UW V-47001: Middle Chadronian - Late/Upper Chadronian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Lagomorpha
- Leporidae
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Megalagus brachyodon
(Matthew 1903)
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Mammalia
- Rodentia
- Cylindrodontidae
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Cylindrodon sp.
Douglass 1902
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Mammalia
- Rodentia
- Aplodontidae
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Pelycomys sp.
Galbreath 1953
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Mammalia
- Rodentia
- Eomyidae
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Paradjidaumo trilophus
(Cope 1873)
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recombined as Adjidaumo trilophus | |||||||
Mammalia
- Rodentia
- Ischyromyidae
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Ischyromys sp.
Leidy 1856
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Mammalia
- Carnivora
- Canidae
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Hesperocyon cf. gregarius
(Cope 1873)
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Mammalia
- Perissodactyla
- Equidae
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Mesohippus sp.
Marsh 1875
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Mammalia
- Perissodactyla
- Brontotheriidae
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Megacerops sp.
Leidy 1870
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Mammalia
- Perissodactyla
- Rhinocerotidae
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Rhinocerotidae indet.
Gray 1821
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Mammalia
- Entelodontidae
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Archaeotherium sp.
Leidy 1850
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Mammalia
- Merycoidodontidae
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Bathygenys alpha
Douglass 1902
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Mammalia
- Leptomerycidae
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Leptomeryx speciosus
Lambe 1908
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Mammalia
- Protoceratidae
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Poabromylus sp.
Peterson 1932
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Pseudoprotoceras longinaris
Cook 1934
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see common names |
Geography
Country: | United States | State/province: | Colorado | County: | Jackson |
Coordinates: | 41.0° North, 106.2° West (view map) | ||||
Paleocoordinates: | 42.5° North, 97.7° West | ||||
Basis of coordinate: | estimated from map | ||||
Altitude: | 2500 meters |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
Key time interval: | Middle Chadronian - Late/Upper Chadronian | ||
Age range of interval: | 37.00000 - 33.90000 m.y. ago |
Stratigraphy
Formation: | White River |
Lithology and environment
Primary lithology: | tuffaceous siltstone |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | surface (float) |
Reason for describing collection: | taxonomic analysis |
Metadata
Also known as: | UCM 77224, UCM 81015; Kings Canyon Fauna | ||
Database number: | 156988 | ||
Authorizer: | J. Marcot | Enterer: | J. Marcot |
Modifier: | P. Holroyd | ||
Created: | 2014-06-03 14:20:45 | Last modified: | 2018-03-20 01:53:56 |
Access level: | the public | Released: | 2014-06-03 14:20:45 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
51442. | K. J. Lloyd and J. J. Eberle. 2012. A late Eocene (Chadronian) mammalian fauna from the White River Formation in Kings Canyon, northern Colorado. Rocky Mountain Geology 47(2):113-132 [J. Marcot/J. Marcot] |
Secondary references:
42130 | J. B. Knight. 1953. Gastropoda. Permian fauna at El Antimonio, western Sonora, Mexico. Smithsonian Miscellaneous Collections 119(2):83-90 [M. Clapham/M. Clapham] |