Split Rock (UCMP V-77147): Hemingfordian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Crotalidae
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cf. Crotalinae indet.
Oppel 1811
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Munthe 1979 | |||||||||
| spelled with current rank as Crotalidae | ||||||||||
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Reptilia
- Anguidae
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Gerrhonotus sp.
Wiegmann 1828
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Munthe 1979 | |||||||||
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Mammalia
- Carnivora
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Carnivora indet.
Bowdich 1821
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Mammalia
- Carnivora
- Mustelidae
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Mustelidae indet.
Fischer 1817
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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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Mammalia
- Merycoidodontidae
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Brachycrus sweetwaterensis
Schultz and Falkenbach 1940
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| synonym of Brachycrus laticeps | ||||||||||
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Mammalia
- Camelidae
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Protolabis cf. heterodontus
(Cope 1874)
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Mammalia
- Proscalopidae
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Mesoscalops scopelotemos
Reed 1960
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Mammalia
- Erinaceidae
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Brachyerix macrotis
Matthew 1933
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Mammalia
- Lagomorpha
- Ochotonidae
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Oreolagus nebrascensis
McGrew 1941
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Mammalia
- Rodentia
- Mylagaulidae
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Mesogaulus vetus
(Matthew 1924)
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| recombined as Alphagaulus vetus | ||||||||||
| confirmed by Korth 2000d | ||||||||||
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Mesogaulus novellus
(Matthew 1924)
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| recombined as Galbreathia novellus | ||||||||||
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Mammalia
- Rodentia
- Sciuridae
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Miospermophilus wyomingensis
Black 1963
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Mammalia
- Rodentia
- Heteromyidae
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Harrymys irvini
Munthe 1988
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Fremont |
| Coordinates: | 43.2° North, 108.2° West (view map) | ||||
| Paleocoordinates: | 44.0° North, 104.3° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Burdigalian | 10 m.y. bin: | Cenozoic 5 |
| *Period: | Late/Upper Tertiary | *Local age/stage: | Hemingfordian |
| Key time interval: | Hemingfordian | ||
| Age range of interval: | 18.50000 - 16.30000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Arikaree |
Lithology and environment
| Environment: | eolian indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | UCMP |
Metadata
| Database number: | 19079 | ||
| Authorizer: | J. Alroy, P. Holroyd | Enterer: | J. Alroy, P. Holroyd | Research group: | vertebrate |
| Created: | 1993-09-27 00:00:00 | Last modified: | 2002-09-23 23:00:47 |
| Access level: | the public | Released: | 1993-09-27 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 2634. | 5% 16780 | J. Munthe. 1988. Miocene mammals of the Split Rock area, Granite Mountains basin, central Wyoming. University of California Publications in Geological Sciences 126:1-136 [J. Alroy/J. Alroy/J. Alroy] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 64367 | J. Munthe. 1979. Summary of Miocene vertebrate fossils of the Granite Mountains Basin, central Wyoming. Contributions to Geology, University of Wyoming 18(1):33-46 [P. Holroyd/P. Holroyd] |