Slim Buttes Brule E (Oligocene of the United States)

Where: Harding County, South Dakota (45.5° N, 103.1° W: paleocoordinates 46.6° N, 94.7° W)

• coordinate based on political unit

When: Orellan (33.9 - 33.3 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 17190: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Theriamorpha - Leptictidae
Leptictidae indet.1 Gill 1872 eutherian
 Carnivora - Canidae
Hesperocyon sp. Scott 1890 canid
 Perissodactyla - Equidae
Miohippus sp. Marsh 1874 anchitheriine horse
 Perissodactyla - Rhinocerotidae
Subhyracodon sp. Wood 1927 rhinoceros
 Perissodactyla - Hyracodontidae
Hyracodon sp. Leidy 1856 odd-toed ungulate
 Artiodactyla - Camelidae
Poebrotherium sp. Leidy 1847 camel
probably P. wilsoni based on Honey et al. 1998
 Artiodactyla - Merycoidodontidae
Merycoidodontidae indet.1 Cook 1912 oreodont
Leptaucheniinae indet.1 Schultz and Falkenbach 1940 oreodont
 Artiodactyla - Leptomerycidae
Leptomerycidae indet.1 Zittel 1893 ruminant
 Theriamorpha - Soricidae
Domnina gradata3 Cope 1873 shrew
 Theriamorpha - Geolabididae
Centetodon marginalis3 Cope 1873 placental
 Rodentia - Aplodontidae
"Dakotamys lillegraveni" = Dakotallomys lillegraveni
"Dakotamys lillegraveni" = Dakotallomys lillegraveni Tedrow and Korth 1997 mountain beaver
probably includes "Prosciurus sp."
 Rodentia - Ischyromyidae
Ischyromys typus2 Leidy 1856 rodent
 Rodentia - Eomyidae
Paradjidaumo sp. Burke 1934 rodent
 Rodentia - Cricetidae
Eumys sp. Leidy 1856 mouse
 Lagomorpha - Leporidae
Palaeolagus sp. Leidy 1856 rabbit
 Theriamorpha - Herpetotheriidae
"Peratherium fugax" = Herpetotherium fugax
"Peratherium fugax" = Herpetotherium fugax Cope 1873 marsupial