ORDER ANSERES. 73 



Range. — Northern Hemisphere. In North America breeds on the 

 Arctic coast from Alaska to Keewatin and south to southern California, 

 southern Colorado, northern Nebraska, northern Iowa, and northern 

 Illinois; winters from southern British Columbia, Nevada, Arizona, 

 southern Missouri, southern Wisconsin, southern Ohio, Pennsylvania 

 (rarely), and Delaware south to Porto Rico and Panama, and in 

 Hawaii; in migration occasional on the Atlantic coast to northern 

 Ungava, Greenland, and Newfoundland, and in Bermuda. 



Genus AIX Boie. 



Aix BoiB, Isis, XXI, 1828, 329. Type, by subs, desig., Anas sponsa 

 LiNN^us (Eyton, 1838). 



Aix spdnsa (Linn^sus). Wood Duck. [144.] 



Atios sponsa LinnjEus, Syst. Nat., ed. 10, I, 1758, 128. (Virginia and 

 Carolina.) 



Range. — Temperate North America. Breeds from southern 

 British Columbia, central Saskatchewan, northern Ontario, New 

 Brunswick, and Nova Scotia south to central California, southern 

 Texas, Florida, and Cuba; winters chiefly in United States from 

 southern British Columbia, Kansas, Illinois, Indiana, Pennsylvania, 

 and New Jersey south to southern California and the Gulf of Mexico; 

 accidental in Bermuda, Mexico, Jamaica, and Europe. 



SuBPAMiLT FULIGULINiE!. Sea Ducks. 



[Genus NETTA Kaup. 



Netta Kaup, Skizz. Entw.-Gesch. Eur. Thierw., 1829, 102. Type, by 

 monotypy, Anas rufina Pallas. 



N6tta rufina (Pallas). Rufous-crested Duck. [145.] 



Anas rufina Pallas, Reise Russ. Reichs, II, 1773, 713. (Caspian Sea.) 



Range. — Eastern Hemisphere; accidental in eastern United States]. 



