Double U Ranch, SE of Post: Norian, Texas
collected by E. Shedd 1989
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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cf. Procoelosaurus sp.
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Martz 2008 | |||||||||
| TTU P-10777, vertebra | ||||||||||
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Reptilia
- Procolophonidae
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Libognathus sheddi n. gen., n. sp.
Small 1997
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1 individual | |||||||||
| DMNH 20491 (type) | ||||||||||
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Reptilia
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||||||||||
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cf. Rioarribasuchus sp.
Lucas et al. 2006
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Martz 2008 | |||||||||
| TTU P-10449, osteoderms and ribs | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Garza |
| Coordinates: | 33.2° North, 101.4° West (view map) | ||||
| Paleocoordinates: | 7.9° North, 41.5° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | hand sample |
Time
| Period: | Triassic | Epoch: | Late/Upper Triassic |
| Stage: | Norian | 10 m.y. bin: | Triassic 4 |
| Key time interval: | Norian | ||
| Age range of interval: | 227.00000 - 208.50000 m.y. ago |
Stratigraphy
| Geological group: | Dockum | Formation: | Cooper Canyon |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | not reported | ||
| Environment: | terrestrial indet. | Tectonic setting: | cratonic basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Articulated whole bodies: | none |
Collection methods and comments
| Collection methods: | surface (in situ),survey of museum collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | DMNH | ||
| Collectors: | E. Shedd | Collection dates: | 1989 |
Metadata
| Database number: | 79947 | ||
| Authorizer: | J. Mueller, B. Gee | Enterer: | J. Dummasch, B. Gee |
| Modifier: | R. Butler | Research group: | vertebrate |
| Created: | 2008-03-28 06:30:03 | Last modified: | 2013-10-09 08:12:55 |
| Access level: | authorizer only | Released: | 2011-03-28 06:30:03 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 26869. | B.J. Small. 1997. A new procolophonid from the Upper Triasic of Texas, with a description of tooth replacement and implantation. Journal of Vertebrate Paleontology 17(4):674-678 [J. Mueller/J. Dummasch] |
Secondary references:
| 29602 | J. W. Martz. 2008. Lithostratigraphy, chemostratigraphy, and vertebrate biostratigraphy of the Dockum Group (Upper Triassic), of southern Garza County, West Texas. Unpublished PhD thesis, Texas Tech University. 1-504 [R. Butler/R. Butler/R. Butler] |