10. UTA 245 



the peninsula of Lower California, except the northwestern 

 corner, the desert regions of southeastern California north 

 to Inyo County, southern Nevada, all of Arizona, and ex- 

 tends thence to New Mexico, Texas and Sonora. 



In California, this Uta has been collected in San Diego 

 (La Puerta Valley, Carrizo Creek, Mountain Spring, Val- 

 lecito, Warner Pass), Imperial (Cane Spring, Salt Creek, 

 Salton Lake, Hanlon Ranch, Fort Yuma, Yuma Indian Res- 

 ervation, Pilot Knob, Meloland, Imperial Junction, New 

 River, Colorado River twenty miles above Picacho and op- 

 posite Cibola), Riverside (Colorado River opposite Ehren- 

 berg, Blythe, Riverside Mountain, Mecca, Indio, Cabazon, 

 Carrizo Creek, Santa Rosa Mountains, Palm Springs, Snow 

 Creek), San Bernardino (14 miles northeast from Blythe 

 Junction, Turtle Mountains, Hesperia, Victorville, Barstow, 

 Ludlow, Needles, Goffs thirty miles west from Needles, 

 five miles south from Lovic, Oro Grande, Leach Point 

 Spring, Borax Flat, Pilot Knob, Lone Willow Spring), 

 Kern (Mohave), and Inyo (Olancha, Lee Flat, Shoshone, 

 15 miles north from Darwin, Keeler, Owens Valley, Coso 

 Valley, Coso, Coso Mountains, Panamint Valley, Ballarat, 

 Panamint Mountains at Johnson Canyon and Emigrant 

 Spring, Mesquite Valley, Death Valley at Salt Wells, Mes- 

 quite Well, Saratoga Springs, and Furnace Creek, Funeral 

 Mountains), counties. It is said to intergrade with U. s. 

 hes-peris along the western edge of its range, as at Julian and 

 Mountain Springs, San Diego County, Palm Canyon, Snow 

 Creek, and Banning, Riverside County, Cajon Wash, San 

 Bernardino County, Pallett and Gorman, Los Angeles 

 County, and Walker Pass and Weldon, Kern County. Speci- 

 mens from Laws, Kearsarge Pass, Independence, and Car- 

 roll Creek, in Inyo County, are said to show intergradation 

 with U. s. stanburiana. 



Nevada specimens which probably represent this sub- 



