Anthracotherium gibbiceps (Marsh, 1894) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Artiodactyla family Anthracotheriidae genus Heptacodon species Heptacodon gibbiceps Name Homonyms Anthracotherium gibbiceps (Marsh, 1894)