Loc. 3, Lovelady: Middle Eocene, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Actinopteri
- Siluriformes
- Ariidae
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Ariidae indet.
Berg 1958
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Reptilia
- Palaeophiidae
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Palaeophis sp.
Owen 1841
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Westgate 2012 | |||||||||
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Reptilia
- Testudines
- Geoemydidae
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Echmatemys sp.
Hay 1906
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Westgate 2012 | |||||||||
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Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
Gray 1825
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Westgate 2012 | |||||||||
| "Trionyx" (=Apalone) sp. | ||||||||||
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Reptilia
- Testudines
- Kinosternoidea
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Dermatemydidae indet.
Baur 1888
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Reptilia
- Crocodylia
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Crocodylia indet.
(Owen 1842)
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Westgate 2012 | |||||||||
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Mammalia
- Anthracotheriidae
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Heptacodon yeguaensis n. sp.
Holroyd 2002
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Chondrichthyes
- Myliobatiformes
- Dasyatidae
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Dasyatidae indet.
Jordan 1888
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Westgate 2012 | |||||||||
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Chondrichthyes
- Rhinopristiformes
- Pristidae
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Pristidae indet.
Bonaparte 1838
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Westgate 2012 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Houston |
| Coordinates: | 31.1° North, 95.4° West (view map) | ||||
| Paleocoordinates: | 32.8° North, 85.3° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| Key time interval: | Middle Eocene | ||
| Age range of interval: | 47.80000 - 37.71000 m.y. ago |
Stratigraphy
| Formation: | Yegua | ||||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: four specimens from the same locality, "stratigraphic position unknown" | |||||
Lithology and environment
| Primary lithology: | not reported |
| Lithology description: none given | |
| Environment: | terrestrial indet. |
| Geology comments: presumably freshwater based on the presence of a catfish and freshwater turtle | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | AMNH |
Metadata
| Database number: | 37559 | ||
| Authorizer: | J. Alroy, P. Holroyd | Enterer: | J. Alroy, P. Holroyd |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 2004-03-16 20:35:59 | Last modified: | 2004-03-16 22:35:59 |
| Access level: | the public | Released: | 2004-03-16 20:35:59 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 10047. | P. A. Holroyd. 2002. New record of Anthracotheriidae (Artiodactyla: Mammalia) from the middle Eocene Yegua Formation (Claiborne Group), Houston County, Texas. Texas Journal of Science 54(4):301-308 [J. Alroy/J. Alroy/P. Holroyd] |
Secondary references:
| 60251 | J. W. Westgate. 2012. Palaeoecology of a primate-friendly, middle Eocene community from Laredo, Texas and a review of stratigraphic occurrences of Paleogene land mammals across the Gulf Coastal Plain, USA. Palaeobiodiversity and Palaeoenvironments 92:497-505 [P. Holroyd/P. Holroyd] |