Cooper Lake (UW V-76019): Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Macroscelidea
- Apheliscidae
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Haplomylus speirianus
(Cope 1880)
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1-3 (1.7) | ||||||||||
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 | |||||||||
6-17 (3.7) | ||||||||||
Mammalia
- Phenacodontidae
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Phenacodus vortmani
(Cope 1880)
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1-3 (2) | ||||||||||
Phenacodus primaevus
(Cope 1873)
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(1 measurement) | ||||||||||
= Phenacodus trilobatus
Cope 1881
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Thewissen 1990 | |||||||||
Thewissen mistakenly lists the locality number as a specimen number (!); P. intermedius also may be present; 2 specimens | ||||||||||
Phenacodus brachypternus
Cope 1882
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= Copecion brachypternus
Cope 1882
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Alroy 2002 | |||||||||
3 | ||||||||||
Mammalia
- Perissodactyla
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Homogalax protapirinus
(Wortman 1896)
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1-8 (2.8) | ||||||||||
Mammalia
- Perissodactyla
- Palaeotheriidae
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Hyracotherium angustidens
(Cope 1875)
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= Hyracotherium sp.
Owen 1841
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Alroy 2002 | |||||||||
10-40 (6.6) specimens | ||||||||||
Mammalia
- Diacodexeidae
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Diacodexis secans
(Cope 1881)
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= Diacodexis sp.
Cope 1882
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Alroy 2002 | |||||||||
either D. primus or D. metsiacus; 1-3 (1.7) specimens | ||||||||||
Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena sp.
Cope 1874
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= Dipsalidictis transiens
Matthew and Granger 1915
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Gunnell and Gingerich 1991 | |||||||||
3 specimens | ||||||||||
Mammalia
- Creodonta
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cf. Prolimnocyon atavus
Matthew and Granger 1915
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1 | ||||||||||
Mammalia
- Creodonta
- Hyaenodontidae
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Prototomus sp.
Cope 1874
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= Prototomus cf. martis
Gingerich and Deutsch 1989
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Gunnell 1998 | |||||||||
2 specimens | ||||||||||
Mammalia
- Viverravidae
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Didymictis protenus
(Cope 1874)
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= Didymictis sp.
Cope 1875
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Alroy 2002 | |||||||||
1-3 (2); this may be either D. leptomylus, D. protenus, or both: Polly 1997 | ||||||||||
Mammalia
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Miacis exiguus
Matthew and Granger 1915
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1 | ||||||||||
cf. Talpavoides dartoni
Bown and Schankler 1982
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1 | ||||||||||
Mammalia
- Pantolestidae
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Palaeosinopa cf. incerta
Bown and Schankler 1982
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1 | ||||||||||
Mammalia
- Primates
- Notharctidae
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Cantius cf. trigonodus
(Matthew 1915)
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= Cantius cf. frugivorus
Cope 1875
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Alroy 2002 | |||||||||
1 specimen | ||||||||||
Cantius cf. mckennai
(Gingerich and Simons 1977)
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1 | ||||||||||
Mammalia
- Primates
- Omomyidae
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Tetonius sp.
Matthew 1915
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1-3 (1.5) | ||||||||||
Mammalia
- Coryphodontidae
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Coryphodon eocaenus
Owen 1846
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4-5: presumably includes "C. oweni" 1 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Johnson |
Coordinates: | 44.0° North, 106.6° West (view map) | ||||
Paleocoordinates: | 48.5° North, 89.4° 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 |
Stratigraphy
Formation: | Wind River |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection size: | 49 specimens |
Museum repositories: | UW |
Taxonomic list comments:apparently the same locality described by Princhinello 1971; all species recorded by her are listed here NISP: minimum 43, maximum 102, best guess 49.2 |
Metadata
Database number: | 15468 | ||
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:
1333. | J. R. Davidson. 1987. Geology and mammalian paleontology of the Wind River Formation, Laramie Basin, southeastern Wyoming. Contributions to Geology, University of Wyoming 25(2):103-132 [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] | |
1735 | G. F. Gunnell. 1998. Creotonda. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary Mammals of North America, Volume 1: Terrestrial Carnivores, Ungulates, and Ungulate like Mammals [J. Alroy/J. Alroy/M. Uhen] | |
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] | |
3401 | J. G. M. Thewissen. 1990. Evolution of Paleocene and Eocene Phenacodontidae (Mammalia, Condylarthra). University of Michigan Papers on Paleontology 29:1-107 [J. Alroy/J. Alroy/P. Mannion] |