UNSM Sx-17 (Orella D) (Oligocene of the United States)
Where: Sioux County, Nebraska (42.4° N, 103.8° W)
• Paleocoordinates: 48.0° N, 87.8° W (Wright 2013)
• coordinate based on political unit
• small collection-level geographic resolution
When: Orella D Member (Brule Formation), Orellan (33.9 - 33.3 Ma)
Environment/lithology: terrestrial
Reposited in the UNSM
Primary reference: T. H. Heaton. 1993. The Oligocene Rodent Ischyromys of the Great Plains: Replacement Mistaken for Anagenesis. Journal of Paleontology 67(2) [J. Alroy/J. Alroy/J. Ju]more details
PaleoDB collection 17250: authorized by John Alroy, entered by John Alroy on 05.08.1996
Creative Commons license: CC0 (CC0)
Taxonomic list
• sec 8 T33N R53W: Martin 1992
Show authors, comments, and common names
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"Paradjidaumo trilophus" = Adjidaumo trilophus4
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? Tenudomys basilaris n. sp.4
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Heliscomys hatcheri4 Wood 1935 rodent Orella D; type also could be from this locality, as it is from Cottonwood Creek in Sioux Co.
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