Perching Birds Marked With Blue 



65*. Cerulean Warbler (Cendroica cerulea). L. 5. 

 Ad. cf . A gray-blue breast band; above bright gray- 

 blue streaked with black; wing-bars and spots in tail 

 white. Ad. 9 and Yng. <j\ Above blue-gray washed 

 with greenish, below yellowish white; a whitish line 

 over eye. Notes. Call, a warbler lisp and tchip of the 

 Myrtle Warbler; song resembling that of Parula 

 Warbler. (Brewster.) (See page 180.) 



Range. Mississippi Valley, breeding north to Minnesota and east 

 to Cayuga County', New York, Maryland, and West Virginia; gener- 

 ally rare east of Alleghanies; migrates south through Texas and 

 winters in Central and South America. 



597. Blue Grosbeak (Guiraca ccerulea). L. 7; W. 

 3.4. Ad. c?. Deep, dark blue, back blacker and 

 sometimes with brownish edgings; lesser wing-coverts 

 broadly, greater win^-coverts narrowly tipped with 

 chestnut. In winter more or less tipped with brown- 

 ish above and below. Ad. 9- Above grayish brown, 

 deepest on head; belcv/ grayish white washed with 

 buffy; wing-bars buff. Some specimens show more or 

 less blue, particularly about head. Yng. <$. Like 9 

 but browner. Notes. Call, a strong, harsh, ptchick; 

 song, a beautiful but feeble warble, somewhat like 

 that of Purple Finch and with a slight resemblance to 

 that of Rose-breasted Grosbeak. (Ridgw.) 



Range. Eastern United States; breeds from the Gulf north to 

 Maryland and southern Illinois; winters south of United States into 

 Mexico and Central America; casually north as far as Maine and 

 Quebec. 



597a. Western Blue Grosbeak (G. c. la^ula). Sim- 

 ilar to No. 597, but larger, W. 3.6; male brighter blue; 

 back blacker; tips of wing-coverts paler, those of greater 

 coverts usually decidedly paler than those of lesser 

 coverts and averaging wider than those of No. 597. 

 Female averaging paler, less brown. 



Range. Western United States; breeds from Mexico north to 

 Kansas, southern Nebraska, Colorado, and northern California; 

 winters in Mexico and Central America. 



598. Indigo Bunting (Cyanospi^a cyanea). L. 5.4. 

 No white wing-bars. Ad. tf. Deep blue, darkest 

 on head. In winter brown, paler below, more or less 

 mixed with blue. Ad. $. Above brown; below 

 whitish washed with brown with a suggestion of streaks; 

 lesser wing-coverts and margins of tail-feathers usually 

 tinged with blue. Yng. Similar to 9 but below more 

 streaked; browner, and generally without blue tinge. 

 Notes. Call, a sharp pit; song, a tinkling, unsympa- 

 thetic, rapid warble, July, July, summer-summer's here', 

 morning, noontide, evening, list to me. 



Range. Eastern United States, west to the Plains, casually to Col- 

 orado; breeds north to Nova Scotia and Manitoba; winters in Central 

 America. 



181 



