Split Rock (UCMP V-77146): Hemingfordian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Peridiomys sp.
Matthew 1924
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= Mioheteromyinae indet.
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Alroy 2002 | ||||||
Mammalia
- Lagomorpha
- Ochotonidae
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Oreolagus nebrascensis
McGrew 1941
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Mammalia
- Lagomorpha
- Leporidae
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Hypolagus sp.
Dice 1917
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= Archaeolaginae indet.
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Alroy 2002 | ||||||
Mammalia
- Rodentia
- Sciuridae
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Miospermophilus wyomingensis
Black 1963
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Protospermophilus kelloggi
Black 1963
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Mammalia
- Rodentia
- Mylagaulidae
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Mesogaulus novellus
(Matthew 1924)
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= Galbreathia novellus
Matthew 1924
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Alroy 2002 | ||||||
Mammalia
- Rodentia
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Proheteromys sp.
Wood 1932
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= Geomyoidea indet.
Bonaparte 1845
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Alroy 2002 | ||||||
Mammalia
- Carnivora
- Canidae
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Tomarctus sp.
Cope 1873
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= Borophaginae indet.
Simpson 1945
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Alroy 2002 | ||||||
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 | ||||||
Mammalia
- Perissodactyla
- Chalicotheriidae
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Tylocephalonyx skinneri
Coombs 1979
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Mammalia
- Merycoidodontidae
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Brachycrus sp.
(Matthew 1901)
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invalid subgroup of Merycochoerus | |||||||
Mammalia
- Antilocapridae
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Merycodus cf. sabulonis
(Matthew and Cook 1909)
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recombined as Cosoryx (Paracosoryx) sabulonis | |||||||
Cosoryx (Paracosoryx) wilsoni
Frick 1937
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= Paracosoryx wilsoni
Frick 1937
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Alroy 2002 | ||||||
original and current combination Cosoryx (Paracosoryx) wilsoni | |||||||
Mammalia
- Camelidae
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Protolabis cf. heterodontus
(Cope 1874)
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Mammalia
- Erinaceidae
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Brachyerix macrotis
Matthew 1933
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Mammalia
- Proscalopidae
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Mesoscalops scopelotemos
Reed 1960
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Reptilia
- Colubridae
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Ameiseophis robinsoni
Holman 1976
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Munthe 1979 | ||||||
Reptilia
- Anguidae
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Gerrhonotus sp.
Wiegmann 1828
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Munthe 1979 | ||||||
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: | 19078 | ||
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] |