Plate XIII 



1. Yet i,o\v-THROATED Warbler, Male. 4. Gracl's VVAHiiLEK, Pemale. 



2. "I'Ei.LOw-niKOATED Warbler. Female. 5. Black-throated (hiAV W^hbler. Male. 



3. Grace's Warbler. Male. C. Black-throated Gray Wakbier, Female 



(ONE-HALJ- natural size.) 



