Merychippus coloradense Osborn 1918 (horse)

Mammalia - Perissodactyla - Equidae

Alternative combinations: Hipparion coloradense, Neohipparion coloradense

Synonyms: Hipparion sanfondensis Frick 1933, Neohipparion sanfondensis Frick 1933

Full reference: H. F. Osborn. 1918. Equidae of the Oligocene, Miocene, and Pliocene of North America, iconographic type revision. Memoirs of the American Museum of Natural History 2(1):1-217

Belongs to Merychippus according to B. J. MacFadden 1998

See also Galbreath 1953, Hesse 1936, Kelly 1995, Macdonald 1992, MacFadden 1984, Osborn 1918, Stirton 1940 and Webb and Hulbert 1986

Sister taxa: Merychippus (Merychippus), Merychippus (Protohippus), Merychippus brevidontus, Merychippus calamarius, Merychippus californicus, Merychippus eohipparion, Merychippus eoplacidus, Merychippus gunteri, Merychippus insignis, Merychippus labrosus, Merychippus missouriensis, Merychippus patruus, Merychippus primus, Merychippus proparvulus, Merychippus quartus, Merychippus quintus, Merychippus relictus, Merychippus republicanus, Merychippus sejunctus, Merychippus seversus, Merychippus stevensi

Type specimens:

  • Merychippus coloradense: AMNH 9094, a partial skeleton (Upper grinding teeth, m1- 2, of the left side, ulna, radius, and hind foot)
  • Hipparion sanfondensis: Its type locality is San Ildefonso Pueblo, which is in a Miocene terrestrial horizon in New Mexico.

Ecology: ground dwelling grazer-browser

Distribution:

• Miocene to Pliocene of United States (1: Oklahoma collection)

• Miocene of United States (16: Colorado, Nebraska, New Mexico, Wyoming)

Total: 17 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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