Wellsch Valley: Irvingtonian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Perissodactyla
- Equidae
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Equus pacificus
Leidy 1868
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synonym of Equus (Hesperohippus) mexicanus | ||||||||||
Equus complicatus
Leidy 1858
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Mammalia
- Tayassuidae
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Platygonus ? bicalcaratus
Cope 1893
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nomen dubium belonging to Platygonus | ||||||||||
Mammalia
- Bovidae
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? Euceratherium sp.
Furlong and Sinclair 1904
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Mammalia
- Antilocapridae
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? Tetrameryx sp.
Lull 1921
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Mammalia
- Camelidae
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Camelops sp.
Leidy 1854
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possibly C. minidokae: Barendregt et al. 1991 | ||||||||||
Mammalia
- Carnivora
- Felidae
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Lynx cf. rufus
(Schreber 1777)
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Mammalia
- Carnivora
- Canidae
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Borophagus diversidens
Cope 1892
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= Caninae indet.
Gill 1872
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Wang et al. 1999 | |||||||||
= Xenocyon lycaonoides
Kretzoi 1938
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Tedford et al. 2009 | |||||||||
"Reported as ‘‘Bor- ophagus diversidens’’ by C.S. Churcher in Barendregt et al. (1991) and in previous contributions on the Wellsch Valley Fauna cited in that work." | ||||||||||
Mammalia
- Lagomorpha
- Leporidae
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Hypolagus limnetus
Gazin 1934
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= Hypolagus vetus
Kellogg 1910
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Barendregt et al. 1991 | |||||||||
= Hypolagus sp.
Dice 1917
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Alroy 2002 | |||||||||
Mammalia
- Rodentia
- Sciuridae
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Spermophilus sp.
Cuvier 1825
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either "Citellus" cf. richardsoni or "C." cf. rexroadensis according to Barendregt et al. 1991 | ||||||||||
Cynomys cf. meadensis
Hibbard 1956
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= Cynomys sp.
Rafinesque 1817
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Goodwin 1995 | |||||||||
may not even represent Cynomys | ||||||||||
Mammalia
- Rodentia
- Geomyidae
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Thomomys talpoides
(Richardson 1828)
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Mammalia
- Rodentia
- Cricetidae
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Synaptomys kansasensis
Hibbard 1952
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= Mictomys kansasensis
Hibbard 1952
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Alroy 2002 | |||||||||
Microtus paroperarius
Hibbard 1944
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Allophaiomys sp.
Kormos 1932
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= Allophaiomys pliocaenicus
Kormos 1932
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Repenning and Grady 1988 | |||||||||
Pliophenacomys osborni
Martin 1972
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= Microtinae indet.
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Alroy 2002 | |||||||||
status unclear in light of Zakrzewski 1984; this appears to be "Phenacomys" of Repenning 1992, which could be Hibbardomys | ||||||||||
? Oryzomys sp.
Baird 1857
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Mammalia
- Proboscidea
- Elephantidae
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Mammuthus hayi
(Barbour 1915)
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"M. imperator haroldcooki or M. meridionalis" | ||||||||||
Mammalia
- Megalonychidae
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? Megalonyx sp.
Harlan 1825
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see common names |
Geography
Country: | Canada | State/province: | Saskatchewan |
Coordinates: | 50.7° North, 107.9° West (view map) | ||
Paleocoordinates: | 50.7° North, 107.7° West | ||
Basis of coordinate: | based on nearby landmark |
Time
Period: | Quaternary | Epoch: | Pleistocene |
10 m.y. bin: | Cenozoic 6 | ||
Key time interval: | Irvingtonian | ||
Age range of interval: | 1.40000 - 0.21000 m.y. ago |
Stratigraphy
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: fauna is from Unit II, Unit III, and Unit IV age based on Barendregt et al. 1991; section goes from reversed to normal and fauna is clearly Irvingtonian |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Metadata
Database number: | 20563 | ||
Authorizer: | J. Alroy, J. Marcot | Enterer: | J. Alroy, J. Marcot |
Modifier: | J. Alroy | Research group: | vertebrate |
Created: | 1993-02-18 00:00:00 | Last modified: | 2003-09-01 20:02:22 |
Access level: | the public | Released: | 1993-02-18 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] | |
9072 | 5% 18860 | R. W. Barendregt, F. F. Thomas, E. Irving, J. Baker, A. M. Stalker and C. S. Churcher. 1991. Stratigraphy and paleomagnetism of the Jaw Face section, Wellsch Valley site, Saskatchewan. Canadian Journal of Earth Sciences 28:1353-1364 [J. Alroy/J. Alroy/J. Head] |
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] | |
2875 | C. A. Repenning and F. Grady. 1988. The microtine rodents of the Cheetah Room fauna, Hamilton Cave, West Virginia, and the spontaneous origin of Synaptomys. United States Geological Survey Bulletin 1853(4):1-32 [J. Alroy/J. Alroy/J. Ju] | |
52058 | R. H. Tedford, X. Wang, and B. E. Taylor. 2009. Phylogenetic Systematics of the North American Fossil Caninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 325:1-218 [J. Marcot/J. Marcot/G. Lloyd] | |
3558 | X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy] |