The Loop (Miocene to of the United States)
Where: Cherry County, Nebraska (42.8° N, 100.8° W: paleocoordinates 43.1° N, 98.8° W)
• coordinate based on political unit
When: Ash Hollow Formation, Clarendonian to Clarendonian (12.5 - 9.4 Ma)
Environment/lithology: terrestrial
Primary reference: M. F. Skinner and F. W. Johnson. 1984. Tertiary stratigraphy and the Frick Collection of fossil vertebrates from north-central Nebraska. Bulletin of the American Museum of Natural History 178(3):1-368 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 18420: authorized by John Alroy, entered by John Alroy on 15.05.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Mammalia | |
Pseudoceras sp. Frick 1937 ruminant |