298 



NATATORES. 



ANATIDJ3. 



ANATIDM. 



THE EIDER DUCK, 



OR ST. CUTHBERT'S DUCK. 



Somateria mollissima. 



Anas mollissima, Eider Duck, 



Somateria 



Anas 



PENN. Brit. Zool. vol. ii. p. 243. 



MONTAGU, Ornith. Diet. 



BEWICK, Brit. Birds, vol. ii. p. 322. 



Common Eider, FLEM. Brit. An. p. 119. 



SELBY, Brit. Ornith. vol. ii. p. 338. 



Eider Duck, JENYNS, Brit. Yert. p. 237. 



GOULD, Birds of Europe. 



Canard Eider, TEMM. Man. d'Ornith. vol. ii. p. 848. 



SOMATERIA. Generic Characters. Bill swollen and elevated at the 

 base ; extending up on the forehead, where it is divided by an elongated, 

 descending, angular projection of feathers down the surface. Nostrils 

 lateral, oval, small. Legs short ; feet of four toes, broadly webbed, hind 

 toe with a deeply-lobated membrane. Wings only of moderate length, 

 with the first quill-feather equal in length to the second. 



