Spirit Mound: Clarendonian, South Dakota
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Allomys sp.
Marsh 1877
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= Allomyinae indet.
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Alroy 2002 | |||||||||
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Mammalia
- Proboscidea
- Gomphotheriidae
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Gomphotheriidae indet.
Hay 1922
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Mammalia
- Carnivora
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Carnivora indet.
Bowdich 1821
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Mammalia
- Perissodactyla
- Equidae
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Merychippus sp.
Leidy 1856
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= Equinae indet.
Steinmann and Döderlein 1890
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Alroy 2002 | |||||||||
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Pseudhipparion gratum
(Leidy 1869)
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| new species of Tabrum | ||||||||||
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Neohipparion cf. occidentale
(Leidy 1856)
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= Hippotherium sp.
Kaup 1832
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Alroy 2002 | |||||||||
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Pliohippus cf. lullianus
Troxell 1916
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= Pliohippus cf. pernix
Marsh 1874
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Alroy 2002 | |||||||||
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Mammalia
- Perissodactyla
- Rhinocerotidae
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? Aphelops sp.
Owen 1845
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Mammalia
- Camelidae
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Camelidae indet.
Gray 1821
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Mammalia
- Rodentia
- Sciuridae
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Tamias sp.
Illinger 1811
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= Tamiini indet.
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Alroy 2002 | |||||||||
| synonym of Marmotini | ||||||||||
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Mammalia
- Rodentia
- Castoridae
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Eucastor dividerus
Stirton 1935
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| recombined as Prodipoides dividerus | ||||||||||
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Mammalia
- Rodentia
- Geomyidae
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Lignimus hibbardi
Storer 1973
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= Phelosaccomys aff. hibbardi
Storer 1973
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Alroy 2002 | |||||||||
| recombined as Parapliosaccomys hibbardi | ||||||||||
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Mammalia
- Rodentia
- Heteromyidae
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? Perognathinae indet.
Coues 1875
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | South Dakota | County: | Todd |
| Coordinates: | 43.2° North, 100.7° West (view map) | ||||
| Paleocoordinates: | 43.6° North, 98.1° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5-6 | ||
| *Period: | Tertiary | ||
| Key time interval: | Clarendonian | ||
| Age range of interval: | 12.50000 - 9.40000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Museum repositories: | SDSM |
Metadata
| Also known as: | SDSM V-691 | ||
| Database number: | 18406 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 1992-08-05 00:00:00 | Last modified: | 2009-12-20 13:08:20 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 3356. | A. Tabrum. 1981. A contribution to the mammalian paleontology of the Ogallala group of South-Central South Dakota. M.S. thesis [J. Alroy/J. Alroy/B. Allen] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] |