Doryperimys olsacheri was named by Kramarz et al. (2015). Its type specimen is MOZ-PV 955, a mandible (right mandibular fragment with p4–m3), and it is a 3D body fossil. Its type locality is Barda Negra 1, which is in a Colhuehuapian fluvial volcaniclastic in the Cerro Bandera Formation of Argentina.