Appendix. 



i. No yellow except golden crown bordered 

 with black. 

 a'. Back olive-green; size very small. 



Golden-crowned Kinglet 194 



b'. Back streaked brownish and blackish 

 brown. Back of crown ashy or 

 whitish. 



Golden-crowned Sparrow 123 



III. Birds without any conspicuous color, but 

 with a trace of yellow, markings of rufous, 

 olive-green or iridescent green. 

 I. Birds with some trace of yellow, either in 

 special areas or in general tone. 

 a. Yellow on some part of the head. 

 a' . Dull yellow on crown. 



a". Back streaked dark brown and 

 buff. 



Golden-crowned Sparrow 123 



b" . Back plain olive-green. 



Lutescent Warbler . 160 



c" . Back and breast plain gray; rump 

 sometimes yellow. Bill stout; size 

 larger than a sparrow. 



Female Pine Grosbeak . 104 



/'. Back and breast olive-gray; rump 

 yellowish; bill crossed. 



Female or young Crossbill. 



b\ Faint yellow stripe above the eye. 

 General effect of plumage streaked 

 brown and white. 



Savanna Sparrow Group 1 1 7 



247 



