DistributionRead full entry
Range DescriptionThis species is endemic to Mexico, where it occurs in the states of Coahuila, Durango, Nuevo LeÃ³n, San Luis PotosÃ, Tamaulipas and Zacatecas, and in the United States in New Mexico and Texas (HernÃ¡ndez et al. 2004). The species occurs at elevation of 10 to 2,150 m asl (Pilbeam and Bowdery 2005).
The northernmost distribution in Otero, New Mexico and El Paso, Texas is taken from Benson (1982) and has not been confirmed since.