342 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Range. — Upper Austral Zone of California west of the Sierra Nevada from 

 Sonoma, Solano, Sutter, and Placer counties south to Kern County. 



Aimophila ruficeps obscura Dickey and van Rossem. Santa Cruz Sparrow. 



[580/.] 



Aimophila obscura Dickey and van Rossem, Condor, XXV, No. 4, July 

 28, 1923, 128. (Prisoner's Harbor, Santa Cruz Island, California.) 



Range. — Santa Cruz Island and probably Santa Catalina and Santa Rosa 

 islands, California. 



Aimophila ruficeps canescens Todd. Ashy Sparrow. [oSOd.] 



Aimophila ruficeps canescens Todd, Condor, XXIV, No. 4., July 29, 1922, 

 126. (San Diego, California.) 



Range. — San Diegan district of southern California (Austral zones) from 

 Ventura Coimty south across the Mexican boundary into extreme northwestern 

 Lower California. 



Aimophila ruficeps Iambi Grinnell. Cape Colnett Sparrow. [580e.] 



Aimophila ruficeps Iambi Grinnell, Auk, XLII I, No. 2, April 7, 1926, 244. 

 (Colnett, Lower California, lat. 31°.) 



Range. — Northern Lower California, west of the Colorado desert from lat. 

 30° 30' nearly to the United States boundary. 



Aimophila ruficeps sororia Ridgway. Laguna Sparrow. [580c.] 



Aimophila ruficeps sororia Ridgway, Auk, XV, No. 3, July, 1898, 226. 

 (Victoria Mts., Lower California.) 



Range. — Mountains of the Cape district of Lower California, in the Upper 

 Austral Zone. 



Aimophila ruficeps eremoeca (Brown). Rock Sparrow. [5806.] 



Peucita ruficeps eremoeca N. C. Brown, Bull. Nuttall Orn. Club, VII, 

 No. 1, Jan., 1882, 26. (Boerne, Kendall Co., Texas.) 



Range. — Breeds in the Wichita Mountains, Oklahoma, and from Cook 

 County, Texas, southwest to the Pecos River. Winters in Mexico south to 

 Puebla and Vera Cruz. 



Aimophila ruficeps scotti (Sennett). Scott's Sparrow. [580a.] 



Peucaea ruficeps scottii Sennett, Auk, V, No. 1, Jan., 1888, 42. (Pinal 

 County, Arizona.) 



Range. — Southern Arizona, northern New Mexico, southeastern Colorado, 

 and southwestern Texas south to Sonora, Chihuahua, and Durango. Casual 

 in Colorado. 



