Mammalia - Rodentia - Cricetidae

Alternative combination: Neodon paroperarius

Belongs to Microtus according to C. J. Bell and G. S. Bever 2006

Sister taxa: Microtus agrestis, Microtus arvalis, Microtus australis, Microtus brecciensis, Microtus bucharicus, Microtus californicus, Microtus chrotorrhinus, Microtus drummondi, Microtus duodecimcostatus, Microtus epimticeps, Microtus guatemalensis, Microtus guentheri, Microtus guildayi, Microtus hibbardi, Microtus irene, Microtus kikuchii, Microtus leucurus, Microtus llanensis, Microtus longicaudus, Microtus mandarinus, Microtus meadensis, Microtus mexicanus, Microtus middendorffi, Microtus miurus, Microtus montanus, Microtus morlani, Microtus oaxacensis, Microtus ochrogaster, Microtus oeconomus, Microtus pennsylvanicus, Microtus pinetorum, Microtus quasiater, Microtus richardsoni, Microtus rossiaemeridionalis, Microtus umbrosus, Microtus xanthognathus, Pitymys aratai, Pitymys cumberlandensis, Pitymys mcnowni, Pitymys nemoralis, Pitymys parvulus

Type specimen: Its type locality is Cudahy, which is in an Irvingtonian terrestrial horizon in the "Crooked Creek" Formation of Kansas

Ecology: ground dwelling herbivore

Average measurements (in mm): M1 2.13 x 1.17, M2 1.67 x 1.04, M3 1.87 x 0.94, m1 2.84 x 1.04, m2 1.51 x 0.93

Estimated body mass: 130.9 g based on m1 length