Perching Birds Marked With Yellow or Orange. 



1- 



685. Wilson Warbler {Wilsonia pusilla). L. 5. 



No white in plumage. Ad. <j\ Crown shining bl :ck; 

 forehead, cheeks and underparts yellow; back olive- 

 green. Ad. 9. Similar, but crown-patch often 

 smaller, sometimes absent. Yng. ?. Crown-patch 

 absent. Notes. Song, 'tsh-tsh-tsh-Hsbea. (Nuttall ) 

 Suggests that of Redstart or Yellow Warbler. (Minot.) 



Range. — Eastern North America; breeds from Nova Scotia, north- 

 eastern Maine, and Ontario north to Labrador and Hudson Bay re- 

 gion; winters in Mexico and Central America; "occasional during mi- 

 gration in Colorado . . . and other parts of the Rocky Mountain dis- 

 trict " (Ridgw ) (See piee 192.) 



685a. Pileolated Warbler {IV. p. pileolata). Sim- 

 ilar to No. 685, but yellow deeper, olive brighter. 



Range. — Western North America; breeding throughout the Rocky 

 Mountain district from western Texas in higher mountains, north- 

 ward to Alaska, coast and interior; westward to eastern Oregon and 

 Queen Charlotte Islands; in migrations over all of western North Amer- 

 ica and east to Minnesota; in winter south to Central America. 

 (Ridjnv.) (See page 102.) 



685b. Golden Pileolated Warbler {IV. p. chryseo- 

 la). Similar to No. 685a, but still brighter, richer 

 yellow; forehead nearly orange; back brighter green. 



Range.— Pacific coast; breeds from southern California north to 

 British Columbia; in migration east to eastern Oregon; south to 

 Chihuahua and Lower California. (Ridgw.) (See page 192.) 



67 7. Kentucky Warbler {Geothlypis formosa). L. 

 5.6. No white in plumage. Ad. tf. Cheeks and 

 crown black, the latter tipped with ashy; back olive- 

 green; a yellow line over eye; below bright yellow. 

 Ad. 9. Similar, but less black in crown and on cheeks; 

 yellow duller. Notes. Song, a loud musical whistle, 

 turdle, turdle, turdle, suggesting notes of Carolina 

 Wren. 



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

 lower Hudson Valley, southern Michigan and eastern Nebraska; 

 winters in Central and northern South America. 



681. Maryland Yellow-throat {Geothlypis trichas). 

 L. 5.2; W. 2.1. Ad. c?. Forehead and cheeks black, 

 bordered behind by ashy; back olive-green; throat and 

 breast yellow, belly whitish washed with yellow, sides 

 brownish. Ad. 9. No black mask; above dull olive- 

 green, forehead brownish; throat and breast more or 

 less washed with yellow, belly whitish, sides brown- 

 ish. Yng. cf. Similar to Ad. 9, but browner; breast 

 yellow; cheeks and forehead with more or less half- 

 concealed black. Notes. Calls, pit, chit, or cback', 

 song, variable, often wichity, wichity,wichity. 



Range. — "Atlantic Coast district of United States; breeding In Vir- 

 ginia, District of Columbia, Maryland and southern Pennsylvania 

 (Carlisle), probably also in Delaware and southern New Jersey and 

 In upland portions of Carolinas and Georgia; .... south in winter to 

 Bahamas . . . . " (Ridgw.) 



681a. Western Yellow-throat (G. t. occidentalism. 

 Similar to No. 68id, but yellow below richer, border of 

 mask whiter and broader. 



Range. — Arid western United States; east to western portions of 

 Great Plains, north to Montana and eastern Washington (?) ; west to 

 southern California: breeding southward to northern Chihuahua and 

 northern Lower California; southward in winter to western Mexico and 

 Cape St. Lucas. (Ridgw.) 



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