Rodent Hill (Cypress Hills) (Oligocene of Canada)

Where: Saskatchewan, Canada (49.6° N, 108.8° W: paleocoordinates 50.8° N, 100.8° W)

• coordinate based on nearby landmark

When: Whitneyan (33.3 - 30.8 Ma)

• said to be late Whitneyan

•material is from "Several lithostratigraphic units": Bell 2002

• member-level stratigraphic resolution

Environment/lithology: terrestrial

Size classes: macrofossils, mesofossils

Primary reference: J. E. Storer. 1996. Eocene-Oligocene faunas of the Cypress Hills Formation, Saskatchewan. In D. R. Prothero and R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 240-261 [J. Alroy/J. Alroy/J. Marcot]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 17372: authorized by John Alroy, entered by John Alroy on 12.04.1997

Creative Commons license: CC BY (attribution)

Taxonomic list

• does NOT include numerous small mammal specimens reported by Russell 1972 to be from "Rodent Hill, V-37"

•said to be late Whitneyan, but much of this suggests a Geringian age to me: JA 24.1.97

Show authors, comments, and common names
Mammalia
 Rodentia -
Geomyoidea indet.1
Geomyoidea indet.1 Bonaparte 1845 rodent
 Rodentia - Eomyidae
Eomyidae indet.1, Paradjidaumo sp.
Eomyidae indet.1 Winge 1887 rodent
Paradjidaumo sp. Burke 1934 rodent
 Rodentia - Heliscomyidae
? Heliscomys sp.2
? Heliscomys sp.2 Cope 1873 rodent
 Rodentia - Geomyidae
Geomyidae indet.2
Geomyidae indet.2 Bonaparte 1845 pocket gopher
 Rodentia - Castoridae
Castoridae indet.2
Castoridae indet.2 Gray 1821 beaver
 Rodentia - Eutypomyidae
Eutypomyidae indet.2
Eutypomyidae indet.2 Miller and Gidley 1918 rodent
 Rodentia - Aplodontidae
Aplodontidae indet., "Prosciurus relictus" = Altasciurus relictus, Prosciurus cf. magnus2
Aplodontidae indet. Brandt 1855 mountain beaver
"Prosciurus relictus" = Altasciurus relictus Cope 1873 mountain beaver
Prosciurus cf. magnus2 Korth 1989 mountain beaver
 Rodentia - Sciuridae
? Cedromus sp.2
? Cedromus sp.2 Wilson 1949 squirrel
 Rodentia - Florentiamyidae
Florentiamyidae indet.2
Florentiamyidae indet.2 Wood 1936 rodent
 Rodentia - Cricetidae
Eumys brachyodus
Eumys brachyodus Wood 1937 rodent
 Lagomorpha - Leporidae
Megalagus primitivus, Palaeolagus cf. burkei
Megalagus primitivus Schlaikjer 1935 rabbit
Palaeolagus cf. burkei Schlaikjer 1935 rabbit
 Perissodactyla - Rhinocerotidae
Diceratherium sp.
Diceratherium sp. Marsh 1875 rhinoceros
 Perissodactyla - Equidae
Miohippus equiceps
Miohippus equiceps Cope 1878 anchitheriine horse
 Artiodactyla - Protoceratidae
Protoceras sp.
Protoceras sp. Marsh 1891 protoceratid
 Artiodactyla - Leptomerycidae
Pronodens sp., Leptomeryx sp.
Pronodens sp. Koerner 1940 ruminant
Leptomeryx sp. Leidy 1853 ruminant
 Artiodactyla - Agriochoeridae
Agriochoerus sp.
Agriochoerus sp. Leidy 1850 agriochoerid
 Artiodactyla - Anthracotheriidae
Elomeryx sp.
Elomeryx sp. Marsh 1894 anthracothere
 Artiodactyla - Leptochoeridae
Leptochoerus sp.
Leptochoerus sp. Leidy 1856 even-toed ungulate
 Artiodactyla - Merycoidodontidae
Merycoidodontidae indet.
Merycoidodontidae indet. Cook 1912 oreodont
 Carnivora - Canidae
? Hesperocyon sp.
? Hesperocyon sp. Scott 1890 canid
 Carnivora - Amphicyonidae
Daphoenus sp.
Daphoenus sp. Leidy 1853 bear-dog
 Carnivora - Mustelidae
Mustelidae indet.
Mustelidae indet. Fischer 1817 mustelid carnivore
 Carnivora - Nimravidae
Dinictis sp.
Dinictis sp. Leidy 1854 false sabre-tooth
 Soricomorpha - Proscalopidae
Proscalopidae indet.
Proscalopidae indet. Reed 1961 placental
 Soricomorpha - Soricidae
Soricidae indet.
Soricidae indet. Fischer 1814 shrew
 Leptictida - Leptictidae
Leptictidae indet.1
Leptictidae indet.1 Gill 1872 eutherian
 Tribosphenida - Herpetotheriidae
Herpetotherium sp.
Herpetotherium sp. Cope 1873 marsupial
1Alroy 2002; 2Bell 2002