Percentage taxon composition pie diagram of the higher classification of endoparasite diversity occurring in Nearctic subterranean rodents (Family Geomyidae) derived from literature records published from 1857 through 2020. Among these endoparasites, the Nemata represent 46% of the species found followed by Cestoda (41%), Protozoa (11%), and Acanthocephala at just 2%.