Vista: Whitneyan, Colorado

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Carnivora - Canidae
Pseudocynodictis temnodon n. sp. (Wortman and Matthew 1899)
recombined as Mesocyon temnodon
from Castle Rock, see Wang 1994
Mammalia - Perissodactyla - Equidae
Miohippus sp. Marsh 1874
Mammalia - Perissodactyla - Rhinocerotidae
Diceratherium tridactylum (Osborn 1893)
Prothero 2005
"Vista Member, Logan County, Colorado"
Mammalia - Perissodactyla - Hyracodontidae
Hyracodon sp. Leidy 1856
    = Hyracodon leidyanus Troxell 1921
Prothero 1996
Mammalia - Camelidae
Protomeryx campester Matthew 1901
    = Paralabis cedrensis Matthew 1901
Prothero 1996
recombined as Matthewlabis cedrensis
Mammalia - Merycoidodontidae
Leptauchenia decora Leidy 1856
Eporeodon major (Leidy 1853)
recombined as Merycoidodon major
Mammalia - Tayassuidae
Perchoerus nanus (Marsh 1894)
    = Tayassuidae indet. Palmer 1897
Wright 1998
Mammalia - Hypisodontidae
Hypisodus minimus (Cope 1873)
"form B"
Mammalia - Leptomerycidae
Leptomeryx evansi Leidy 1853
Mammalia - Leptochoeridae
Leptochoerus spectabilis Leidy 1856
KU-Col-14: see Edwards 1976a
Mammalia - Proscalopidae
Proscalops miocaenus n. sp. Matthew 1901
(3 measurements)
Mammalia - Rodentia - Cricetidae
Eumys brachyodus Wood 1937
Mammalia - Lagomorpha - Leporidae
Palaeolagus intermedius Matthew 1899
Palaeolagus burkei n. sp. Schlaikjer 1935
see Wood 1940
Mammalia
Peratherium fugax (Cope 1873)
corrected as Herpetotherium fugax
see common names

Geography
Country:United States State/province:Colorado County:Logan
Coordinates: 40.8° North, 103.1° West (view map)
Paleocoordinates:41.8° North, 95.8° West
Basis of coordinate:based on political unit
Time
Period:Paleogene Epoch:Oligocene
Stage:Rupelian 10 m.y. bin:Cenozoic 4
*Period:Tertiary
Key time interval:Whitneyan
Age range of interval:33.30000 - 30.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:White River Member:Vista
Local section:Logan Local bed:5
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection size:15 specimens
Taxonomic list comments:White Marker bed at the base of the member is geochemically and paleomagnetically correlable with the Lower Whitney Ash, making this equivalen to Whitney B: Prothero 1996c
Metadata
Database number:17426
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2002-06-03 03:27:42
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

1570. E. C. Galbreath. 1953. A contribution to the Tertiary geology and paleontology of northeastern Colorado. University of Kansas Paleontological Contributions Vertebrata 4:1-120 [J. Alroy/J. Alroy/J. Marcot]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
28055% 6280D. R. Prothero. 1996. Camelidae. In D. R. Prothero and R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 609-651 [J. Alroy/J. Alroy/J. Marcot]
6272 D. R. Prothero. 1996. Hyracodontidae. In D. R. Prothero and R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 652-663 [J. Alroy/J. Alroy/J. Alroy]
51726 D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
6238 D. B. Wright. 1998. Tayassuidae. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary mammals of North America 389-401 [J. Alroy/J. Alroy/J. Alroy]