West of Elk Mountain: Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Coryphodontidae
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Coryphodon radians
(Cope 1872)
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said to be "C. anthracoideus" by Lucas 1998b | ||||||||||
Coryphodon molestus
(Cope 1874)
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= Coryphodon armatus
Cope 1872
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Lucas 1998 | |||||||||
Mammalia
- Esthonychidae
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Esthonyx cf. bisulcatus
Cope 1874
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= Esthonyx spatularius
Cope 1880
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Gingerich and Gunnell 1979 | |||||||||
Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus cf. miticulus
(Cope 1874)
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= Hyopsodus sp.
Leidy 1870
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Alroy 2002 | |||||||||
Mammalia
- Macroscelidea
- Apheliscidae
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Haplomylus speirianus
(Cope 1880)
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Mammalia
- Acreodi
- Mesonychidae
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Pachyaena gracilis
Matthew and Granger 1915
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Mammalia
- Phenacodontidae
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Meniscotherium sp.
Cope 1874
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= Meniscotherium chamense
Cope 1874
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Williamson and Lucas 1992 | |||||||||
Phenacodus cf. vortmani
(Cope 1880)
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Mammalia
- Perissodactyla
- Palaeotheriidae
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Hyracotherium cf. angustidens
(Cope 1875)
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= Hyracotherium sp.
Owen 1841
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Alroy 2002 | |||||||||
Mammalia
- Diacodexeidae
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Diacodexis cf. metsiacus
(Cope 1882)
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= Diacodexis sp.
Cope 1882
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Alroy 2002 | |||||||||
Mammalia
- Viverravidae
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Didymictis protenus
(Cope 1874)
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= Didymictis sp.
Cope 1875
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Alroy 2002 | |||||||||
Mammalia
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Vassacyon cf. promicrodon
(Wortman and Matthew 1899)
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Mammalia
- Creodonta
- Hyaenodontidae
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Sinopa cf. multicuspis
(Cope 1875)
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= Prototomus cf. secundarius
Cope 1875
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Alroy 2002 | |||||||||
Sinopa cf. strenua
(Cope 1875)
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= Tritemnodon cf. strenuus
Cope 1875
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Alroy 2002 | |||||||||
Mammalia
- Rodentia
- Ischyromyidae
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Paramys excavatus
Loomis 1907
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Mammalia
- Primates
- Notharctidae
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Pelycodus cf. trigonodus
Matthew 1915
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= Cantius cf. frugivorus
Cope 1875
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Alroy 2002 | |||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Lincoln |
Coordinates: | 41.8° North, 110.7° West (view map) | ||||
Paleocoordinates: | 46.9° North, 94.4° West | ||||
Basis of coordinate: | based on political unit |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
*Period: | Tertiary | ||
Key time interval: | Wasatchian | ||
Age range of interval: | 54.90000 - 50.50000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Taxonomic list comments:low in the local section and shown as beneath Fossil Butte in a figure multiple localities along four miles of strike; southernmost is in sec 30 T 20N R 119W |
Metadata
Database number: | 15889 | ||
Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
Created: | 1993-02-18 00:00:00 | Last modified: | 2002-06-03 03:27:40 |
Access level: | the public | Released: | 1993-02-18 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
1616. | C. L. Gazin. 1962. A Further Study Of The Lower Eocene Mammalian Faunas Of Southwestern Wyoming. Smithsonian Miscellaneous Collections 144(1):1-98 [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] | |
1668 | P. D. Gingerich and G. F. Gunnell. 1979. Systematics and Evolution of the Genus Esthonyx (Mammalia, Tillodontia) in the Early Eocene of North America. Contributions from the Museum of Paleontology, University of Michigan 25(7):125-153 [J. Alroy/J. Alroy/P. Mannion] | |
6280 | S. G. Lucas. 1998. Fossil mammals and the Paleocene/Eocene series boundary in Europe, North America, and Asia. In M.-P. Aubry, S. G. Lucas and W. A. Berggren (eds.), Late Paleocene–Early Eocene Biotic and Climatic Events in the Marine and Terrestrial Records 451-500 [J. Alroy/J. Alroy/M. Uhen] | |
3647 | T. E. Williamson and S. G. Lucas. 1992. Meniscotherium (Mammalia, "Condylarthra) from the Paleocene-Eocene of Western North America). New Mex Museum of Natural History Science Bulletin 1:1-75 [J. Alroy/J. Alroy/M. Uhen] |