East Fork (Wind River) (Eocene of the United States)

Also known as Badlands Gulch; Circle Draw

Where: Fremont County, Wyoming (43.2° N, 108.2° W: paleocoordinates 48.0° N, 91.4° W)

• coordinate based on political unit

When: Wind River Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial

Primary reference: G. F. Winterfeld and J. B. Conard. 1983. Laramide tectonics and deposition, Washakie Range and northwestern Wind River Basin, Wyoming. in J. D. Lowell and R. Gries (eds.), Rocky Mountain foreland basin and uplifts 137-148 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 15934: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

• see Love 1939
list spans Lysitean and Lostcabinian according to Love
Mammalia
 Cimolesta - Coryphodontidae
Coryphodon sp. Owen 1845 pantodont
 Cimolesta - Esthonychidae
Esthonyx sp. Cope 1874 tillodont
 Leptictida - Leptictidae
Palaeictops sp. Matthew 1899 eutherian
 Primates - Microsyopidae
Microsyopidae indet.1 Osborn and Wortman 1892 primate
 Primates - Omomyidae
Absarokius abbotti1 Loomis 1906 tarsier
Loveina zephyri n. gen. n. sp.2 Simpson 1940 tarsier
"Near head of Badlands Gulch at the south end of Table Mountain, Kirwin Quadrangle, 6 miles east of Dubois"
 Primates - Notharctidae
Cantius sp. Simons 1962 primate
 Rodentia - Ischyromyidae
Paramys excavatus Loomis 1907 rodent
Paramys copei Loomis 1907 rodent
Mytonomys wortmani1 Wood 1962 rodent
 Condylarthra - Hyopsodontidae
Hyopsodus sp.1 Leidy 1870 condylarth
Hyopsodus powellianus Cope 1884 condylarth
Hyopsodus loomisi McKenna 1960 condylarth
 Tribosphenida - Phenacodontidae
Phenacodus vortmani Cope 1880 condylarth
 Perissodactyla - Brontotheriidae
Lambdotherium popoagicum Cope 1880 brontothere
 Perissodactyla -
Homogalax sp. Hay 1899 odd-toed ungulate
Homogalax protapirinus Wortman 1896 odd-toed ungulate
Heptodon calciculus Cope 1880 odd-toed ungulate
 Perissodactyla - Equidae
Equidae indet.1 Gray 1821 horse
 Creodonta - Oxyaenidae
Oxyaenidae indet.1 Cope 1877 creodont
 Ferae - Viverravidae
Didymictis sp.1 Cope 1875 placental
 Carnivora -
Vulpavus sp. Marsh 1871 carnivoran
 Tribosphenida - Arctocyonidae
Thryptacodon antiquus Matthew and Granger 1915 condylarth
 Hyaenodonta -
Prolimnocyon atavus Matthew and Granger 1915 eutherian
 Hyaenodonta - Hyaenodontidae
Galecyon mordax1 Matthew and Granger 1915 eutherian
 Hyaenodonta -
Didelphodus absarokae Cope 1881 eutherian
 Artiodactyla - Diacodexeidae
Bunophorus sp.1 Sinclair 1914 even-toed ungulate
Diacodexis metsiacus Cope 1882 even-toed ungulate