulostegidae
Xenosteges umbonatus Cooper and Grant 1975
Cooper and Grant 1977 VR category
Strophomenata - Productida - Cyclacanthariidae
Sestropoma cribriferum Cooper and Grant 1969
Cooper and Grant 1977 R category
Rhynchonellata - Athyridida - Neoretziidae
Thedusia trigonalis (Girty 1908)
Cooper and Grant 1977 VR category
Thedusia ventricosa Cooper and Grant 1976
Cooper and Grant 1977 VR category
Hustedia rupinata Cooper and Grant 1976
Cooper and Grant 1977 R category
Rhynchonellata - Athyridida - Athyrididae
Composita affinis Girty 1908
Cooper and Grant 1977 VR category
Rhynchonellata - Spiriferinida - Spiriferellinidae
Metriolepis nabis Cooper and Grant 1976
Cooper and Grant 1977 VR category
Crenispirifer myllus Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Spiriferinida - Paraspiriferinidae
Paraspiriferina billingsi (Shumard 1858)
Cooper and Grant 1977 VR category
Rhynchonellata - Spiriferida - Martiniidae
Martinia rhomboidalis Girty 1908
Cooper and Grant 1977 C category
Rhynchonellata - Spiriferida - Spiriferellidae
Spiriferella sulcifer (Shumard 1858)
Cooper and Grant 1977 VR category
Eliva inflata Cooper and Grant 1976
Cooper and Grant 1977 VR category
recombined as Aequalicosta inflata
Rhynchonellata - Rhynchonellida - Pontisiidae
Anteridocus swallovianus (Shumard 1859)
Cooper and Grant 1977 VR category
Rhynchonellata - Rhynchonellida - Allorhynchidae
Deltarina magnicostata Cooper and Grant 1976
Cooper and Grant 1977 VR category
Rhynchonellata - Terebratulida - Notothyrididae
Timorina ovata (Girty 1908)
Cooper and Grant 1977 VR category
Rhynchonellata - Terebratulida - Cryptonellidae
Heterelasma shumardianum Girty 1908
Cooper and Grant 1977 VR category
Rhynchonellata - Terebratulida - Dielasmatidae
Plectelasma guadalupense (Girty 1908)
Cooper and Grant 1977 VR category
Dielasma sulcatum Girty 1908
Cooper and Grant 1977 VR category
see common names

Geography
Country:United States State/province:Texas
Coordinates: 31.3° North, 104.5° West (view map)
Paleocoordinates:3.4° North, 33.4° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Permian Epoch:Guadalupian
Stage:Capitanian 10 m.y. bin:Permian 4
Key time interval:Capitanian
Age range of interval:264.28000 - 259.51000 m.y. ago
Stratigraphy
Formation:Bell Canyon Member:Lamar
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified "limestone"
Environment:slope
Taphonomy
Modes of preservation:body,replaced with silica
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:105993
Authorizer:M. Clapham Enterer:M. Clapham
Research group:marine invertebrate
Created:2011-02-28 14:45:20 Last modified:2013-11-25 13:02:06
Access level:the public Released:2011-02-28 14:45:20
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]