BIRDS OF THE BRITISH ISLES. 



247 



with grey, with fine vermiculations of dark grey ; upper tail- 

 coverts, black ; speculum, grey ; under parts, greyish-white, 

 vermiculated with grey ; under tail-coverts, black ; irides, 

 red ; bill, black, showing a broad band of blue across the 

 centre ; legs and toes, bluish-grey ; webs, black. Length, 

 about eighteen inches. The female has the chin whitish ; 

 head, neck, and breast, brownish. The remainder of 

 plumage shows more brown than in the male. 



IRe^crestefc pocbarfc. 



THE Red-crested Pochard (Fuligula rufina, Pallas) is a 

 rare irregular winter migrant to the British Isles, and also 



