UW V-47001: Middle Chadronian - Late/Upper Chadronian, Colorado

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Perissodactyla - Rhinocerotidae
Rhinocerotidae indet. Gray 1821
Mammalia - Perissodactyla - Brontotheriidae
Megacerops sp. Leidy 1870
Mammalia - Perissodactyla - Equidae
Mesohippus sp. Marsh 1875
Mammalia - Entelodontidae
Archaeotherium sp. Leidy 1850
Mammalia - Protoceratidae
Poabromylus sp. Peterson 1932
Pseudoprotoceras longinaris Cook 1934
Mammalia - Leptomerycidae
Leptomeryx speciosus Lambe 1908
Mammalia - Merycoidodontidae
Bathygenys alpha Douglass 1902
Mammalia - Carnivora - Canidae
Hesperocyon cf. gregarius (Cope 1873)
Mammalia - Rodentia - Cylindrodontidae
Cylindrodon sp. Douglass 1902
Mammalia - Rodentia - Ischyromyidae
Ischyromys sp. Leidy 1856
Mammalia - Rodentia - Eomyidae
Paradjidaumo trilophus (Cope 1873)
recombined as Adjidaumo trilophus
Mammalia - Rodentia - Aplodontidae
Pelycomys sp. Galbreath 1953
Mammalia - Lagomorpha - Leporidae
Megalagus brachyodon (Matthew 1903)
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]