Elk Creek (90 m): Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Leptictidae
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Prodiacodon tauricinerei
(Jepsen 1930)
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Mammalia
- Coryphodontidae
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Coryphodon sp.
(Owen 1845)
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| original and current combination Lophiodon (Coryphodon) | ||||||||||
| "2" | ||||||||||
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Mammalia
- Esthonychidae
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Esthonyx spatularius
Cope 1880
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Mammalia
- Macroscelidea
- Apheliscidae
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Haplomylus speirianus
(Cope 1880)
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Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus sp.
Leidy 1870
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| "loomisi/minor" | ||||||||||
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Mammalia
- Acreodi
- Mesonychidae
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Pachyaena ossifraga
Cope 1874
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Mammalia
- Creodonta
- Hyaenodontidae
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Arfia opisthotoma
(Matthew 1901)
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= Arfia sp.
Van Valen 1965
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Alroy 2002 | |||||||||
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Prototomus sp.
Cope 1874
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| "1" | ||||||||||
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Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena gulo
Matthew and Granger 1915
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Mammalia
- Viverravidae
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Viverravus sp.
Marsh 1872
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| "2" | ||||||||||
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Didymictis leptomylus
Cope 1880
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Mammalia
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Oodectes herpestoides
Wortman 1901
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= Oodectes sp.
Wortman 1901
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Alroy 2002 | |||||||||
| called into question by discussion of Heinrich 1997 | ||||||||||
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Mammalia
- Perissodactyla
- Equidae
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Hyracotherium grangeri
Gingerich 1989
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| recombined as Sifrhippus grangeri | ||||||||||
| "H. sp. 1" | ||||||||||
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Mammalia
- Phenacodontidae
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Ectocion osbornianus
(Cope 1882)
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Phenacodus intermedius
Granger 1915
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Phenacodus vortmani
(Cope 1880)
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Mammalia
- Diacodexeidae
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Diacodexis metsiacus
(Cope 1882)
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= Diacodexis sp.
Cope 1882
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Alroy 2002 | |||||||||
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Mammalia
- Rodentia
- Sciuravidae
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Dawsonomys minor
Wood 1965
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= cf. Knightomys minor
Wood 1965
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Alroy 2002 | |||||||||
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Mammalia
- Rodentia
- Ischyromyidae
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Paramys cf. excavatus
Loomis 1907
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Paramys cf. copei
Loomis 1907
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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" | ||||||||||
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Mammalia
- Primates
- Paromomyidae
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Phenacolemur praecox
Matthew 1915
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= Phenacolemurinae indet.
Simpson 1955
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Alroy 2002 | |||||||||
| 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: | 54.90000 - 50.50000 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 90a | ||
| Database number: | 15505 | ||
| 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] |