Subspecies and Distribution. C.m.maulinusPhilippi,1872—CChile(TalcaProvince,MauleRegion). C. m. brunneus Osgood, 1943 — C Chile (Cautin and Malleco provinces, La Araucania Region), at 1000-2000 m altitude. Also recorded in Nuble Province (Bio Bio Region, Chile) and in Neuquén and Rio Negro provinces (Argentina), but subspecies involved not known. in Ctenomyidae

Subspecies and Distribution. C.m.maulinusPhilippi,1872—CChile(TalcaProvince,MauleRegion). C. m. brunneus Osgood, 1943 — C Chile (Cautin and Malleco provinces, La Araucania Region), at 1000-2000 m altitude. Also recorded in Nuble Province (Bio Bio Region, Chile) and in Neuquén and Rio Negro provinces (Argentina), but subspecies involved not known.