Big Red Horizon (TMM 40205): Duchesnean, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Perissodactyla
- Equidae
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Mesohippus texanus
McGrew 1971
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Mammalia
- Agriochoeridae
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Protoreodon pumilus
(Marsh 1875)
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Wilson 1971 | ||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | Presidio |
Coordinates: | 29.9° North, 104.2° West (view map) | ||||
Paleocoordinates: | 31.6° North, 95.9° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Bartonian | 10 m.y. bin: | Cenozoic 3 |
*Period: | Tertiary | ||
Key time interval: | Duchesnean | ||
Age range of interval: | 40.40000 - 37.20000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Chambers Tuff | ||
Local section: | Vieja | Local bed: | 4 |
Local order: | bottom to top |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection excludes: | some genera |
Museum repositories: | TMM |
Taxonomic list comments:"5 to approximately 50 feet above the base of the Chambers Tuff" = Big Red Horizon: Wilson 1971a |
Metadata
Also known as: | Porvenir L.F. (in part) | ||
Database number: | 16831 | ||
Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
Created: | 1994-07-26 00:00:00 | Last modified: | 2002-06-03 03:27:41 |
Access level: | the public | Released: | 1994-07-26 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
2524. | P. O. McGrew. 1971. Epihippus from the Vieja Group, Trans-Pecos Texas. Pearce-Sellards Series 18 [J. Alroy/J. Alroy/J. Ju] |
Secondary references:
3661 | J. A. Wilson. 1971. Early Tertiary vertebrate faunas, Vieja Group. Trans-Pecos Texas: Agriochoeridae and Merycoidodontidae. Texas Memorial Museum Bulletin 18:1-83 [J. Alroy/J. Alroy/J. Alroy] |