Merychippus Leidy 1856 (horse)

Mammalia - Perissodactyla - Equidae

Alternative spelling: Protohippus (Merychippus)

Invalid subtaxa: Merychippus (Protohippus) quartus Osborn 1918 [nomen vanum], Merychippus isonesus quartus Osborn 1918 [nomen vanum], Merychippus quartus Osborn 1918 [nomen vanum]

Full reference: J. Leidy. 1856. Notices of Extinct Vertebrata Discovered by Dr. F. V. Hayden, during the Expedition to the Sioux Country under the Command of Lieut. G. K. Warren. Proceedings of the Academy of Natural Sciences of Philadelphia 8:311-312

Parent taxon: Equinae according to B. J. MacFadden 1998

See also Alroy 2002, Bravo-Cuevas and Ferrusquía-Villafranca 2006, Carroll 1988, Downs 1956, Gidley 1907, Hay 1902, Kelly 1995, Macdonald 1992, Osborn 1918, Prothero and Schoch 1989, Quinn 1955, Scott 1895 and Stirton 1940

Sister taxa: Acritohippus, Calippini, Equini, Hipparionini, Hippodon, Hippotheriini, Protohippini, Scaphohippus, Stylonus

Subtaxa: Merychippus (Merychippus) Merychippus (Protohippus) Merychippus brevidontus Merychippus calamarius Merychippus californicus Merychippus coloradense Merychippus eohipparion Merychippus eoplacidus Merychippus gunteri Merychippus insignis Merychippus labrosus Merychippus missouriensis Merychippus patruus Merychippus primus Merychippus proparvulus Merychippus quintus Merychippus relictus Merychippus republicanus Merychippus sejunctus Merychippus seversus Merychippus stevensi

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Type: Merychippus insignis

Ecology: ground dwelling grazer-browser


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

• Miocene of Mexico (4), United States (122: California, Colorado, Florida, Louisiana, Maryland, Montana, Nebraska, Nevada, New Mexico, Oregon, South Dakota, Texas, Virginia, Wyoming)

Total: 127 collections including 139 occurrences

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Specimen images are retrieved through the ePANDDA API.

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