Protungulatum donnae Sloan & Van Valen, 1965 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia family Arctocyonidae genus Protungulatum species Protungulatum donnae Name Synonyms Protungulatum mckeeveri Archibald, 1982 Homonyms Protungulatum donnae Sloan & Van Valen, 1965