Nerud's Thrasher Quarry: Geringian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Rodentia
- Heteromyidae
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Proheteromys fedti
Macdonald 1963
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recombined as Proharrymys fedti | ||||||||||
Mammalia
- Rodentia
- Castoridae
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Castoridae indet.
Gray 1821
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said to be new | ||||||||||
Palaeocastor nebrascensis
(Leidy 1856)
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= Palaeocastor sp.
Leidy 1869
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Alroy 2002 | |||||||||
see Xu 1996 | ||||||||||
Mammalia
- Rodentia
- Cricetidae
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Geringia mcgregori
(Macdonald 1970)
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"C" | ||||||||||
Leidymys blacki
(Macdonald 1963)
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Mammalia
- Proscalopidae
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Proscalops tertius
Reed 1961
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Mammalia
- Groeberida
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Peratherium spindleri
Macdonald 1963
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= Herpetotherium youngi
McGrew 1937
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Alroy 2002 | |||||||||
Reptilia
- Boidae
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Calamagras platyspondyla
Holman 1976
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Holman 1976 | 7 specimens | ||||||||
Reptilia
- Aniliidae
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Anilioides nebraskensis
Holman 1976
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Holman 1976 | 11 specimens | ||||||||
see common names |
Geography
Country: | United States | State/province: | Nebraska | County: | Morrill |
Coordinates: | 41.7° North, 103.1° West (view map) | ||||
Paleocoordinates: | 42.5° North, 96.6° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Oligocene |
10 m.y. bin: | Cenozoic 4 | ||
*Period: | Tertiary | ||
Key time interval: | Geringian | ||
Age range of interval: | 30.80000 - 26.30000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Metadata
Also known as: | Mo-104, in part | ||
Database number: | 17566 | ||
Authorizer: | J. Alroy, J. Head | Enterer: | J. Alroy, J. Head | Research group: | vertebrate |
Created: | 2002-05-15 00:00:00 | Last modified: | 2002-06-03 03:27:42 |
Access level: | the public | Released: | 2002-05-15 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
3345. | C. C. Swisher. 1982. Stratigraphy and biostratigraphy of the eastern portion of the Wildcat Ridge, western Nebraska. 1-172 [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] | |
14759 | J. A. Holman. 1976. Snakes from the Rosebud Formation (Middle Miocene) of South Dakota. Herpetologica 32:41-48 [J. Head/J. Head] |