Subspecies and Distribution. C.c.castanopsBaird,1852—SEColoradoandSWKansas,USA,southwardtoNCoahuila,NNuevoLeon,andNTamaulipas,Mexico. C. c. consitus Nelson & Goldman, 1934 — E Chihuahua and W & S Coahuila S to NE Durango, Mexico. in Geomyidae

Subspecies and Distribution. C.c.castanopsBaird,1852—SEColoradoandSWKansas,USA,southwardtoNCoahuila,NNuevoLeon,andNTamaulipas,Mexico. C. c. consitus Nelson & Goldman, 1934 — E Chihuahua and W & S Coahuila S to NE Durango, Mexico.Published as part of Don E. Wilson, Thomas E. Lacher, Jr & Russell A. Mittermeier, 2016, Geomyidae, pp. 234-269 in Handbook of the Mammals of the World – Volume 6 Lagomorphs and Rodents I, Barcelona :Lynx Edicions on page 250, DOI: 10.5281/zenodo.660380