DistributionRead full entry
Range DescriptionThis species occurs in the Sierra Madre Occidental of western Mexico from southern Sinaloa through southwestern Durango. A disjunct population occurs in northwestern Jalisco, Mexico. The species is not present on the east-facing slopes of the Sierra Madre (Webb 1967). It has been reported from approximately 426 (Jalisco) to 2,133 m asl (Webb 1967).