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Class Mammalia
Order Perissodactyla
Family Equidae


Equidae—Family Equidae // Equidae sp.—Horses // Equus sp. (small)—Small Horse // Equus sp (large)—Large Horse // Equus calobatus—Stilt-legged Onager // Equus conversidens—Mexican Horse // Equus cumminsii—Cummings' Ass // Equus enormis—Enormous Horse // Equus fraternus—Fraternal Horse // Equus giganteus—Giant Horse // Equus occidentalis—Western Horse // Equus pacificus—Pacific Horse // Equus (Plesippus) sp.—American Zebra // Equus (Plesippus) francescana—Francescana Zebra // Equus (Plesippus) simplicidens—American Zebra // Equus Species A—Unidentified Equus // Haringtonhippus francisci—Harington's Stilt-legged Horse

Equus sp. (large)—Large HorseRegional Pleistocene distribution of Equus sp., Large

Either E. scotti or E. occidentalis could be represented here, and possibly E. calobatus in the Irvingtonian. If Equus giganteus or Equus enormis are real, then they are possibilities.


Late Blancan: Tecopa Lake Beds (Woodburne and Whistler 1991: cf. gen.).

Late Blancan/Early Irvingtonian: Elsinore: Mimomys (Pajak et al. 1996).

Irvingtonian: El Golfo (Croxen et al. 2007).

Early Irvingtonian: Inman Gravel Pit (Morgan and Lucas 2005); Adobe Ranch (Morgan and Lucas 2003).

Late Irvingtonian: Elsinore: Pauba Formation (Pajak et al. 1996).

Late Irvingtonian/Early Rancholabrean: Rancho California (Jefferson 1991b).

Irvingtonian/Rancholabrean: Manix Lake (Jefferson 1991b).

Early Rancholabrean: Albuquerque Gravel Pits (Morgan and Lucas 2005); Shoshone Zoo (Jefferson 2014); Tecopa Basin (Jefferson 1991b).

Rancholabrean: Algodones Dunes (Jefferson 1991b); Campbell Hill (Jefferson 1991b); Century Blvd. and Van Ness Ave. (Jefferson 1991b); Bitter Springs Playa (Jefferson 1991b); Cool Water Coal Gasification Solid Waste Site (Jefferson 1991b); Imperial Beach, Palm City (Jefferson 1991b); Pinto Basin (Jefferson 1991b); Salt Creek, California (Jefferson 1991b); Sands (Jefferson 1991b); Shea Homes, Laguna Niguel (Jefferson 1991b); Shelton Canyon (Morgan and Lucas 2005); Tule Springs (Mawby 1967).

Late Pleistocene: Wanis View (Jefferson 2014).

Sangamon: Newport Bay Mesa (Jefferson 1991b); La Brisca (Van Devender et al. 1985).

Wisconsin: Costeau Pit (Jefferson 1991b).

Mid/Late Wisconsin: Shelter Cave (Harris 1993c).

Late Wisconsin: Schuiling Cave (Jefferson 1991b); Tule Springs (Mawby 1967).

Literature. Croxen et al. 2007; Harris 1993c; Jefferson 1991b, 2014; Mawby 1967 ; Morgan and Lucas 2003; Morgan and Lucas 2005; Pajak et al. 1996; Van Devender et al. 1985; Woodburne and Whistler 1991.


Last Update: 7 Jul 2018