Appendix. 



Birds with conspicuous bright yellov/, 

 either generally diffused or in restricted 

 spots. 



a. Males almost completely yellow; back 

 oHve-green in tone, and faint reddish 

 brown streaks on breast. Females with 

 olive-greenish tinge. 



Yellow Warbler . . i6i 



h. Almost completely yellow; back olive- 

 green; forehead deep yellow, but cap 

 black. Female without black cap and 

 with back more olive-green. 



Pileolated Warbler . 170 



c. Almost completely yellow, with black 

 cap, wings and tail. 



American Goldfinch . 1 1 1 



d. Breast bright yellow; back greenish, 

 brownish, grayish or black. 



a'. With black mask on side of face 

 and over forehead, bordered behind 

 by a gray band. 



Western Yellow-throat . 168 



b'. With black throat. Adult male 

 with middle of back, wings and tail 

 also black. 



Bullock's or Arizona Hooded 

 Oriole . . 100- 10 1 



c' . With black crescent on yellow breast. 

 Back streaked gray and brown. 



Western Meadow Lark . 98 



d' . With black cap, wings and tail. 

 Back grayish or oHve-greenish. 



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