TX 7440A-Young Co., Texas: Virgilian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata - Productida - Productellidae
Retaria lasallensis (Worthen 1873)
recombined as Kutorginella lasallensis
Antiquatonia sp. Miloradovich 1945
Strophomenata - Productida - Echinoconchidae
Juresania nebrascensis (Owen 1852)
recombined as Parajuresania nebrascensis
Strophomenata - Strophomenida - Rugosochonetidae
Lissochonetes geinitzianus (Waagen 1884)
Rhynchonellata - Spiriferida - Elythidae
Phricodothyris perplexa (McChesney 1859)
recombined as Condrathyris perplexa
Rhynchonellata - Spiriferida - Ambocoeliidae
Crurithyris planoconvexa (Shumard 1855)
Rhynchonellata - Athyridida - Athyrididae
Composita subtilita (Hall 1852)
Rhynchonellata - Athyridida - Neoretziidae
Hustedia mormoni (Marcou 1858)
Bivalvia - Nuculanida - Sareptidae
Paleyoldia glabra (Beede and Rogers 1898)
originally entered as "Palaeyoldia glabra"
Bivalvia - Nuculanida - Malletiidae
Palaeoneilo taffiana
Bivalvia - Nuculanida - Polidevciidae
Phestia bellistriata
Bivalvia - Ostreida - Pinnidae
Aviculopinna sp. Meek 1864
Bivalvia - Carditida - Astartidae
Astartella concentrica (Conrad 1842)
see common names

Geography
Country:United States State/province:Texas County:Young
Coordinates: 33.0° North, 98.7° West (view map)
Paleocoordinates:5.7° South, 32.9° West
Basis of coordinate:based on nearby landmark
Time
Period:Carboniferous Epoch:Pennsylvanian
Stage:Gzhelian 10 m.y. bin:Carboniferous 5
Key time interval:Virgilian
Age range of interval:303.70000 - 298.90000 m.y. ago
Stratigraphy
Formation:Graham
Stratigraphy comments: fossiliferous zone 20 to 40 feet above Bunger ls mbr
Lithology and environment
Primary lithology: "shale"
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Taxonomic list comments:age assignment based on formation name
Metadata
Database number:1132
Authorizer:T. Olszewski, M. Patzkowsky Enterer:T. Olszewski
Modifier:J. Alroy Research group:marine invertebrate
Created:1999-03-12 10:45:59 Last modified:2005-05-10 13:41:04
Access level:the public Released:2000-11-20 13:53:11
Creative Commons license:CC BY
Reference information

Primary reference:

34. W. Lee, C.O. Nickell, J.S. Williams and L.G. Henbest. 1938. Stratigraphic and Paleontologic Studies of the Pennsylvanian and Permian Rocks in North-Central Texas. The University of Texas Publication 3801:1-252 [M. Patzkowsky/M. Patzkowsky/P. Wagner]