ORDEK PASSERES. 265 



Spizella pusilla (WILSON). 



RANGE. United States and southern Canada. 



a. Spizella pusilla pusilla (WILSON). Field Sparrow. [563.] 



Fringilla pusilla WILSON, Amer. Orn., II, 1810, 121, pi. 16, fig. 2. (Penn- 

 sylvania.) 



RANGE. Eastern North America. Breeds in Transition and Austral 

 zones from southern Minnesota, southern Michigan, southern Quebec, and 

 southern Maine to central Texas, central Louisiana, and northern Florida; 

 winters from Missouri, Illinois, southern Pennsylvania, and New Jersey to 

 the Gulf coast, casually further north. 



b, Spizella pusilla arenScea CHADBOURNE. Western Field Sparrow. [563a.] 



Spizella pusilla arenacea CHADBOURNE, Auk, III, April, 1886, 248. (Lar- 

 edo, Texas.) 



RANGE. Great Plains region. Breeds in Upper Austral Zone from south- 

 eastern Montana and southwestern North Dakota to central Nebraska; win- 

 ters from south of its breeding range to southern Texas, Louisiana, and Nuevo 

 Leon, Mexico. 



Spizella wortheni RIDGWAY. Worthen's Sparrow. [564.] 



Spizella wartheni RIDGWAY, Proc. U. S. Nat. Mus., VII, 1884, 259. (Sil- 

 ver City, New Mexico.) 



RANGE. New Mexico and Mexico. Breeds from Silver City, 

 New Mexico, to Tamaulipas, Mexico; winters south to southern 

 Puebla. 



Spizella atrogularis (CABANIS). Black-chinned Sparrow. [565.] 



Spinites atrogularis CABANIS, Mus. Hein., I, 1851, 133 (note). (Mexico.) 



RANGE. Breeds in desert and coast ranges of southern California, 

 Arizona, and southern New Mexico to northern Lower California 

 and south over the Mexican tableland to Hidalgo, Puebla, Mexico, 

 Jalisco, and Michoacan; winters in the southern part of its breeding 

 range and south to Cape San Lucas. 



