268 VERTEBRATES I BIRDS. 



America east of the Rocky Mountains, is sixteen inches 

 long, and the wing over seven inches. 



The Red-breasted Teal, Q. cyanoptera, Cass., of West- 

 ern North America, is nearly eighteen inches long, and 

 the wing seven and a half inches. 



The Genus Spatula has the bill much longer than the 

 head, and spatulate, widening to the end. 



The Shoveller, or Spoonbill, 5. clypeata, Bdie, of North 

 America and Europe, is twenty inches long, the wing nine 

 and a half inches. 



The Genus Chaulelasmus has the bill as long as the 

 head, and the lamellae distinctly visible below the edges. 

 It is represented by the Gadwall, or Gray Duck, C. strepe- 

 ms, Gray, of North America and Europe, which is twenty- 

 two inches long, the wing ten and a half inches. 



The Genus Mareca has the bill shorter than the head ; 

 tail pointed ; upper parts finely waved with black and 

 gray or reddish brown ; under parts white. 



The Baldpate, or American Widgeon, M. americana, 

 Steph., of North America, is nearly twenty-two inches 

 long, and the wing eleven inches ; head and neck gray- 

 ish, spotted and banded with black, a broad green patch 

 around and behind the eye, and top of the head nearly 

 white. 



The English Widgeon, M. penelope, Bonap., of the Old 

 World, and accidental in North America, is twenty inches 

 long, and the wing over ten and a half inches ; head and 

 neck reddish brown, and top of the head cream-color. 



The Genus ^zlrhas the bill high at the base, the head 

 crested, claws short, curved, and very sharp. It com- 

 prises the most beautiful ducks. 



The Summer or Wood Duck, A. sponsa, Boie, of North 

 America, is nineteen inches long, and the wing nine and 

 a half inches. Its exquisitely beautiful plumage surpasses 

 description. It builds its nest in a hollow tree or limb 



