12. SCELOPORUS 335 



Cave Creek, Paradise Valley), Yuma (Yuma, Colorado 

 River five miles north from Laguna, Tinaja Alta, Parker), 

 Mohave (mouth of Beaverdam Creek, Fort Mohave), and 

 Coconino (Grand Canyon), counties. 



In Utah, it has been found in Washington County, near 

 St. George and in Diamond Valley 10 miles north of St. 

 George, at Bellevue, and near Rockville and Springdale. 



In Nevada, it is known to occur in Clark (Callville, 

 Vegas Valley, Pahrump Valley, Bunkerville, Indian Spring 

 Valley), Lincoln (Pahranagat Valley, Pahranagat Moun- 

 tains, Caliente), Nye (Ash Meadows, Rhyolite), Esmeralda 

 (Grapevine Mountains, Columbus), Churchill (Fallen), 

 and Washoe (Wadsworth, Derby, The Willows, Pyramid 

 Lake at Indian Agency, Sutcliffe, Anaho Island, Pyramids 

 at north end of lake), counties. 



In California, it has been collected in Inyo (Panamint 

 Mountains at Cotton wood Canyon, Coal Kilns and at 3800 

 feet on Willow Creek, Emigrant Canyon, Shepherd Canyon, 

 Argus Range, Lone Pine, Owens Valley, Little Lake, Inyo 

 Mountains at Mazourka Canyon), Kern (Walker Pass, 

 Kern River at Bodfish, Onyx, Weldon, Mohave), Fresno 

 (Los Gatos Canyon six miles northwest from Coalinga, 

 Coalinga), San Bernardino (Lone Willow Spring, Pilot 

 Knob, Mohave Desert near base of the Granite Mountains, 

 Lane's Mill, Barstow, Ludlow, Needles, Turtle Mountains, 

 Hesperia, Victorville, Warren's Wells, Cushenbury Springs, 

 Box-S. Springs at north base of the San Bernardino Moun- 

 tains), Los Angeles (Manzana, Antelope Valley, Pallett, 

 Fairmont), Riverside (Cabazon at 1700 feet, Dos Palmos 

 Spring at 3000 feet, San Bernardino Mountains east from 

 Coachella, Mecca, 35 miles east from Mecca, Cottonwood 

 Springs), San Diego (Warner Pass, La Puerta, Jacumba), 

 and Imperial (Holtville, New River, Silsbee, Colorado 



