Where: Dawes County, Nebraska (42.8° N, 103.1° W)
• Paleocoordinates: 47.7° N, 91.0° W (Wright 2013)
• coordinate based on political unit
• small collection-level geographic resolution
When: lower Arikaree Group, Arikareean (29.5 - 18.5 Ma)
Environment/lithology: fluvial; poorly lithified sandstone
Size classes: macrofossils, mesofossils
Reposited in the UNSM
Primary reference: R. H. Tedford, C. C. Swisher, D. R. Prothero, S. A. King, and T. E. Tierney. 1996. The Whitneyan-Arikareean transition in the High Plains. In D. R. Prothero, R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 312-334 [J. Alroy/J. Alroy/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 17708: authorized by John Alroy, entered by John Alroy on 12.04.1997
Creative Commons license: CC0 (CC0)
Taxonomic list
Mammalia | |
Ocajila makpiyahe Macdonald 1963 hedgehog | |
Domnina dakotensis Macdonald 1970 shrew | |
"Kirkomys schlaikjeri" = Proharrymys schlaikjeri
"Kirkomys schlaikjeri" = Proharrymys schlaikjeri Black 1961 rodent | |
Sanctimus stuartae Macdonald 1970 rodent | |
Leidymys blacki Macdonald 1963 rodent
Geringia mcgregori Macdonald 1970 rodent | |
? Megalagus primitivus Schlaikjer 1935 rabbit
Palaeolagus philoi Dawson 1958 rabbit |