Where: Sioux County, Nebraska (42.4° N, 103.8° W)

• Paleocoordinates: 46.4° N, 95.8° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: Snake Creek Formation, Clarendonian (12.5 - 9.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: M. F. Skinner, S. M. Skinner, and R. J. Gooris. 1977. Stratigraphy and biostratigraphy of late Cenozoic deposits in central Sioux County, western Nebraska. Bulletin of the American Museum of Natural History 158(5):263-370 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 18017: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC0 (CC0)