Sohl and Koch OFR # 822: Maastrichtian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
|
||||||||||
Lithophagidae indet.
|
||||||||||
Lithophagid borings | ||||||||||
Bryozoa indet.
Ehrenberg 1831
|
||||||||||
Bryozoa (encrusting) | ||||||||||
Gastropoda
- Turritellidae
|
||||||||||
Turritella cf. forgemoli
|
3 specimens | |||||||||
Turritella cf. T. forgemoli Coquan - originally entered as "Turritella cf. forgemoli" | ||||||||||
Bivalvia
- Pectinida
- Anomiidae
|
||||||||||
Anomia (Anomia) ornata
Gabb 1876
|
11 specimens | |||||||||
Anomia (Anomia) ornata Gabb | ||||||||||
Bivalvia
- Ostreida
- Ostreidae
|
||||||||||
Crassostrea cortex
|
1 specimen | |||||||||
Crassostrea cortex (Conrad) | ||||||||||
Demospongiae
- Clavulina
- Clionaidae
|
||||||||||
Cliona sp.
|
||||||||||
Clione sp. | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | Medina |
Coordinates: | 29.3° North, 99.2° West (view map) | ||||
Paleocoordinates: | 35.2° North, 77.9° 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: | glauconitic,gray sandstone | ||
Environment: | estuary/bay | Tectonic setting: | passive margin |
Taphonomy
Modes of preservation: | body,original calcite,replaced with 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: | South D ftHanis; USGS # 8272 | ||
Database number: | 4545 | ||
Authorizer: | M. Kosnik | Enterer: | M. Kosnik |
Modifier: | U. Smith | Research group: | GCP,marine invertebrate |
Created: | 1999-08-14 13:00:00 | Last modified: | 2010-10-14 22:53:02 |
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] |