LIm-1. Float by radio tower on Bald Knob: Atokan, Ohio

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Pseudozygopleuridae
Hoare and Sturgeon 1980
Bivalvia - Ostreida - Pterineidae
see common names

Geography
Country:United States State/province:Ohio County:Licking
Coordinates: 40.0° North, 82.4° West (view map)
Paleocoordinates:13.4° South, 24.2° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Carboniferous Epoch: Pennsylvanian
10 m.y. bin: Carboniferous 4
Key time interval: Atokan Foram zone:  Fusulinella
Age range of interval: 318.6 - 312.8 m.y. ago
Stratigraphy
Geological group:Allegheny Formation:Pottsville Member:Lower Mercer
Stratigraphic resolution:group of beds
Stratigraphy comments: U. Atokan
Lithology and environment
Primary lithology: lithified "shale"
Secondary lithology:fine,gray lithified "limestone"
Includes fossils?Y
Lithology description: The limestone is dark gray and fine grained
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:OSU
Taxonomic list comments:The associated fauna consists of bivalves, dominated by pectinids, many small marginiferid and spiriferid brachiopods, and a few gastropods, bryozoans, and trilobites.
Metadata
Also known as:Was: Bald Knob, Lower Mercer Unit, Licking
Database number:79379
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2008-03-05 14:05:32 Last modified:2025-02-22 15:12:02
Access level:the public Released:2008-03-05 14:05:32
Creative Commons license:CC0
Reference information

Primary reference:
16010. R. D. Hoare, M. T. Sturgeon, and E.A. Kindt. 1978. New Pennsylvanian bivalves and occurrences of Pseudoconocardium from Ohio and West Virginia. Journal of Paleontology 52(5):1023-1036 [P. Wagner/P. Wagner]

Secondary references:

16000 R. D. Hoare and M. T. Sturgeon. 1980. The Pennsylvanian pseudozygopleurid gastropod genus Gamizyga n. gen. from Ohio and West Virginia. Journal of Paleontology 54(1):159-187 [P. Wagner/P. Wagner/M. Uhen]