Ptilodus mediaevus Cope, 1881 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia family Ptilodontidae genus Ptilodus species Ptilodus mediaevus Name Synonyms Chirox plicatus (Cope, 1884) Ptilodus ferronensis Gazin, 1941 Ptilodus plicatus (Cope, 1884) Homonyms Ptilodus mediaevus Cope, 1881