? contorta Ameghino, 1889 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata class Mammalia order Rodentia family Dinomyidae Name Homonyms ? contorta King, 1943 ? contorta Koby, 1885 ? contorta Prévot, 1947 ? contorta Ameghino, 1889 ? contorta O.F.Müller, 1774