Southwestern End of Seamen Hills (Chadronian) (Eocene of the United States)
Where: Niobrara County, Wyoming (43.0° N, 104.5° W)
• Paleocoordinates: 48.8° N, 87.4° W (Wright 2013)
• coordinate based on political unit
When: Chadronian (37.2 - 33.9 Ma)
Environment/lithology: terrestrial
Primary reference: X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 17024: authorized by John Alroy, entered by John Alroy on 05.08.1996
Creative Commons license: CC0 (CC0)
Taxonomic list
• "Miniochoerus forsythae" Stevens and Stevens 1996: new specimens not discussed by Schultz and Falkenbach; 15-30' below "upper purplish white" layer in Seamen Hills; no further data given
Show authors, comments, and common names
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Parictis gilpini1 Clark and Guensburg 1972 bear Chadron Fm., SW side of "Seemen Hills" in Niobrara Co.
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"Stenopsochoerus chadronensis n. sp." = Miniochoerus chadronensis2, "Merycoidodon culbertsoni" = Merycoidodon culbertsonii3
"Stenopsochoerus chadronensis n. sp." = Miniochoerus chadronensis2 Schultz and Falkenbach 1956 oreodont SW end of Seamen Hills; includes their "S. douglasensis" from SW end of Seamen Hills and type of "S. reideri" from Seamen Hills
"Merycoidodon culbertsoni" = Merycoidodon culbertsonii3 Leidy 1848 oreodont "Merycoidodon culbertsoni browni": SW end of Seamen Hills
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