Mammalia - Perissodactyla - Equidae
Alternative spelling: Protohippus (Merychippus)
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 FerrusquÃa-Villafranca 2006, Carroll 1988, Forsten 1975, Gazin and Collins 1950, Gidley 1907, Hay 1902, Kelly 1995, Leidy 1873, Prothero and Schoch 1989, Quinn 1955, Scott 1895, Scott 1913 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 isonesus secundus 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: Merychippus insignis
Ecology: ground dwelling grazer-browser
Distribution:
• Miocene to Pliocene of United States (1: Oklahoma collection)
• Miocene of Mexico (4), United States (128: California, Colorado, Florida, Louisiana, Maryland, Montana, Nebraska, Nevada, New Mexico, Oregon, South Dakota, Texas, Virginia, Wyoming)
Total: 133 collections including 149 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.