DistributionRead full entry
Distribution: Texas except eastern fourth, SW Oklahoma, W/S New Mexico, SE Arizona (in vicinity of San Pedro River), Kansas, Colorado, Mexico (Chihuahua, Cuohuila, Durango, Nuevo León, Zacatecas, Chihuahua [HR 35: 82]).
Type locality: Beckham County, Oklahoma, near the confluence of the north fork of the Red River and Suydam Creek (after SMITH & TAYLOR 1950).
Type locality: Vicinity of North Fork of the Red River, and Elm Fork, R20N, T4N, S34, Southern Oklahoma Adolescent Alcoholics Rehabilitation Ranch, Quartz Mountain State Park, Kiowa County, Oklahoma (fide BELL et al. 2003).