Sand Creek (Chadron/Nebraska): Chadronian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Entelodontidae
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Archaeotherium crassum
(Marsh 1873)
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"Titanotherium beds on Sand Creek, Sioux County"; if county assignment is correct, this is from a three mile stretch of the river | ||||||||||
Mammalia
- Leptomerycidae
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Leptomeryx evansi
Leidy 1853
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Frick 1937 | |||||||||
CM specimen from "the Titanotherium Beds, Sand Creek" in Sioux County | ||||||||||
Mammalia
- Merycoidodontidae
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Merycoidodon culbertsoni
(Leidy 1848)
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Schultz and Falkenbach 1968 | |||||||||
original and current combination Merycoidodon culbertsonii | ||||||||||
"Merycoidodon culbertsoni browni": "7 mi. N. and 6 mi. W. of Crawford" in Sioux Co.; this is on Sand Creek | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Nebraska | County: | Sioux |
Coordinates: | 42.4° North, 103.8° West (view map) | ||||
Paleocoordinates: | 43.8° North, 95.1° West | ||||
Basis of coordinate: | based on political unit |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
*Period: | Tertiary | ||
Key time interval: | Chadronian | ||
Age range of interval: | 37.00000 - 33.90000 m.y. ago | ||
* legacy (obsolete) database fields |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection excludes: | some genera |
Taxonomic list comments:headwaters about 4 mi S of Toadstool Park, continues E past about 6 mi N of Crawford; runs past multiple Ostrander localities |
Metadata
Database number: | 17018 | ||
Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
Created: | 1995-10-18 00:00:00 | Last modified: | 2002-06-03 03:27:41 |
Access level: | the public | Released: | 1995-10-18 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
2753. | O. A. Peterson. 1909. A revision of the Entelodontidae. Memoirs of the Carnegie Museum 4(3):1-136 [J. Alroy/J. Alroy/J. Marcot] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
6222 | C. Frick. 1937. Horned ruminants of North America. Bulletin of the American Museum of Natural History 69:1-669 [J. Alroy/J. Alroy/M. Uhen] | |
3069 | C. B. Schultz and C. H. Falkenbach. 1968. The Phylogeny of the Oreodonts. Part 1: Merycoidodontinae, Eporeodontinae, and Leptaucheniinae, Three Subfamilies Of Oreodonts, With an Appendix to the Revision Of The Merycoidodontidae, and Part 2. Summary and Conclusions Concerning the Merycoidodontidae. Bulletin of the American Museum of Natural History 139:1-498 [J. Alroy/J. Alroy/J. Marcot] |