314 



NATATORES. 



ANATID.E. 



ANATWJS. 



THE VELVET SCOTER. 



Oidemia fuse a. 



Anasfnsca, Velvet Duck, 



PENN. Brit. Zool. vol. ii. p. 247. 



MONTAGU, Ornith. Diet. 



BEWICK, Brit. Birds, vol. ii. p. 337. 



Oidemia Scoter, FLEM. Brit. An. p. 119. 



SELBY, Brit. Ornith. vol. ii. p. 333. 



JENYNS, Brit. Yert. p. 239. 



GOULD, Birds of Europe. 



Anas Canard double macreuse, TEMM. Man. d'Ornith. vol. ii. p. 854. 



OIDEMIA. Generic Characters. Bill swollen or tuberculated at the 

 base, large, elevated, and strong; the tip much depressed and flattened, 

 terminated by a large flat nail, which has its extremity rounded and 

 slightly deflected ; mandibles laminated, with the plates broad, strong, 

 and widely set. Nostrils lateral, elevated, oval, placed near the middle 

 of the bill. Wings of mean length, concave, acute. Tail short, graduated, 



