Also known as Ashton (Rockville) locality
Where: Sherman County, Nebraska (41.2° N, 98.8° W: paleocoordinates 41.5° N, 97.0° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Ash Hollow Formation, Hemphillian (10.3 - 4.9 Ma)
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Reposited in the UNSM
Primary reference: C. B. Schultz and L. D. Martin. 1975. Bears (Ursidae) from the late Cenozoic of Nebraska. Bulletin of the University of Nebraska State Museum 10(1):47-54 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 18439: authorized by John Alroy, entered by John Alroy on 21.09.1998
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
"Machairodus cf. coloradensis" = Amphimachairodus coloradensis
"Machairodus cf. coloradensis" = Amphimachairodus coloradensis Cook 1922 cat | |
Agriotherium sp. Wagner 1837 bear | |
Rhinocerotidae indet. Gray 1821 rhinoceros |