Elk Creek (130 m): Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
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Ectoganus simplex
(Cope 1874)
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= Ectoganus gliriformis
Cope 1874
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Alroy 2002 | |||||||||
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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 | |||||||||
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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 | |||||||||
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Mammalia
- Primates
- Omomyidae
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Teilhardina sp.
Simpson 1940
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Bown and Rose 1987 | |||||||||
| T. crassidens-americana intergrade; USGS D-1190 | ||||||||||
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Mammalia
- Rodentia
- Ischyromyidae
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Paramys cf. copei
Loomis 1907
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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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Didymictis leptomylus
Cope 1880
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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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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
- Pantolestidae
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Palaeosinopa lutreola
Matthew 1918
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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
- Esthonychidae
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Esthonyx spatularius
Cope 1880
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Reptilia
- Testudines
- Kinosternoidea
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Baltemys staurogastros
Hutchison 1991
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Hutchison 1991 | |||||||||
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Reptilia
- Testudines
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Psilosemys wyomingensis
Hutchison 2013
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Hutchison 2013 | |||||||||
| 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 |
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 305; USGS D-1190 | ||
| Database number: | 15509 | ||
| Authorizer: | J. Alroy, P. Holroyd | Enterer: | J. Alroy, P. Holroyd | 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] | |
| 691 | J. H. Hutchison. 1991. Early Kinosterninae (Reptilia: Testudines) and their phylogenetic significance. Journal of Vertebrate Paleontology 11(2):145-167 [J. Alroy/J. Alroy/J. Alroy] | |
| 55096 | J. H. Hutchison. 2013. New turtles from the Paleogene of North America. In D. B. Brinkman, P. A. Holroyd, J. D. Gardner (eds.), Morphology and Evolution of Turtles 477-497 [P. Holroyd/P. Holroyd] |