Also known as UM BB013; Desertion Point
Where: Lincoln County, Wyoming (41.8° N, 110.7° W)
• Paleocoordinates: 49.5° N, 87.4° W (Wright 2013)
• coordinate based on political unit
• small collection-level geographic resolution
When: Wasatch Formation, Bridgerian (50.3 - 46.2 Ma)
• fossils come from throughout a 30 m section that alternates between the Upper Member of the Wasatch and the Laney Member of the Green River: Zonneveld and Gunnell 2003
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; red, silty mudstone and bioturbated shale
Size class: macrofossils
Primary reference: W. C. Clyde, J.-P. Zonneveld, J. Stamatakos, G. F. Gunnell, and W. S. Bartels. 1997. Magnetostratigraphy across the Wasatchian-Bridgerian boundary (early to middle Eocene) in the western Green River Basin, Wyoming. Journal of Geology 105:657-669 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 16262: authorized by John Alroy, entered by John Alroy on 15.05.2002
Creative Commons license: CC0 (CC0)
Taxonomic list
see map of Zonneveld et al. 2000, who repeat the list
| Mammalia | |
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cf. Dilophodon destitutus n. sp.1
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Orohippus cf. pumilus Marsh 1871 horse | |
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Microsyops cf. elegans Marsh 1871 primate | |
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| Reptilia | |
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Parasauromalus olseni2 Gilmore 1928 squamates UM 98657, partial right dentary; 98658, partial right dentary
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"Echmatemys septaria" = Echmatemys stevensoniana2
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| Baptemys wyomingensis | |
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Baptemys cf. wyomingensis2 Leidy 1870 | |