UTBEG 31190 (USNM Collection): Hemingfordian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Mollusca indet.
Linnaeus 1758
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Mammalia
- Perissodactyla
- Equidae
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Parahippus leonensis
Sellards 1916
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Mammalia
- Perissodactyla
- Rhinocerotidae
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Rhinocerotidae indet.
Gray 1821
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Mammalia
- Protoceratidae
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Prosynthetoceras texanus
(Hay 1924)
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Mammalia
- Camelidae
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Floridatragulus sp.
White 1940
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Reptilia
- Serpentes
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Serpentes indet.
Linnaeus 1758
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Reptilia
- Testudines
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Testudines indet.
Batsch 1788
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Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
Gray 1825
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Reptilia
- Crocodylia
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Crocodylia indet.
(Owen 1842)
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Amphibia
- Temnospondyli
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Anura indet.
(Fischer von Waldheim 1813)
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Amphibia
- Temnospondyli
- Batrachosauroididae
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Batrachosauroides dissimulans
Taylor and Hesse 1943
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Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteus sp.
Agassiz 1843
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Actinopteri
- Siluriformes
- Ictaluridae
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Ictaluridae indet.
Gill 1861
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| "catfish, possibly Ameirus" | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | San Jacinto |
| Coordinates: | 30.8° North, 95.2° West (view map) | ||||
| Paleocoordinates: | 31.3° North, 91.6° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Burdigalian | 10 m.y. bin: | Cenozoic 5 |
| Key time interval: | Hemingfordian | ||
| Age range of interval: | 18.50000 - 16.30000 m.y. ago |
Stratigraphy
| Formation: | Oakville | ||||
| Stratigraphy comments: "Oakville Clays of Middle Miocene age" |
Lithology and environment
| Primary lithology: | claystone |
| Lithology description: fossils are from a "'muddy' colloidal clay" but site includes "dirty yellow clays, barite and selenite gypsum crystals, cross-banded fine grained sandstone, pipes of siltstone, calcareous cement" | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | USNM |
| Collection method comments: new collection made by the authors under a grant from Sam Houston State University and reposited in the USNM | |
Metadata
| Database number: | 75945 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
| Created: | 2007-11-06 12:28:47 | Last modified: | 2007-11-06 14:28:47 |
| Access level: | the public | Released: | 2007-11-06 12:28:47 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 6239. | B. Hinderstein and J. Boyce. 1977. The Miocene salamander Batrachosauroides dissimulans (Amphibia, Urodela) from East Texas. Journal of Herpetology 11(3):369-372 [J. Alroy/J. Alroy/J. Alroy] |