West of Rock Springs Level 1 (Eocene of the United States)
Where: Sweetwater County, Wyoming (41.7° N, 109.0° W: paleocoordinates 46.6° N, 92.6° W)
• coordinate based on political unit
When: Wasatch Formation, Wasatchian (55.8 - 50.3 Ma)
Environment/lithology: terrestrial
Primary reference: C. L. Gazin. 1965. Early Eocene mammalian faunas and their environment in the vicinity of the Rock Springs Uplift, Wyoming. Wyoming Geological Association Guidebook 19:171-180 [J. Alroy/J. Alroy/J. Marcot]more details
PaleoDB collection 15891: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)
Taxonomic list
• "well below the Tipton Tongue"
early Graybullian?
early Graybullian?
Show authors, comments, and common names
Mammalia | |
Primates indet. Linnaeus 1758 primate | |
Viverravus sp. Marsh 1872 placental | |
Equidae indet. Gray 1821 horse | |
| |
Haplomylus speirianus Cope 1880 elephant shrew | |
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Esthonyx sp. Cope 1874 tillodont | |
Multituberculata indet. Cope 1884 multituberculate |