LSUMG 747, Rattlesnake Mountain: Late/Upper Campanian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Theropoda
- Ornithomimidae
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Ornithomimidae indet.
Marsh 1890
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3 specimens | |||||||||
| LSUMG 747:19948, 17768-17769 | ||||||||||
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Reptilia
- Theropoda
- Dromaeosauridae
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Saurornitholestes sp.
Sues 1978
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1 specimen | |||||||||
| LSUMG 747:8282 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Brewster |
| Coordinates: | 29.2° North, 103.6° West (view map) | ||||
| Paleocoordinates: | 35.7° North, 77.1° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Late/Upper Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
| Formation: | Aguja | Member: | Upper Shale | ||
| Local section: | Purple Hill | Local bed: | 3.5 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: upper part of formation; bed is about 1.5 m thick | |||||
Lithology and environment
| Primary lithology: | paleosol/pedogenic,nodular,gray muddy sandstone |
| Includes fossils? | Y |
| Lithology description: "medium-dark grey (N4), muddy sandstones, with abundant clay balls, pedogenic carbonate nodules" | |
| Environment: | "channel" |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | concentrated |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection methods: | surface (float),surface (in situ),field collection |
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Also known as: | VL-747 | ||
| Database number: | 109657 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2011-05-20 03:50:41 | Last modified: | 2021-02-26 11:18:36 |
| Access level: | the public | Released: | 2011-05-20 03:50:41 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 36226. | ETE | J. T. Sankey. 2010. Faunal composition and significance of high-diversity, mixed bonebeds containing Agujaceratops mariscalensis and other dinosaurs, Aguja Formation (Upper Cretaceous), Big Bend, Texas. In M. J. Ryan, B. J. Chinnery-Allgeier, D. A. Eberth (eds.), New Perspectives on Horned Dinosaurs: The Royal Tyrrell Museum Ceratopsian Symposium. Indiana University Press, Bloomington 520-537 [M. Carrano/M. Carrano] |