Niptomomys thelmae Gunnell & Gingerich, 1981 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Primates family Microsyopidae genus Niptomomys species Niptomomys thelmae Name Homonyms Niptomomys thelmae Gunnell & Gingerich, 1981