ORDER PASSERES. 265 
Spizella pusilla (W1LsoNn). 
Rance.— United States and southern Canada. 
a. Spizella pusilla pusilla (Witson). Field Sparrow. [563.] 
Fringilla pusilla Witson, Amer. Orn., II, 1810, 121, pl. 16, fig. 2. (Penn- 
sylvania.) 
Rance.— 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 arendcea CHADBOURNE. Western Field Sparrow. [563c.] 
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 Rripacway. Worthen’s Sparrow. [564.] 
Spizella worthent Ripaway, 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.) 
RancE.— 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. 
