Slim Buttes Brule D (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 17189: 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
 Creodonta - Hyaenodontidae
Hyaenodon sp. Laizer and Parieu 1838 creodont
 Carnivora - Mustelidae
Mustelidae indet.1 Fischer 1817 mustelid carnivore
 Carnivora - Amphicyonidae
Daphoenus sp. Leidy 1853 bear-dog
 Carnivora - Canidae
Hesperocyon sp. Scott 1890 canid
 Carnivora - Palaeogalidae
Palaeogale sp. von Meyer 1846 carnivoran
 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 - Leptochoeridae
Leptochoerus sp. Leidy 1856 even-toed ungulate
 Artiodactyla - Merycoidodontidae
Merycoidodontidae indet.1 Cook 1912 oreodont
Leptaucheniinae indet.1 Schultz and Falkenbach 1940 oreodont
 Artiodactyla - Hypertragulidae
Hypertragulus sp. Cope 1874 ruminant
 Artiodactyla - Hypisodontidae
Hypisodus sp. Cope 1873 ruminant
 Artiodactyla - Leptomerycidae
Leptomerycidae indet.1 Zittel 1893 ruminant
 Theriamorpha - Geolabididae
Centetodon marginalis4 Cope 1873 placental
 Theriamorpha - Proscalopidae
Oligoscalops sp.4 Reed 1961 placental
Proscalops sp. Matthew 1901 placental
 Theriamorpha - Soricidae
Domnina gradata4 Cope 1873 shrew
 Lagomorpha - Leporidae
Megalagus sp. Walker 1931 rabbit
Palaeolagus sp. Leidy 1856 rabbit
 Rodentia - Cricetidae
Eumys sp. Leidy 1856 mouse
 Rodentia - Allomyidae
Haplomys galbreathi n. sp.5 Tedrow and Korth 1997 rodent
Reva Gap, Slim Buttes, L-45; probably includes "Prosciurus sp."
 Rodentia - Aplodontidae
Leptoromys wilsoni n. sp.5 Tedrow and Korth 1997 mountain beaver
Reva Gap
Pelycomys placidus3 Galbreath 1953 mountain beaver
 Rodentia - Heliscomyidae
Heliscomys senex1 Wood 1935 rodent
 Rodentia - Eomyidae
Adjidaumo sp. Hay 1899 rodent
Paradjidaumo sp. Burke 1934 rodent
 Rodentia - Ischyromyidae
Ischyromys typus2 Leidy 1856 rodent
 Theriamorpha - Herpetotheriidae
"Peratherium fugax" = Herpetotherium fugax
"Peratherium fugax" = Herpetotherium fugax Cope 1873 marsupial