Hyracotherium montanum (Wortman, 1896) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Perissodactyla family Equidae genus Protorohippus species Hyracotherium montanum Name Synonyms Eohippus montanus (Wortman, 1896) Pliolophus montanus (Wortman, 1896) Protorohippus montanus (Wortman, 1896) Homonyms Hyracotherium montanum (Wortman, 1896)