342 



NESTS AND EGGS OF 



498. Red-winged Blackbird. Upper, male ; lower, female (After Audubou), 



498a. SONORAN KED-WING. Agelaius phwniceus sonoriensis Ridgw. Geog, 

 Dlst. — Northern Mexico and contiguous borders of the United States, from the Lower 

 Rio Grande Valley and Southern Arizona north to the Lower Colorado Valley, Cali- 

 fornia and Chilliwack, British Columbia. 



This is a larger race than the Northern Red-wing, with a smaller bill, and in the 

 male the upper parts are Mghter colored; the female is also paler in color. The nest- 

 ing habits, eggs, etc., are identical with those of A'ffelaius phceniceiis. 



