GEN. 7-13 OP KEY. 



19. CINCLUS MEXICANXJS Sw. 

 ^f^Ater Ouzel. Dipper. 



[20]. PHYLLOPNEUSTB BOEEALIS Blasius. 

 Xtennlcott's Sylvia. 



21. EEGULUS CALENDULA (L.) Light. 



Ruby-crovrned ICing'let. 



22. EEGULITS SATBAPA Light. 

 Crolden-crested Kingrlet. 



23. POLIOPTILA CSIRULEA (L.) Scl. 



BIne-grray Crnatcatclier. 



24. POLIOPTILA MELANTJRA LaWr. 

 Black-beaded Crnatcatcber. 



25. POLIOPTILA PLUMBEA Bd, 

 Plumbeous Cruatcatcber. 



26. CHAM^aSA PASCIATA Game. 

 Vasciated Tit. Oround "Wren. 



27. LOPHOPHATfES BICOLOR (L.) Bp. 



Tufted Titmouse. 



28. LOPHOPHANES IlfOIllfATTJS (Gamb.) Cass. 



Plain Titmouse. 



29. LOPHOPHANES ATEICRISTATUS Cass. 



Black-crested Titmouse. 



30. LOPHOPHAWES WOLLWEBERI Bp. 



Bridled Titmouse. 



31. PARUS ATRICAPILLTJS L. 

 Black-capped Cbickadee. 



31a. PARUS ATRICAPILLUS L., 

 var. septentkionai-is (Harris) All. 

 Iiong--tailed Cbickadee. 



