Perching Birds Marked With Yellow or Orange 



685. Wilson Warbler (Wilsonia pusilla}. L. 5. 

 No white in plumage. Ad. tf. Crown shining bhck; 

 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-' tsbea. (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- 

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

 trict " (Ridgw ) (See paee 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. 

 (Ridffw.) (See page 102.) 



685b. Golden Pileolated Warbler (Uf. p. chryseo- 

 la). Similar to No. 6853, 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.) 



677. 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. ?. 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 trt'chas}. 

 L. 5.2; W. 2.1. Ad. (j\ 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. d\ Similar to Ad. ?, 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.) 



68 I a. Western Yellow-throat (G. t. accident alts'). 

 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.) 



193 



677. 



