Middle Oreodon Beds (1892 AMNH Collection) (Oligocene of the United States)
Where: Pennington and Scenic County, South Dakota (43.9° N, 102.5° W: paleocoordinates 45.0° N, 94.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: upper Scenic Member (Brule Formation), Orellan (33.9 - 33.3 Ma)
Environment/lithology: terrestrial
Reposited in the AMNH
Primary reference: H. F. Osborn and J. L. Wortman. 1894. Fossil mammals of the Lower Miocene White River beds. Collection of 1892. Bulletin of the American Museum of Natural History 6(7):199-228 [J. Alroy/J. Alroy/M. Carrano]more details
PaleoDB collection 17142: authorized by John Alroy, entered by John Alroy on 18.10.1995, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
• based on Osborn 1937, this is mostly from Indian Creek, Corral Draw, and Quinn Draw
Show authors, comments, and common names
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Hyracodon sp. Leidy 1856 odd-toed ungulate | |
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Miohippus obliquidens n. sp.2
Miohippus obliquidens n. sp.2 Osborn 1904 anchitheriine horse one of the original "Mesohippus bairdi" specimens (not clear if M. bairdi is present at this level at all); see also Prothero and Shubin 1989
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