Locality FA - Diplocaulus Site: Leonardian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Sphenacodontidae
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Dimetrodon gigashomogenes
Case 1907
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Olson 1958 | |||||||||
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Reptilia
- Captorhinidae
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Captorhinikos chozaensis
Olson 1954
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1 individual | |||||||||
| CNHM UR 100 | ||||||||||
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Amphibia
- Diplocaulidae
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Diplocaulus recurvatus
Olson 1952
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Olson 1958 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Foard |
| Coordinates: | 33.8° North, 99.6° West (view map) | ||||
| Paleocoordinates: | 2.2° North, 29.0° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Cisuralian |
| 10 m.y. bin: | Permian 2 | ||
| Key time interval: | Leonardian | ||
| Age range of interval: | 286.1 - 273.01 m.y. ago |
Stratigraphy
| Geological group: | Clear Fork | Formation: | Choza | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: "top of lower part of Choza Formation" | |||||
Lithology and environment
| Primary lithology: | fine siltstone | ||
| Secondary lithology: | medium siltstone | ||
| Includes fossils? | Y | ||
| Includes fossils? | Y | ||
| Lithology description: "The specimens occur in fine-grained siltstones that were formed in a series of small channels. Lateral to the channels are somewhat coarser siltstones, in Which a few non-aquatic animals are preserved." (Olson, 1956 p. 317) | |||
| Environment: | "channel" | Tectonic setting: | foreland basin |
Taphonomy
| Modes of preservation: | body,mold/impression |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Abundance in sediment: | abundant |
| Articulated whole bodies: | none |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 85362 | ||
| Authorizer: | J. Mueller, R. Butler | Enterer: | T. Liebrecht, E. Dunne | Research group: | vertebrate |
| Created: | 2008-12-16 10:47:41 | Last modified: | 2008-12-16 12:47:41 |
| Access level: | authorizer only | Released: | 2011-12-16 10:47:41 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 26907. | ETE | E. C. Olson. 1954. Fauna of the Vale and Choza: 9. Captorhinomorpha. Fieldiana: Geology 10(19):211-218 [M. Carrano/M. Carrano] |
Secondary references:
| 58444 | E. C. Olson. 1958. Fauna of the Vale and Choza: Summary, Review, and Integration of the Geology and the Faunas. Fieldiana Geology 10(32):397-448 [R. Butler/E. Dunne] |