Megachoerus zygomaticus (Troxell, 1920) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Artiodactyla family Entelodontidae genus Megachoerus species Megachoerus zygomaticus Name Synonyms Archaeotherium zygomaticum (Troxell, 1920) Homonyms Megachoerus zygomaticus (Troxell, 1920)