Sohl 063: Late/Upper Maastrichtian, Mississippi
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Ostreida
- Gryphaeidae
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Exogyra costata
(Say 1820)
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| original and current combination Exogyra (Exogyra) costata | ||||||||||
| Exogyra costata Say | ||||||||||
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Bivalvia
- Ostreida
- Flemingostreidae
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Ambigostrea tecticosta
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| Ostrea tecticosta Gabb | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Mississippi | County: | Chickasaw |
| Coordinates: | 33.9° North, 89.0° West (view map) | ||||
| Paleocoordinates: | 37.5° North, 66.5° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| *Period: | Late/Upper Cretaceous | *Epoch: | Senonian |
| Key time interval: | Late/Upper Maastrichtian | Ammonoid zone: | Discoscaphites conradi |
| Age range of interval: | 72.10000 - 66.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Prairie Bluff |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | silty lime mudstone |
| Lithology description: Chalk, blue-gray, silty, clayey; fossiliferous. phosphatic internal molds of mollusks | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection excludes: | all microfossils |
| Reason for describing collection: | paleoecologic analysis |
| Collection method comments: N.F. Sohl 1951 | |
Metadata
| Also known as: | Roadcut 2.25 miles (airline) NE of Houlka, Chickasaw Co., Miss. | ||
| Database number: | 7598 | ||
| Authorizer: | M. Kosnik | Enterer: | M. Kosnik |
| Modifier: | L. Eccles | Research group: | GCP,marine invertebrate |
| Created: | 2000-07-18 12:00:01 | Last modified: | 2010-11-09 08:48:51 |
| Access level: | the public | Released: | 2000-07-18 12:00:01 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 463. | N. F. Sohl. 1960. Archeogastropoda, Mesogastropoda and stratigraphy of the Ripley, Owl Creek, and Prairie Bluff Formations. US Geological Survey Professional Paper 331:1-151 [M. Kosnik/M. Kosnik] |
Secondary references:
| 29915 | J. A. Sessa, T. J. Bralower, M. E. Patzkowsky, J. C. Handley, and L. C. Ivany. 2012. Environmental and biological controls on the diversity and ecology of Late Cretaceous through early Paleogene marine ecosystems in the US Gulf Coastal Plain. Paleobiology 38(2):218-239 [M. Patzkowsky/J. Sessa/J. Sessa] |