Merychippus sumani (Merriam, 1915) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Perissodactyla family Equidae genus Scaphohippus species Merychippus sumani Name Synonyms Merychippus stylodus (Merriam, 1915) Scaphohippus sumani (Merriam, 1915) Homonyms Merychippus sumani (Merriam, 1915)