TX 7550-Young Co., Texas: Virgilian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata - Productida - Linoproductidae
Linoproductus prattenianus (Norwood and Pratten 1855)
Strophomenata - Productida - Echinoconchidae
Juresania nebrascensis (Owen 1852)
recombined as Parajuresania nebrascensis
? Echinaria sp.
originally entered as "Echinaria? sp."
Strophomenata - Productida - Productellidae
Retaria lasallensis (Worthen 1873)
recombined as Kutorginella lasallensis
Rhynchonellata - Spiriferinida - Punctospiriferidae
Punctospirifer kentuckyensis (Shumard 1855)
recombined as Punctospirifer kentuckensis
Rhynchonellata - Rhynchonellida - Wellerellidae
Wellerella osagensis (Shumard and Swallow 1858)
Rhynchonellata - Athyridida - Neoretziidae
Hustedia mormoni (Marcou 1858)
Rhynchonellata - Spiriferida - Ambocoeliidae
Crurithyris planoconvexa (Shumard 1855)
Rhynchonellata - Terebratulida - Dielasmatidae
Beecheria bovidens (Morton 1836)
recombined as Dielasma bovidens
Lingulata - Lingulida - Discinidae
Orbiculoidea sp. d'Orbigny 1847
"sp. A" - originally entered as "Orbiculoidea sp. A"
Orbiculoidea sp. d'Orbigny 1847
"sp. B" - originally entered as "Orbiculoidea sp. B"
Orbiculoidea missouriensis (Shumard 1858)
Craniata - Craniida - Craniidae
Crania modesta White and St. John 1867
recombined as Petrocrania modesta
Bivalvia - Nuculanida - Polidevciidae
Phestia bellistriata
Bivalvia - Nuculida - Nuculidae
Nuculopsis anodontoides (Meek 1871)
recombined as Economolopsis anodontoides
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 Co.
Coordinates: 33.1° North, 98.6° West (view map)
Paleocoordinates:5.7° South, 32.8° 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 Member:Wayland
Stratigraphy comments: thin No.9 limestone of post-Bunger cycle No.9 and associated shale
Lithology and environment
Primary lithology: "carbonate"
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Taxonomic list comments:age assignment based on formation name
Metadata
Database number:1101
Authorizer:T. Olszewski, M. Patzkowsky Enterer:T. Olszewski
Modifier:J. Alroy Research group:marine invertebrate
Created:1999-03-12 07:59:31 Last modified:2005-05-10 13:41:04
Access level:the public Released:2000-11-20 13:53:10
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]