Elk Creek (170 m): Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Rodentia
- Ischyromyidae
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Paramys cf. copei
Loomis 1907
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Mammalia
- Primates
- Microsyopidae
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Haplomylus speirianus
(Cope 1880)
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recombined as Microsyops speirianus | ||||||||||
Mammalia
- Primates
- Notharctidae
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Pelycodus sp.
Cope 1875
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= Cantius sp.
Simons 1962
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Alroy 2002 | |||||||||
"mckennai/trigonodus" | ||||||||||
Mammalia
- Primates
- Omomyidae
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Tetonius matthewi
Bown and Rose 1987
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Bown and Rose 1987 | |||||||||
Y-389 | ||||||||||
Mammalia
- Perissodactyla
- Equidae
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Hyracotherium aemulor
Gingerich 1991
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recombined as Arenahippus aemulor | ||||||||||
"H. sp. 2" | ||||||||||
Mammalia
- Diacodexeidae
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Diacodexis metsiacus
(Cope 1882)
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= Diacodexis sp.
Cope 1882
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Alroy 2002 | |||||||||
Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena gulo
Matthew and Granger 1915
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Gunnell and Gingerich 1991 | |||||||||
at YM 389 | ||||||||||
Mammalia
- Creodonta
- Hyaenodontidae
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Prototomus sp.
Cope 1874
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"1" | ||||||||||
Arfia opisthotoma
(Matthew 1901)
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= Arfia shoshoniensis
Matthew and Granger 1915
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Gingerich and Deutsch 1989 | |||||||||
at YM 389 | ||||||||||
Mammalia
- Viverravidae
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Didymictis leptomylus
Cope 1880
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Mammalia
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Miacis exiguus
Matthew and Granger 1915
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= Miacis sp.
Cope 1872
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Alroy 2002 | |||||||||
Mammalia
- Metacheiromyidae
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Palaeanodon ignavus
Matthew 1918
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Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus sp.
Leidy 1870
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"loomisi/minor" | ||||||||||
Mammalia
- Coryphodontidae
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Coryphodon sp.
(Owen 1845)
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original and current combination Lophiodon (Coryphodon) | ||||||||||
"1" | ||||||||||
Mammalia
- Esthonychidae
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Esthonyx spatularius
Cope 1880
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see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Big Horn |
Coordinates: | 44.5° North, 108.0° West (view map) | ||||
Paleocoordinates: | 49.2° North, 90.8° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
*Period: | Tertiary | ||
Key time interval: | Wasatchian | ||
Age range of interval: | 55.80000 - 50.30000 m.y. ago | ||
* legacy (obsolete) database fields |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Reason for describing collection: | biostratigraphic analysis |
Metadata
Also known as: | YPM 89, 91, 389 | ||
Database number: | 15513 | ||
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:
3021. | D. M. Schankler. 1980. Faunal Zonation of the Willwood Formation in the Central Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 24:99-114 [J. Alroy/J. Alroy/M. Uhen] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
1123 | T. M. Bown and K. D. Rose. 1987. Patterns of Dental Evolution in Early Eocene Anaptomorphine Primates (Omomyidae) from the Bighorn Basin, Wyoming. Paleontological Society Memoir 23:1-162 [J. Alroy/J. Alroy/J. Ju] | |
1666 | P. D. Gingerich and H. A. Deutsch. 1989. Systematics and Evolution of Early Eocene Hyaenodontidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 27(13):327-391 [J. Alroy/J. Alroy/J. Marcot] | |
1745 | G. F. Gunnell and P. D. Gingerich. 1991. Systematics and Evolution of Late Paleocene and Early Eocene Oxyaenidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(7):141-180 [J. Alroy/J. Alroy/J. Marcot] |