Mammalia - Perissodactyla - Equidae
Alternative spelling: Hippidium
Synonyms: Onohippidion Filhol 1888, Onohippidium Moreno 1891, Parahipparion Ameghino 1904
Parent taxon: Equini according to B. J. MacFadden 1998
See also Alberdi and Prado 1992, Alberdi and Prado 1993, Carroll 1988, Cope 1881, Dos Santos Avilla et al. 2015, Gidley 1907, Hay 1902, Kelly 1995, Kelly 1998, Lydekker 1894, MacFadden 1997, MacFadden and Skinner 1979, McKenna and Bell 1997, Oliver Schneider 1926, Prado and Alberdi 1996, Prothero and Schoch 1989, Rusconi 1934 and Scott 1913
Sister taxa: Allohippus, Boreohippidion, Calippus, Dinohippus, Equus, Equus proversus, Heteropliohippus, Parapliohippus, Plesippus, Pliohippina, Pliohippus, Protohippina, Protohippus
Subtaxa: Hippidion angulatus Hippidion devillei Hippidion principale Hippidion saldiasi Hippidium (Plagiohippus) Hippidium bonaerense Hippidium entrerianum Hippidium principale Onohippidium compressidens Parahipparion extensus Parahipparion saldiasi
Ecology: ground dwelling grazer-browser
Distribution:
• Quaternary of Argentina (30 collections), Bolivia (5), Brazil (18), Chile (20), Peru (4), Uruguay (7), Venezuela (1)
• Blancan of United States (2: California)
• Pliocene to Pleistocene of Venezuela (1)
• Pliocene of Argentina (4), Chile (1)
• Hemphillian of United States (1: Texas)
Total: 94 collections including 101 occurrences
Specimen images are retrieved through the ePANDDA API.
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