Tyree Basin Locality 39 (Oligocene of the United States)
Also known as DUPLICATE REF 3661 or 3662 or 3704
Where: Pennington County, South Dakota (43.9° N, 102.4° W: paleocoordinates 45.0° N, 94.2° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Orellan (33.9 - 33.3 Ma)
Environment/lithology: terrestrial
Primary reference: J. A. Wilson. 1971. Early Tertiary vertebrate faunas, Vieja Group. Trans-Pecos Texas: Agriochoeridae and Merycoidodontidae. Texas Memorial Museum Bulletin 18:1-83 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 17198: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)
Taxonomic list
• one of the 198 Big Badlands anthill sites of Johnson 1966
geographic location unclear, but the Tyree Basin is in Pennington County
derived from a Pleistocene channel fill that "rests on lower Brule"
single specimen of Neotoma (recent or Pleistocene) indicates some faunal mixing
NISP 498
geographic location unclear, but the Tyree Basin is in Pennington County
derived from a Pleistocene channel fill that "rests on lower Brule"
single specimen of Neotoma (recent or Pleistocene) indicates some faunal mixing
NISP 498
Show authors, comments, and common names
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Leptictidae indet. Gill 1872 eutherian | |
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Aplodontidae indet. Brandt 1855 mountain beaver | |
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Eutypomyidae indet. Miller and Gidley 1918 rodent | |
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Didelphidae indet. opossum | |