UNSM Sx-19 (Orella C) (Oligocene of the United States)
Where: Sioux County, Nebraska (42.4° N, 103.8° W: paleocoordinates 43.6° N, 95.7° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: lower Orella Member (Brule Formation), Orellan (33.9 - 33.3 Ma)
Environment/lithology: terrestrial
Reposited in the UNSM
Primary reference: J. A. Howe. 1966. The Oligocene Rodent Ischyromys in Nebraska. Journal of Paleontology 40(5):1200-1210 [J. Alroy/J. Alroy/J. Ju]more details
PaleoDB collection 17257: authorized by John Alroy, entered by John Alroy on 05.08.1996
Creative Commons license: CC BY (attribution)
Taxonomic list
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