ammonites
Big Spring Canyon (Site 11) (Miocene of the United States)

Also known as UCMP V-3322

Where: Bennett County, South Dakota (43.2° N, 101.8° W: paleocoordinates 43.7° N, 98.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Miocene (23.0 - 5.3 Ma)

Environment/lithology: terrestrial

Size class: macrofossils

Reposited in the UCMP

Primary reference: J. T. Gregory. 1942. University of California Publications, Bulletin of the Department of Geological Sciences 26(4) [J. Alroy/J. Alroy] more details

PaleoDB collection 18064: authorized by John Alroy, entered by John Alroy on 05.08.1992

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)