WHITE WAGTAIL. 



431 



head and cheeks dull white ; the black colour at the 

 occiput covers less space, and the edges of the wing-coverts 

 incline to a greyish white. 



The vignette below represents the male bird in the 

 plumage of summer and winter and renders a description 

 of the plumage in winter unnecessary, the white chin and 

 neck in front being the principal difference. 



