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GENUS FULIGULA 



SEA DUCKS. 



[Tn this class, the head is rather larger, neck rather shorter and thicker, 

 than in the preceding Genus, (A'cs,) j.lumagc more dense, feet stronger, at;tl 

 the hind toe with a band appendage, which is the principal distinction.] 



FULIGULA VALISNERIANA— WILSON. 



CANVASS BACK DUCK. 



Canvassbackcd Duck, Anas valisnciin, WiU. Amcr. Orn. 

 Fuligula vaiisnerht, b inap. Syn. 

 FuliguJa \alisnc-n,i, Canva.-s-back Duck, Sw. & lt ; ch. 

 Canvass-back Dick, f'uligula valisncriana, And. Orn. Biog. 

 Canvass backuJ D.ick, Nutt. Mjii. 



Specific Character — Bill black, iholenglli about tlirec inches and 

 very high at the base ; fore part of the head a: d the throat dusky; 

 irides deep red; breast brownish-black. Adult male with tho 

 forehead, J oral space, throat and upper part of the head dusky, 

 sides of the head, neck all round for nearly the entire length, red- 

 dish chestnut; lower neck, fore part of the breast aud back 

 black, rest of the back white, closely marked w:th undulating lines 

 of black ; rump and upper tail-coverts blackish ; wing-coverts 

 gray, speckled with blackish ; primaries and secondaries light 

 slate color. Tail short, the feathers pointed ; lower part of the breast 

 and abdomen white; flanks same color, finely pencilled with 

 dusky; lower tail-coverts blackish-brown, intermixed with white. 

 Length twenty-two inches, wing nine and one quarter. 



Female, upper parts grayish-brown ; neck, sides and abdomen 

 the same ; upper part of the breast brown ; belly white, pencilled 

 with blackish ; rather smaller than the male, with the crown 

 blackish-brown. 



This species is not found in any part of Europe. Its richly fla- 

 vored flesh is admitted by all to be superior to any other of this 



