Medicine Hat Unit XIII: Late Pleistocene, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Megalonychidae
? Megalonyx sp. Harlan 1825
Mammalia - Proboscidea - Elephantidae
Mammuthus columbi (Falconer 1857)
Mammalia - Carnivora - Felidae
Lynx canadensis (Kerr 1792)
Felis atrox Leidy 1853
"Felis leo atrox"
Mammalia - Carnivora - Canidae
Canis lupus Linnaeus 1758
Vulpes vulpes (Linnaeus 1758)
Mammalia - Carnivora - Procyonidae
Procyon lotor (Linnaeus 1758)
Mammalia - Carnivora - Mustelidae
Mustela nigripes (Audubon and Bachman 1851)
OK according to Anderson et al. 1986
Mammalia - Perissodactyla - Equidae
Amerhippus sp. Hoffstetter 1950
    = Equus sp. Linnaeus 1758
Alroy 2002
Equus conversidens Owen 1869
Equus niobrarensis Hay 1913
Mammalia - Camelidae
Camelops hesternus (Leidy 1873)
Hemiauchenia sp. Gervais and Ameghino 1880
Mammalia - Cervidae
Rangifer sp. Hamilton-Smith 1827
small
Rangifer tarandus (Linnaeus 1758)
Odocoileus cf. virginianus (Zimmermann 1780)
Cervus canadensis Erxleben 1777
? Cervalces sp. Scott 1885
Mammalia - Antilocapridae
Antilocapra cf. americana (Ord 1815)
Mammalia - Bovidae
Bison cf. latifrons (Harlan 1825)
Ovis canadensis Shaw 1804
Mammalia - Lagomorpha - Leporidae
Sylvilagus floridanus (Allen 1890)
Lepus cf. townsendii Bachman 1839
Mammalia - Rodentia - Erethizontidae
Erethizon dorsatum (Linnaeus 1758)
Mammalia - Rodentia - Geomyidae
Thomomys talpoides (Richardson 1828)
Mammalia - Rodentia - Sciuridae
Cynomys cf. leucurus Merriam 1890
    = Cynomys niobrarius Hay 1921
Goodwin 1995
Citellus richardsonii (Sabine 1822)
Mammalia - Rodentia - Cricetidae
Microtus sp. Schrank 1798
Ondatra zibethicus (Linnaeus 1766)
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 50.1° North, 110.7° West (view map)
Paleocoordinates:50.1° North, 110.5° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Quaternary Epoch: Pleistocene
Stage: Late Pleistocene 10 m.y. bin: Cenozoic 6
*Local age/stage:Sangamonian
Key time interval: Late Pleistocene
Age range of interval: 0.129 - 0.0117 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Local section:MdHat Local bed:13
Local order:bottom to top
Stratigraphy comments: said to be Sangamonian
Lithology and environment
Environment:terrestrial indet.
Glacial or sequence phase:interglacial
Taphonomy
Modes of preservation:body
Collection methods and comments
Taxonomic list comments:overlies Unit VII
major Medicine Hat localities include Evil-smelling Bluff, Island Bluff, Mitchell Bluff, and Surprize Bluff
Harington 1990 reports U-series dates of 0.074 +/- 0.005 and 0.076 +/- 0.005 Ma
although Nothrotheriops is not listed by Churcher, Akersten and McDonald 1991 detail an argument that such a record for the "Rancholabrean" of Medicine Hat was based on probosidean and equid material
Metadata
Database number:20615
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:J. Alroy Research group:vertebrate
Created:1995-03-26 00:00:00 Last modified:2007-09-17 17:46:40
Access level:the public Released:1995-03-26 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
1200. C. S. Churcher. 1984. In W. C. Mahaney (ed.), Correlation of Quaternary Chronologies [J. Alroy/J. Alroy]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1685 H. T. Goodwin. 1995. Systematic revision of fossil prairie dogs with descriptions of two new species. University of Kansas Natural History Museum Miscellaneous Publications 86:1-38 [J. Alroy/J. Alroy/M. Uhen]