Elk Creek (670 m): Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Esthonychidae
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Megalesthonyx hopsoni
Rose 1971
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Esthonyx bisulcatus
Cope 1874
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Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus sp.
Leidy 1870
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| "latidens/miticulus" | ||||||||||
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Hyopsodus powellianus
Cope 1884
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Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena sp.
Cope 1874
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| "intermedia/forcipata" | ||||||||||
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Mammalia
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Vulpavus canavus
(Cope 1881)
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Uintacyon asodes
Gazin 1952
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Mammalia
- Viverravidae
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Viverravus sp.
Marsh 1872
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| "V. acutus/gracilis" | ||||||||||
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Mammalia
- Perissodactyla
- Brontotheriidae
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Lambdotherium primaevum
Loomis 1907
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= Lambdotherium popoagicum
Cope 1880
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Alroy 2002 | |||||||||
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Eotitanops sp.
Osborn 1907
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Gunnell and Yarborough 2000 | |||||||||
| YPM 8, 591 m | ||||||||||
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Mammalia
- Perissodactyla
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Heptodon calciculus
(Cope 1880)
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Mammalia
- Homacodontidae
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Antiacodon sp.
Marsh 1872
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Stucky 1984 | |||||||||
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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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Diacodexis secans
(Cope 1881)
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| probably correct, see Krishtalka and Stucky 1985 | ||||||||||
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Mammalia
- Primates
- Notharctidae
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Pelycodus frugivorus
Cope 1875
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= Cantius frugivorus
Cope 1875
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Alroy 2002 | |||||||||
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Mammalia
- Primates
- Omomyidae
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Absarokius abbotti
(Loomis 1906)
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| OK, B & R 87: Y-162 | ||||||||||
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Absarokius metoecus
Bown and Rose 1987
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Bown and Rose 1987 | |||||||||
| Y-160 | ||||||||||
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Mammalia
- Primates
- Microsyopidae
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Microsyops sp.
Leidy 1872
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= Microsyopidae indet.
Osborn and Wortman 1892
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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 8, 160, 162, 196, 197, 199 | ||
| Database number: | 15565 | ||
| 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] | |
| 1748 | G. F. Gunnell and V. L. Yarborough. 2000. Brontotheriidae (Perissodactyla) from the late early and middle Eocene (Brigerian), Wasatch and Bridger formations, southern Green River Basin, southwestern Wyoming. Journal of Vertebrate Paleontology 20(2):349-368 [J. Alroy/J. Alroy/J. Marcot] | |
| 3331 | R. K. Stucky. 1984. The Wasatchian-Bridgerian Land Mammal Age boundary (early to middle Eocene) in western North America. Annals of Carnegie Museum 53(12):347-382 [J. Alroy/J. Alroy/J. Alroy] |