Sohl and Koch OFR # 78: Late/Upper Maastrichtian, Mississippi
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Xenophoridae
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Xenophora leprosa
(Morton 1834)
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1 specimen | |||||||||
recombined as Xenophora (Endoptygma) leprosa | ||||||||||
Xenophora leprosa (Morton) | ||||||||||
Gastropoda
- Neogastropoda
- Fasciolariidae
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? Drilluta sp.
Wade 1916
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1 specimen | |||||||||
Drilluta ? sp. - originally entered as "Drilluta ? sp." | ||||||||||
Gastropoda
- Naticidae
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Gyrodes petrosus
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1 specimen | |||||||||
Gyrodes petrosus (Morton) | ||||||||||
Cephalopoda
- Belemnitida
- Belemnitellidae
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Belemnitella americana
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1 specimen | |||||||||
Belemnitella americana (Morton) | ||||||||||
Bivalvia
- Ostreida
- Gryphaeidae
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Exogyra costata
(Say 1820)
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7 specimens | |||||||||
original and current combination Exogyra (Exogyra) costata | ||||||||||
Exogyra costata Say | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Mississippi | County: | Clay |
Coordinates: | 33.6° North, 88.9° West (view map) | ||||
Paleocoordinates: | 37.2° North, 66.5° West | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
*Period: | Late/Upper Cretaceous | *Epoch: | Late/Upper Senonian |
*International age/stage: | Middle - Late/Upper Maastrichtian | ||
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 | Member: | middle | ||
Stratigraphic resolution: | member | ||||
Stratigraphy comments: Haustator bilira assemblage zone |
Lithology and environment
Primary lithology: | glauconitic,gray sandy claystone | ||
Environment: | marine indet. | Tectonic setting: | passive margin |
Taphonomy
Modes of preservation: | body,original calcite |
Size of fossils: | mesofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | paleoecologic analysis |
Museum repositories: | USGS |
Collection method comments: Stephenson collection |
Metadata
Also known as: | NE Cedar Bluff; USGS # 6861 | ||
Database number: | 4153 | ||
Authorizer: | M. Kosnik | Enterer: | M. Kosnik |
Modifier: | L. Eccles | Research group: | GCP,marine invertebrate |
Created: | 1999-08-14 13:00:00 | Last modified: | 2010-11-10 19:18:40 |
Access level: | the public | Released: | 1999-08-14 13:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
283. | N. F. Sohl and C. F. Koch. 1983. Upper Cretaceous (Maestrichtian) Mollusca from the Haustator bilira Assemblage Zone in the East Gulf Coastal Plain. USGS Open File Report 83-451:1-239 [M. Kosnik/M. Kosnik/M. Uhen] |
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] |