Prolimnocyon antiquus Matthew & Granger, 1915 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia family Hyaenodontidae genus Prolimnocyon species Prolimnocyon antiquus Name Synonyms Prolimnocyon elisabethae Gazin, 1952 Homonyms Prolimnocyon antiquus Matthew & Granger, 1915