LAMELLIROSTRES, OK GEESE, DUCKS, ETC. 



201 



Duck, have the tarsi scutellate, and the hind toe sim- 

 ple. 



The Sea Ducks have the hind toe lohate, that is, fur- 

 nished with a large membranous appendage, and their 



FIG. 237. 



Canvas-back, Aythya vallisneria, Bonaparte. 



feet are very large, tarsi very short, and the webs of the 

 feet vert/ 'broad. The Red-head, Canvas-back, Golden- 

 eye, Harlequin, Eider, etc., are \vell-known examples. 



The Mergansers are fishing ducks which are at once 

 distinguished from all others by their cylindrical bill, and 

 their prominent teeth-like lamella?, which point back- 

 ward. They pursue and capture fish under water. 



SUB-SECTION XIII. 

 THE ORDER OF STEGANOPODES OR TOTIPALMATE BIRDS. 



THE name Steganopodes comes from the Greek word 

 steganos, covered, and pous, podos, the foot, and is applied 

 to Gannets, Pelicans, Cormorants, Snake-birds, Man-of-war 



