Peratherium innominatum (Simpson, 1928) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Didelphimorphia family Didelphidae genus Herpetotherium species Peratherium innominatum Name Synonyms Copedelphys innominata (Simpson, 1928) Herpetotherium innominatum (Simpson, 1928) Peradectes innominatus (Simpson, 1928) Homonyms Peratherium innominatum (Simpson, 1928)