Jan., 1909. Birds of Illinois and Wisconsin — Cory. 



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i«5 



General plumage, black; a patch of scarlet on the shoulder. 



Agelaius phcenicens {male), and races. 

 Red-winged Blackbird. 



See Nos. 226, 226a. 



?1^/- 



Rusty Blackbird. 



General plumage, black; no red shoulder patch; head, not tinged 

 with purple. Enphagiis caroliniis {male). 



Rusty Blackbird. 



See No. 231. 



General plumage, black, glossed on the head with purplish or 

 violet black, and back and under parts, tinged with metallic green; 

 no red on shoulder; wing, rarely less than 5 inches long. 



Euphagus cyanocephalus {male ) . 

 Brewer's Blackbird. 

 See No. 2^2. 



