Subspecies and Distribution. M. m. macroura Lichtenstein, 1832 — C & W Mexico (Nayarit E to Tamaulipas) and S to Honduras, but not including the Yucatan Peninsula. M. m. eximius Hall & Dalquest, 1950 — E Mexico (S Veracruz). M. m. milleri Mearns, 1897 — N Mexico (Sonora and Sinaloa to Coahuila N) to S USA (S Arizona, New Mexico & Texas). M. m. richardsoni Goodwin, 1957 — Nicaragua and Costa Rica. in Mephitidae

Subspecies and Distribution. M. m. macroura Lichtenstein, 1832 — C & W Mexico (Nayarit E to Tamaulipas) and S to Honduras, but not including the Yucatan Peninsula. M. m. eximius Hall & Dalquest, 1950 — E Mexico (S Veracruz). M. m. milleri Mearns, 1897 — N Mexico (Sonora and Sinaloa to Coahuila N) to S USA (S Arizona, New Mexico & Texas). M. m. richardsoni Goodwin, 1957 — Nicaragua and Costa Rica.Published as part of Don E. Wilson & Russell A. Mittermeier, 2009, Mephitidae, pp. 532-562 in Handbook of the Mammals of the World – Volume 1 Carnivores, Barcelona :Lynx Edicions on page 558, DOI: 10.5281/zenodo.568475