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Equus francisci Hay 1915 (horse)

Osteichthyes - Perissodactyla - Equidae

PaleoDB taxon number: 46270

Alternative combination: Asinus francisci

Synonyms: Equus (Hemionus) calobatus Troxell 1915 (no. 104802), Equus achates Hay and Cook 1930 (no. 46253), Equus arrelanoi Mooser 1958 (no. 46256), Equus calobatus Troxell 1915 (no. 46260), Equus quinni Slaughter 1962 (no. 46304)

Belongs to Equus according to R. C. Hulbert 1995

Sister taxa: Equus (Amerhippus), Equus (Dolichohippus), Equus (Hemionus), Equus (Hesperohippus), Equus (Hippotigris), Equus (Plesippus) crenidens, Equus africanus, Equus alaskae, Equus asinus, Equus australis, Equus caballus, Equus capensis, Equus complicatus, Equus conversidens, Equus cumminsii, Equus curvidens, Equus enormis, Equus excelsus, Equus fraternus, Equus fromanius, Equus giganteus, Equus holmesi, Equus idahoensis, Equus jubatus, Equus leidyi, Equus midlandensis, Equus nalaikhaensis, Equus nearcticus, Equus nevadanus, Equus niobrarensis, Equus pacificus, Equus parastylidens, Equus pectinatus, Equus przewalskii, Equus pseudaltidens, Equus quagga, Equus santaeelenae, Equus scotti, Equus semiplicatus, Equus simplicidens, Equus tabeti, Equus taeniopus, Equus yunnanensis, Equus zebra, Equus (Asinus) kiang, Asinus africanus, Onager altidens, Plesippus francescana

Type specimens:

  • Equus francisci: TAMU 2518, a partial skeleton
  • Equus achates: DMNS 1085, a tooth (isolated upper M2).
  • Equus arrelanoi:
  • Equus calobatus: YPM 13470, a limb element (left metatarsal). Its type locality is Rock Creek, which is in an Irvingtonian terrestrial horizon in the Tule Formation of Texas.
  • Equus quinni:

Ecology: ground dwelling grazer

Average measurements (in mm): m1 21.7 x 12.8