Banded Silts (Princeton) (Oligocene of the United States)

Where: Pennington County, South Dakota (43.9° N, 102.4° W: paleocoordinates 45.0° N, 94.2° W)

• coordinate based on political unit

When: Scenic Member (Brule Formation), Orellan (33.9 - 33.3 Ma)

Environment/lithology: terrestrial

Primary reference: W. J. Sinclair. 1924. The Faunas of the Concretionary Zones of the Oreodon Beds, White River Oligocene. Proceedings of the American Philosophical Society 63(1):94-133 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 17061: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• 30' above Lower Nodular Zone; Middle Oreodon of Osborn
geographic location unclear, but possibly near the Banded Buttes Overlook in the park
Mammalia
 Rodentia - Cricetidae
Eumys elegans Leidy 1856 mouse
 Artiodactyla - Merycoidodontidae
Merycoidodon bullatus Leidy 1869 oreodont