Ten Bits Ranch, north of Study Butte: Middle Campanian - Late/Upper Campanian, Texas
collected 2005
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Testudines
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Chupacabrachelys complexus n. gen., n. sp.
Lehman and Wick 2010
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TMM 45606–1 - holotype - skull, lower jaw, a nearly complete shell (missing anterior end of nuchal and first through third peripherals on the right side), atlas and parts of three cervical vertebrae, first through fifth thoracic vertebrae, 10 caudal vertebrae, both scapulae and coracoids, right humerus, both ulnae, right radius, three metacarpals, both innominates, six metatarsals, right astragalus, seven phalanges (limb and position uncertain), and eight ungual phalanges | ||||||||||
Reptilia
- Caenagnathidae
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Caenagnathidae indet.
Sternberg 1940
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Wick et al. 2023 | |||||||||
TxVP 45908-6 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | Brewster |
Coordinates: | 29.4° North, 103.5° West (view map) | ||||
Paleocoordinates: | 35.9° North, 77.0° West | ||||
Basis of coordinate: | based on nearby landmark |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Middle Campanian - Late/Upper Campanian | ||
Age range of interval: | 83.50000 - 70.60000 m.y. ago |
Stratigraphy
Formation: | Aguja | Member: | Upper Shale | ||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: base of the upper shale member, about 1 m above the top of the Terlingua Creek sandstone |
Lithology and environment
Primary lithology: | "cross stratification",very fine carbonaceous sandstone |
Includes fossils? | Y |
Lithology description: Very fine-grained cross-laminated sandstone bed with thin discontinuous layers of carbonaceous clay | |
Environment: | coastal indet. |
Geology comments: coastal environment - brackish water habitat |
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: | TMM | Collection dates: | 2005 |
Metadata
Also known as: | Chupacabrachelys complexus type, TMM 45606 | ||
Database number: | 115413 | ||
Authorizer: | P. Mannion | Enterer: | P. Mannion |
Modifier: | P. Mannion | ||
Created: | 2011-09-02 00:01:11 | Last modified: | 2023-11-17 10:50:50 |
Access level: | the public | Released: | 2011-09-02 00:01:11 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
37368. | T. M. Lehman and S. L. Wick. 2010. Chupacabrachelys complexus, n. gen. n. sp. (Testudines: Bothremydidae), from the Aguja Formation (Campanian) of West Texas. Journal of Vertebrate Paleontology 30(6):1709-1725 [P. Mannion/P. Mannion] |
Secondary references:
82039 | S. L. Wick, T. M. Lehman, and J. D. Fortner. 2023. New caenagnathid (Theropoda: Oviraptorosauria) dinosaur specimens from middle and upper Campanian strata of West Texas. Geobios [M. Carrano/M. Carrano/P. Mannion] |