1S98.] Fatten.— 77z^ Birds oj Dzibliii Bay. 239 



Order ANSERES. 

 Bernicia brenta, Pallas. Brent Goosk.— Common ou the mud- 

 slobs of Clontarf in winter. Easily distinguished by the pre- 

 dominence of black in its plumage. 

 Tadorna cornuta, Gmel. Common Shet^drakb.— Frequent on the 

 North Bull and mud-slobs of Clontarf in autumn and winter. Often 

 collects into large flocks. Easily recognised by the broad chestnut 

 "shield " round the neck. 

 Anas boscas, Linn. W11.D Duck.— Occurs in winter about the North 



Bull and Dublin Bay. Characters familiar. 

 Spatula clypeata, Linn. ShoveIvLER. — A few occur in winter about 



Dublin Bay (Williams.) Bill characteristic. 

 Daflla acuta, Linn. Pintaii^. — Occasionally found in winter. Tail 



of the drake is characteristic. 

 Querquedula crccca, Linn. Common Teai,. — Frequent in winter. 



Characters familiar. 

 IVIareca penelope, Linn. Wigron. — Common in winter. Characters 



familiar. 

 Fulls:ula marlla, Linn. Scaup. — Head black like that of the Tufted 

 Duck and Golden-eye, but the grey back of the Scaup at once dis- 

 tinguishes it. Frequent in winter (Williams). 

 F. cristata. Leach. Tufted Duck.— Occasional!)^ occurs in Dublin 

 Bay in winter (Williams.) Colour — black beak, white breast. Head 

 tufted. Irides orange. 

 Clangula grlaucion, Linn. Goi,den-EYE. — Like the last, occasionally 

 occurs in winter. Distinguished from the Tufted Duck b}^ the white 

 patch on the side of the cheek, and the yellow and black legs. Irides 

 orange. 

 Somaterla spectabllls, Linn. King Eider- — Has once occurred, 

 viz. : — at Kingstown, October i, 1S37 (Thompson, in Morris's British 

 Game-birds^ ■^. 2/\(), Q.ndi Life and Leiteis of A. G. Afore, p. 613). A large 

 heavy bird with vermilion-coloured beak and feet. In the adult 

 male the neck and chest are light-coloured, and the back and 

 abdomen dark. 

 /Edemia nigra, Linn. Common Scoter — Occurs occasionally 



in Dublin Bay. Colour black. 

 >e. persplclllata, Linn. Surf Scoter. — Extremel}- rare. Has 

 been obtained once at Clontarf in October, 1880 (Sir R. Payne- 

 Gallwey in Fowler in Ireland, p. 113. and Life and Letters of A. G. More, 

 p. 613.) Colour black, with patches of white on the head. 

 IVIcrgus merganser, Linn. Goosander. — Rare. Occurs chiefly in 

 severe winter weather (Williams). Bill thin and serrated. Feathers 

 on head form a crest. 

 lYl. serrator, Linn. Red-breasted Merganser. — Common in 

 winter. Bill also serrated, but feathers of the head form a much 

 longer crest than those of the preceding species. 



Trinity College, Dublin. 



