40 



AFATID2E. 



\J\ 



227. BFFFEL-HEADED GoLDENEYE. Clangula albeola (Linnaeus). Pour 

 occurrences in Gt. Britain at long intervals. i 



"Wing-spot as in last. 



Male. Head and throat glossy bluish black ; large white patch form-** 

 ing an erectile crest behind round nape ; scapulars white ; wing-spot 

 white. 



Female. Head and neck ash-brown, with same white patch on head. 

 Length 14-15 inches. 



228. LONG-TAILED DUCK, or " CALLOO." Harelda glacialis (Linnaeus). 

 Autumn to spring ; doubtless breeds sparingly in the Shetlands. 



Tail of fourteen feathers ; bill much shorter than head, slightly nar- 

 rowing and rounded towards the tip ; axillaries brown. 



Male in summer. Forehead, fore crown, and sides of head sooty grey ; 

 space round eye whitish ; throat, neck, and breast black ; back black, 

 margined with rufous. 



Male in winter. Scapulars white ; rump black. Two centre tail-feathers 

 black, and about five inches longer than the rest, which are white. Length 

 17 inches. 



Female, summer. Greyer than in winter. 



Female., winter. Crown and chin dark brown ; sides of head dull 

 white, patch on each side of neck dark brown ; tail not elongated. 

 Length 16 inches. 



229. HARLEQUIN DTJCK. Cosmonetta histrionica (Linnaeus). Very 

 rarely in winter. 



Bill much shorter than head, and Goose-shaped ; a small lobe on each 

 side of the mandible ; tail much graduated. 



Male. General colour dull blue ; head and neck blackish blue ; rusty 

 red stripe from eye to nape, with white line above ; flanks chestnut- 

 red ; white marks across breast. Wing-spot purple. Length 17 inches. 



Female. General colour brown above ; below whitish ; white patch on 

 forehead, and white spot behind eye. Wing-spot bluish black. Length 

 14 inches. 



230. STELLEE'S EIDER. Somateria stelleri (Pallas). Two occurrences : 

 Norfolk, Feb. 1830 ; Yorkshire, August 1845. \ 



Male. Head and back of neck white ; line across forehead, spot 

 between bill and eye, and patch on nape green. Wing-spot purple 

 between two white bars. 



Female. General colour rufous brown, crossed with short black bars 

 below ; wing-spot bluish black. Length 18-20 inches. 



231. KING EIDER. Somateria spectabilis (Linnaeus), 

 winter. 



Rarely, in 



Arctic 



America, 



Greenland. 



Y\ Central line of feathers on the upper mandible running down to 

 . Jl. *> nostrils. 



Male. Crown bluish grey, sides of head below eye pale green ; black 

 stripe on throat, meeting at chin ; scapulars black. 



