Mammalia - Rodentia - Eomyidae

Alternative combination: Gymnoptychus minimus

Belongs to Adjidaumo according to A. E. Wood 1980

Sister taxa: Adjidaumo burkei, Adjidaumo craigi, Adjidaumo intermedius, Adjidaumo maximus, Adjidaumo minutus

Type specimen: Its type locality is Pipestone Springs, which is in a Chadronian terrestrial claystone in the Renova Formation of Montana

Ecology: ground dwelling herbivore

Average measurements (in mm): m1 0.950 x 0.900