Dry Creek Prospect A: Hemingfordian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Perissodactyla
- Equidae
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Anchitherium sp.
von Meyer 1844
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= Anchitheriinae indet.
Leidy 1869
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Alroy 2002 | |||||||||
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= Acritohippus tertius
Osborn 1918
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Mihlbachler et al. 2011 | |||||||||
| original and current combination Merychippus isonesus tertius | ||||||||||
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Archaeohippus sp.
Gidley 1906
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Mammalia
- Perissodactyla
- Rhinocerotidae
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Teleoceras americanum
(Yatkola and Tanner 1979)
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Prothero 2005 | |||||||||
| "Dry Creek Prospect" | ||||||||||
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Aphelops sp.
Owen 1845
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Rhinocerotidae indet.
Gray 1821
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| said to be a new genus | ||||||||||
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= Galushaceras levellorum n. gen., n. sp.
Prothero 2005
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Prothero 2005 | |||||||||
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Mammalia
- Merycoidodontidae
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Brachycrus sp.
(Matthew 1901)
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| invalid subgroup of Merycochoerus | ||||||||||
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Mammalia
- Carnivora
- Canidae
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Cynarctoides cf. acridens
(Barbour and Cook 1914)
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| confirmed by Wang et al. 1999 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Nebraska | County: | Box Butte |
| Coordinates: | 42.2° North, 103.1° West (view map) | ||||
| Paleocoordinates: | 42.9° North, 99.2° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Burdigalian | 10 m.y. bin: | Cenozoic 5 |
| *Period: | Tertiary | ||
| Key time interval: | Hemingfordian | ||
| Age range of interval: | 18.50000 - 16.30000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Box Butte | Member: | Red Valley |
| Local section: | PineR | Local bed: | 17 |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection size: | 53 specimens |
| Taxonomic list comments:"53" specimens | |
Metadata
| Database number: | 17895 | ||
| Authorizer: | J. Alroy, J. Marcot | Enterer: | J. Alroy, J. Marcot | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2002-06-03 03:27:42 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 1583. | T. Galusha. 1975. Stratigraphy of the Box Butte Formation, Nebraska. Bulletin of the American Museum of Natural History 156(1) [J. Alroy/J. Alroy/J. Ju] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 61275 | M. C. Mihlbachler, F. Rivals, N. Solounias and G. M. Semprebon. 2011. Dietary Change and Evolution of Horses in North America. Science 331:1178-1181 [J. Marcot/J. Marcot] | |
| 51726 | D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot] |