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Equus conversidens Owen 1869 (horse)

Osteichthyes - Perissodactyla - Equidae

PaleoDB taxon number: 46262

Alternative combinations: Asinus conversidens, Equus (Hemionus) conversidens

Synonyms: Equus barcenaei Cope 1884 (no. 46257), Equus barcenoei Cope 1884 (no. 310638), Onager zoyatalis Mooser 1959 (no. 49332)

Belongs to Equus according to W. W. Dalquest 1979

Sister taxa: Equus (Amerhippus), Equus (Dolichohippus), Equus (Hemionus), Equus (Hesperohippus), Equus (Hippotigris), Equus (Sussemionus), Equus africanus, Equus alaskae, Equus asinus, Equus australis, Equus caballus, Equus calobatus, Equus capensis, Equus coliemensis, Equus complicatus, Equus curvidens, Equus excelsus, Equus fraternus, Equus fromanius, Equus giganteus, Equus hatcheri, Equus holmesi, Equus idahoensis, Equus intermedius, Equus jubatus, Equus laurentius, Equus leidyi, Equus mexicanus, Equus nalaikhaensis, Equus nearcticus, Equus nevadanus, Equus niobrarensis, Equus nobisi, Equus pacificus, Equus parastylidens, Equus pectinatus, Equus przewalskii, Equus pseudaltidens, Equus quagga, Equus santaeelenae, Equus scotti, Equus semiplicatus, Equus stenonis, Equus tabeti, Equus taeniopus, Equus yunnanensis, Equus zebra, Equus (Asinus) kiang, Asinus africanus, Onager onager, Plesippus francescana, Equus (Plesippus) crenidens

Type specimens:

  • Equus conversidens: IGM 403, a partial skull ( the maxillaries and part of the palate, with right and left P2-M3, of a small young adult horse)
  • Equus barcenaei: Its type locality is Tequixquiac, which is in a Pliocene terrestrial horizon in Mexico.
  • Onager zoyatalis:

Ecology: scansorial insectivore

Average measurements (in mm): P2 32.7 x 21.9, P3 25.2 x 25.4, P4 24.3 x 24.8, M1 22.2 x 23.6, M2 22.7 x 21.2, M3 23.3 x 18.7, p2 27.4 x 16.0, p3 26.8 x 16.6, p4 26.3 x 16.6, m1 23.9 x 14.7, m2 22.4 x 15.1, m3 29.8 x 13.9