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' Female in lointer same as the male ; 

 in summer, upper parts duller ; top of 

 head similar to back ; mottling on 

 breast plainer. 



Imfnature birds in the fall, grayish 

 brown above, with whiter margins to 

 tail and wing feathers ; lower parts 

 largely white ; spots on the breast very 

 distinct, forming a gorget ; broad 

 yellowish white supercilium. 



Distribution. — Europe, Asia from 

 northern Siberia to India ; migrant in 

 the Yangtse Valley. 



BLUE HEADED WAGTAIL. 



BUDYTES FLAVUS SIMILLIMUS, L. 



Description. — This species very 

 closely resembles the Gray Headed 

 Wagtail (B. borealis), but may be 

 distinguished in the male, by the darker 

 crown, and the white chin and 

 mustache ; in the female, by the darker 

 green upper parts ; and in both sexes, 

 by the white streaks on the ear coverts, 

 and the large, distinct, whitish super- 

 cilium. 



Distrihution and habits. The same 

 as those of the Blue Headed Wagtail. 

 It is also a migrant in the Yangtse 

 Valley. 



There are two other very similar 

 species, also migrants in the Yangtse 

 Valley, which may be met with : 



The Green Headed Wagtail (B. flavus 

 taivanus), which may be distinguished 

 by a green crown, uniform in color with 

 the throat, a broad yellow supercilium, 

 and a yellow throat ; 



The Yelloio Headed Wagtail, (B. 

 citreola), may be distinguished by the 

 bright yellow head and black mantle in 



