GREY-LEGGED GOOSE. 



)3 



NATATORES. 



ANATIDJE. 



THE GREY-LEGGED GOOSE. 



Anas anser. Grey Lag Goose, 



,, ,, ferus Grey Lag Goose, 



Penn. Biit. Zool. vol. ii. p. 228. 

 Mont. Ornith. Diet. 

 Bewick, Brit. Birds, vol. ii. p, 299 ; 

 but not the figure. 

 Flem. Brit. An. p. 126. 

 ,, Lag Wild Goose, Selby, Brit. Ornith. vol. ii. p. 261. 

 Wild Goose, Jenyns, Brit. Vert. p. 222. 



,, ,, Grey Lag Wild Goose, Gould, Birds of Europe, pt. xviii. 



Anas anser ferus, Die cendr£e ou premiere, Temm. Man. d'Ornith. vol. ii. p. 813. 

 Anser ferus, ,, ,, ,, ,, ,, ,, pt. iv. p. 517. 



Anser palustris, 

 „ ferus. 



Goose, 



Anser. Generic Characters. — Beak not longer than the head, conical, 

 elevated at the base, which is covered with a cere, or skin ; under mandible 

 smallerthan the upper. Nostrils lateral, placed towards the middle of the 

 beak, pierced anteriorly. Legs under the centre of the body ; the tarsi long, 

 the hind toe free, articulated upon the tarsus. 



The fifth and last Order of Birds, the Natatores, or Swim- 

 mers, remains now to be considered. A large portion of 



