Slim Buttes Brule G/H (Oligocene of the United States)

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

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

PaleoDB collection 17385: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Lagomorpha - Leporidae
Palaeolagus sp.
Palaeolagus sp. Leidy 1856 rabbit
 Rodentia - Cricetidae
Eumys sp.
Eumys sp. Leidy 1856 rodent
 Perissodactyla - Hyracodontidae
Hyracodon sp.
Hyracodon sp. Leidy 1856 odd-toed ungulate
 Artiodactyla - Merycoidodontidae
Merycoidodontidae indet.1
Merycoidodontidae indet.1 Cook 1912 oreodont
 Artiodactyla - Leptomerycidae
Leptomerycidae indet.1
Leptomerycidae indet.1 Zittel 1893 ruminant
 Carnivora - Amphicyonidae
Daphoenus sp.
Daphoenus sp. Leidy 1853 bear-dog
 Carnivora - Nimravidae
Dinictis sp.
Dinictis sp. Leidy 1854 false sabre-tooth
 Soricomorpha - Proscalopidae
Proscalops tertius2
Proscalops tertius2 Reed 1961 placental
SDSM V712, "30-45 feet from the top" of the Brule, which must be either G or H; mentioned also by Barnosky 1981 DUPLICATE REF 1071 or 1072
1Alroy 2002; 2Bjork 1975