4-24 3. 1GUANID& 



Owens Lake, Lone Pine, Little Lake, Independence, Owens 

 Valley at Ash Creek ten miles north from Bishop, Coso, 

 Coso Valley, Argus Range at Maturango Spring, Shoshone, 

 Deep Spring Valley, Saline Valley, Mazourka Canyon, 

 Panamint Valley, Panamint Mountains at Wild Rose Spring 

 and Willow Creek, Ballarat, Mesquite Valley, Amargosa 

 Desert, Death Valley at Bennett Wells and Furnace Creek, 

 Resting Springs, Funeral Mountains), and Mono (Benton), 

 counties. 



In Nevada, it has been secured in Clark (Vegas Valley, 

 Las Vegas, Pahrump Valley, Indian Spring Valley), Lin- 

 coln (Pahranagat Valley, Panaca, Caliente), Nye (Amar- 

 gosa Desert, Ash Meadows, Round Mountain at 6300 feet, 

 Peavine Creek at 6000 feet in the Toiyabe Mountains, 

 Rhyolite, Tonopah), Esmeralda (Grapevile Mountains, 

 Goldfield), Storey (Virginia City), Washoe (Reno, Sut- 

 cliffe, Pyramid Lake, Little High Rock Canyon, Lower 

 Truckee River, Derby, Wadsworth), Humboldt (head of 

 Humboldt River, Amos, Quinn River Crossing, Pine Forest 

 Mountains, Thousand Creek Ranch, and Leonard Creek, 

 Alder Creek and Big Creek Ranch, in the Pine Forest 

 Mountains), counties. 



From Oregon, I know of no records except Warner Lake 

 north from Plush, Lake County, although this species prob- 

 ably occurs in the eastern part of the state. 



From eastern Washington, Yarrow and Cope record it 

 from Fort Walla Walla. 



In Idaho, it has been collected in Owyhee (mouth of 

 Bruneau River, plains across river from Glenns Ferry), 

 Jerome (lava plains between Shoshone and the Snake River, 

 sage plains between Shoshone and Blue Lakes, plains near 

 Blue Lakes), Gooding (plains between Bliss and Snake 

 River), and Cassia (Cottonwood Creek) counties. Cope 



