Spring Creek (Oligocene of the United States)

Also known as Brule Zone B

Where: Shannon County, South Dakota (43.3° N, 102.5° W: paleocoordinates 44.4° N, 94.3° W)

• coordinate based on political unit

When: Orellan (33.9 - 33.3 Ma)

Environment/lithology: terrestrial

Primary reference: X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 17192: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

 Carnivora - Amphicyonidae
Daphoenus sp.2 Leidy 1853 bear-dog
"Scenic Member... Spring Creek Basin, Pennington Co."; "East side of Harney Springs Range"
 Carnivora - Canidae
Hesperocyon gregarius Cope 1873 canid
N of Spring Creek, Harney Spring Basin: Upper Nodules and top of Middle Oreodon beds; also Harney Springs Range, base of, 10 ft below upper nodules in, and middle of Middle Oreodon beds
 Ungulata - Merycoidodontidae
Miniochoerus starkensis1 Schultz and Falkenbach 1956 oreodont
"Merycoidodon bullatus" = Merycoidodon (Otarohyus) bullatus1 Leidy 1869 oreodont