ORDER PASSERES. 269 



Junco insularis RIDGWAT. Guadalupe Junco. [572.] 



Junco insularis RIDGWAY, Bull. Geol. & Geog. Surv. Terr., II, No. 2, 

 April 1, 1876, 188. (Guadalupe Island, Lower California.) 



RANGE. Guadalupe Island, Lower California. 



GENUS AMPHISPIZA COUES. 



Amphispiza COUES, Birds Northwest, 1875, 234. Type, by orig. desig., 

 Emberiza bilineata CASSIN. 



Amphispiza bilineata (CASSIN). 



RANGE. Arid plains of western United States from southeastern 

 California and northern Nevada east to western Texas and south into 

 northern Mexico. 



a. Amphispiza bilineata bilineata (CASSIN). Black-throated Sparrow. [573.] 



Emberiza bilineata CASSIN, Proc. Acad. Nat. Sci. Phila., V, 1850, 104, 

 pi. 3. (Rio Grande, Texas.) 



RANGE. Lower Sonoran Zone of northern middle Texas south into Nuevo 

 Leon and Tamaulipas. 



6. Amphispiza bilineata deserticola RIDGWAY. Desert Sparrow. [573o.] 



Amphispiza bilineata deserticola RIDGWAY, Auk, XV, July, 1898, 229. 

 (Separates publ. May 13.) (Tucson, Arizona.) 



RANGE. Arid plains of Sonoran zones from east central California, north- 

 ern Nevada, northern Utah, southeastern Colorado, and western Texas 

 south to central Lower California, Chihuahua, and Sonora; winters from 

 southern border of United States southward. 



Amphispiza belli (CASSIN). Bell's Sparrow. [574.] 



Emberiza belli CASSIN, Proc. Acad. Nat. Sci. Phila., V, 1850, 104, pi. 4. 

 (Near Sonoma or San Diego, California.) 



RANGE. Valleys and foothills of California, west of Sierra Nevada, 

 and Colorado Desert from about latitude 38 south to northwestern 

 Lower California; also on San Clemente Island. 



