MP-15: Early/Lower Eocene, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Primates
- Notharctidae
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Cantius trigonodus
(Matthew 1915)
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Clyde 1997 | ||||||
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Mammalia
- Creodonta
- Hyaenodontidae
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Prototomus secundarius
Cope 1875
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Mammalia
- Viverravidae
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Didymictis protenus
(Cope 1874)
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Polly 1997 | ||||||
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Didymictis leptomylus
Cope 1880
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Clyde 1997 | ||||||
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Mammalia
- Perissodactyla
- Equidae
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Hyracotherium pernix
(Marsh 1876)
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Clyde 1997 | ||||||
| recombined as Arenahippus pernix | |||||||
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Mammalia
- Perissodactyla
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Homogalax protapirinus
(Wortman 1896)
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Clyde 1997 | ||||||
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Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus sp.
Leidy 1870
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Clyde 1997 | ||||||
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Mammalia
- Coryphodontidae
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Coryphodon eocaenus
Owen 1846
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Clyde 1997 | ||||||
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Reptilia
- Anguidae
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Melanosaurus sp.
Gilmore 1928
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Clyde 1997 | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Park |
| Coordinates: | 44.5° North, 108.5° West (view map) | ||||
| Paleocoordinates: | 49.1° North, 91.9° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
| *Period: | Tertiary | ||
| Key time interval: | Early/Lower Eocene | ||
| Age range of interval: | 56.00000 - 47.80000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Willwood |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified "siliciclastic" | ||
| Includes fossils? | Y | ||
| Environment: | fluvial-lacustrine indet. | Tectonic setting: | intermontane basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | good |
| Associated major elements: | some |
| Disassociated major elements: | many |
| Temporal resolution: | time-averaged |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | some genera |
| Collection methods: | surface (float),surface (in situ),survey of museum collection |
| Museum repositories: | UMMP |
| Taxonomic list comments:may be in Big Horn County, Wa-4 | |
Metadata
| Database number: | 15681 | ||
| Authorizer: | J. Alroy, W. Clyde | Enterer: | J. Alroy, W. Clyde, L. Gannon |
| Modifier: | L. Gannon | Research group: | vertebrate |
| Created: | 1998-09-21 00:00:00 | Last modified: | 2004-11-30 14:58:32 |
| Access level: | the public | Released: | 1998-09-21 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 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] |
Secondary references:
| 11717 | W. C. Clyde. 1997. Stratigraphy and mammalian paleontology of the McCullough Peaks, northern Bighorn Basin, Wyoming: Implications for biochronology, basin development, and community reorganization across the Paleocene-Eocene boundary. PhD Thesis, University of Michigan [W. Clyde/W. Clyde/J. Alroy] | |
| 2787 | P. D. Polly. 1997. Ancestry and Species Definition in Paleontology: A Stratocladistic Analysis of Paleocene-Eocene Viverravidae (Mammalia, Carnivora) from Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(1):1-53 [J. Alroy/J. Alroy/M. Uhen] |