Prosser Limestone Pelecypods, Upper Mississippi Valley: Shermanian, Minnesota, Illinois, Iowa
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Grammysiidae
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Cuneamya sp.
Hall and Whitfield 1875
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Bivalvia
- Megalodontida
- Plethocardiidae
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Plethocardia sp.
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Bivalvia
- Modiomorphida
- Modiomorphidae
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Modiolopsis sp.
Hall 1847
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Saffordia sp.
Ulrich 1894
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Prolobella sp.
Ulrich 1894
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Endodesma sp.
Ulrich 1894
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synonym of Cymatonota | |||||||
Orthodesma sp.
Hall and Whitfield 1875
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Modiolodon sp.
Ulrich 1894
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Bivalvia
- Modiomorphida
- Allodesmatidae
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Allodesma sp.
Ulrich 1894
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Bivalvia
- Pholadomyida
- Pholadomyidae
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Rhytimya sp.
Ulrich 1893
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Bivalvia
- Pholadomyida
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Sphenolium sp.
Miller 1889
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Bivalvia
- Lyrodesmatidae
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Lyrodesma sp.
Conrad 1841
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Bivalvia
- Myalinida
- Ambonychiidae
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Cleionychia sp.
Ulrich 1892
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Ambonychiopsis sp.
Isberg 1934
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Bivalvia
- Cyrtodontida
- Cyrtodontidae
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Cyrtodonta sp.
Billings 1858
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Vanuxemia sp.
Billings 1858
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Cyrtodontula sp.
Tomlin 1931
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Matheria sp.
Billings 1858
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Bivalvia
- Nuculanida
- Cucullellidae
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Nuculites sp.
Conrad 1841
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Bivalvia
- Nuculida
- Praenuculidae
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Similodonta sp.
Soot-Ryen 1964
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Bivalvia
- Nuculida
- Cardiolariidae
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Deceptrix sp.
Fuchs 1919
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Bivalvia
- Solemyida
- Ctenodontidae
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Ctenodonta sp.
Salter 1852
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see common names |
Geography
Country: | United States | State/province: | Minnesota, Illinois, Iowa |
Coordinates: | 42.5° North, 91.0° West (view map) | ||
Paleocoordinates: | 20.7° South, 63.5° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | basin |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
10 m.y. bin: | Ordovician 4-5 | ||
*Period: | Middle Ordovician - Late/Upper Ordovician | *Local age/stage: | Shermanian |
Key time interval: | Shermanian | ||
Age range of interval: | 457.00000 - 449.80000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Prosser Limestone |
Stratigraphic resolution: | formation |
Lithology and environment
Primary lithology: | "limestone" |
Includes fossils? | Y |
Environment: | carbonate indet. |
Geology comments: Environmental call by T. Hanson. |
Taphonomy
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | species names |
Collection methods: | survey of museum collection |
Reason for describing collection: | biostratigraphic analysis |
Collection method comments: "Where possible, stratigraphic information is taken from museum labels; where this is not possible, it is taken from Bassler (1915)." |
Metadata
Database number: | 23552 | ||
Authorizer: | S. Holland | Enterer: | T. Hanson |
Modifier: | S. Holland | Research group: | marine invertebrate |
Created: | 2002-07-16 14:57:13 | Last modified: | 2004-10-22 11:58:29 |
Access level: | the public | Released: | 2002-07-16 14:57:13 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
6733. | J., J.r. Pojeta. 1987. Ordovician pelecypods from the Upper Mississippi Valley. In R. E. Sloan (ed.), Middle and Late Ordovician lithostratigraphy and biostratigraphy of the Upper Mississippi Valley: Minnesota Geological Survey Report of Investigations 35 182-182 [S. Holland/T. Hanson/P. Wagner] |