DistributionRead full entry
Global Range: Only known from southern San Diego County (Lake Hodges to the border) in the United States and from northern Baja California, Mexico (to Colonet acc. to Oberbauer or to El Arco acc. to Wiggins, or to 23 km south of Parador Catarina acc. to CNNDD), California. Also in Riverside County, California (Fish and Wildlife Service 1999).