of the United States. 385 



very common from Florida to Canada ; not farther north ; 

 partially migrating-, more numerous during winter in the 

 middle and southern states. 



3-23. Anas sponsa, L. Metallic, throat white ; a pendent 

 crest ; mirror purplish-blue, tipped with white ; under wing- 

 coverts white, spotted with black ; tail of fourteen feathers. 

 Bill small, tapering. 



Male, head and crest golden green, with two white stripes; 

 breast and sides of the rump, dark chesnut. 



Female, head and crest brownish ; a white space round 

 the eye. 



Summer Duck, or Wood Duck, Anas sponsa, Wils. Am. 

 Orn. viii. p. 91. pi. id. Jig. 3. 



Inhabits throughout North America, Mexico, and the West 

 Indies, not extending far to the north : common during sum- 

 mer in the northern and middle states, where it breeds : mi- 

 gratory : a few resident in the southern. Builds on trees. 



329. Anas discors, L. Mirror green, bordered above with a 

 single white band ; wing coverts light-blue ; quill shafts 

 dusky ; tail of fourteen feathers. 



Male, head and neck purple-green ; crown black ; a white 

 crescent each side of the head before the eye. 



Female, head and neck wholly dusky. 



Blue-ivinged Teal, Anas discors, Wils. Am. Orn. vii. p. 74. 

 pl.6t.jig. 4. 



Inhabits throughout North America, Mexico, and the West 

 Indies, breeding to the north, wintering to the south : com- 

 mon in the middle states at their double passage in spring 

 and autumn : very numerous during winter in the southern 

 states : do not extend far north. Closely allied to Anas quer- 

 quedula of the old world.* 



* Anas querquedula, L. Mirror ashy-green, bordered with two white 

 bands, one above, the other below ; wing-coverts bluish-ash : quill shafts 

 pure white ; tail of fourteen feathers. 



