Sohl and Koch OFR # 853: Maastrichtian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Lithophagidae indet.
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| Lithophagid borings | ||||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Crassostrea cortex
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25 specimens | |||||||||
| Crassostrea cortex (Conrad) | ||||||||||
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Bivalvia
- Pectinida
- Anomiidae
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Anomia (Anomia) ornata
Gabb 1876
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15 specimens | |||||||||
| Anomia (Anomia) ornata Gabb | ||||||||||
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unclassified
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Bryozoa indet.
Ehrenberg 1831
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| Bryozoa (encrusting) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Zavala |
| Coordinates: | 29.1° North, 99.9° West (view map) | ||||
| Paleocoordinates: | 35.2° North, 78.7° 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: | Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Escondido | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: Haustator bilira assemblage zone. | |||||
Lithology and environment
| Primary lithology: | lithified calcareous siltstone | ||
| Environment: | estuary/bay | Tectonic setting: | passive margin |
Taphonomy
| Modes of preservation: | body,original calcite |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | USGS |
| Collection method comments: Stephenson collection | |
Metadata
| Also known as: | Nueces River; USGS # 8271 | ||
| Database number: | 4567 | ||
| Authorizer: | M. Kosnik | Enterer: | M. Kosnik |
| Modifier: | M. Manojlovic | Research group: | GCP,marine invertebrate |
| Created: | 1999-08-14 13:00:00 | Last modified: | 2016-08-08 12:24:18 |
| Access level: | the public | Released: | 1999-08-14 13:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 282. | N. F. Sohl and C. F. Koch. 1984. Upper Cretaceous (Maestrichtian) larger invertebrate Fossils from the Haustator bilira Assemblage Zone in the west gulf Coastal Plain. USGS Open File Report 84-687:1-282 [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] |