Also known as UCMP V68159 (Backward Butte), Reva Gap

Where: Harding County, South Dakota (45.5° N, 103.1° W: paleocoordinates 46.5° N, 95.4° W)

• coordinate based on political unit

When: Whitneyan (33.3 - 30.8 Ma)

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collection methods: surface (float)

Primary reference: J. A. Lillegraven. 1970. Stratigraphy, Structure, and Vertebrate Fossils of the Oligocene Brule Formation, Slim Buttes, Northwestern South Dakota. Geological Society America Bulletin 81:831-850 [J. Alroy/J. Alroy/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 17384: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)