ADDENDA 497 



148. Marila marila. Scaup Duck. 



N. part of N. Hemis. In N.Am. breeds from Aleutians, nw. Alaska, 

 Gt. Slave Lake, and cen. Keew. s. to N.D. and s. B.C.; winters from Aleu- 

 tians, Nev., Colo., Lake Ont., and Me. s. to Fla., the Bahamas, s. Tex., 

 a. N.M., and s. Calif. 



149. Marila affinis. Lesser Scaup Duck. 



Breeds from Yukon Vail, and Ft. Anderson, Mack., s. to Lake Erie, 

 Iowa, Colo, (casually), s. Mont., and cen. B.C.; winters from s. B.C., Nev., 

 Colo., Lake Erie, and N.J. s. to Bahamas, Lesser Antilles, and Panama. 



150. Marila collaris. Ring-necked Duck. 



Breeds from s. B.C., n. Alb., and Lake Winnipeg s. to Wis. and N.D.; 

 winters from s. B.C., N.M., n. Tex., s. 111., and N.J. s. to P.R. and Guat. 



151. Clangula clangula americana. Golden-eye. 



Breeds from cen. Alaska, N. Mack., cen. Keew., n. Ung., and Newf. 

 s. to n. New Eng., n. N.Y., n. N.D., s. Mont., and s. B.C.; winters from 

 the Aleutians, Utah, Neb., Lake Erie, Maine, and N.B. s. to Fla., cen. 

 Mex., and s. Calif. 



152. Clangula islandica. Barrow Golden-eye. 



Breeds from s. cen. Alaska, nw. Mack., and n. Ung. to Que., s. Colo., 

 and s. Ore. ; winters from Alaska, Mont., Gt. Lakes, and Gulf of St. Lawr. 

 to New Eng., Neb., Colo., and Calif. 



153. Charitonetta albeola. Buffle-head. 



Breeds from the upper Yukon, the lower Mack., Gt. Slave Lake, and" 

 cen. Keew. s. to Ont., n. Wyo., and B.C.; winters from Aleutians, Colo., 

 and N.Y. s. to Fla. and cen. Mex. 



154. Harelda hyemalis. Old-squaw. 



N. part of N. Hemis. In N. Am. breeds from Is. of Bering Sea, Arctic 

 coast of Alaska, Melville Is., Grinnell Land, and n. Greenl. s. to Hudson 

 Bay, e. cen. Mack., and Aleutians ; winters from the Aleutians, Greenl., 

 and Gulf of St. Lawr. s. to Fla., Tex., Colo., and Calif. 



155. Histrionicus histrionicus. Harlequin Duck. 



N. N. Am. and e. Asia. Breeds from Kowak and Yukon Rivers, Arctic 

 coast, and Greenl. s. to Newf., n. Ung., cen. Mack., and B.C.; s. in mts. 

 to sw. Colo, and cen. Calif. ; in flocks in summer near Pribilof and Aleu- 

 tian Is. and on coast of Wash.; winters from Calif., Colo., Lake Mich., 

 and Gulf of St. Lawr. s. to Me. and rarely N.J. 

 160. Somateria dresseri. Eider. 



Breeds from s. Ung. and Newf. to Me. and Hud. Bay; winters from 

 Newf. to Va., and casually to Colo. 

 163. Oidemia americana. Scoter. 



N. N. Am. and e. Asia. Breeds from Kotzebue Sound to Aleutians, 

 also Hud. Bay, Newf., etc.; winters from Is. of Bering Sea to Japan and 

 Calif., Gt. Lakes, and occasionally Colo., Wyo., etc. 



165. Oidemia deglandi. White-winged Scoter. 



Breeds from ne. Siberia, Alaska, Mack., and n. Ung. s. to Que., N.D., 

 Alb., and cen. B.C.; winters on Pac. coasts to China and L.C., on Gt! 

 Lakes, and Atl. coast to Fla. ; casually to Colo., Neb., and La. ; non-breed- 

 ing birds occur in summer as far s. as R.I. and Monterey, Calif. 



166. Oidemia perspicillata. Surf Scoter. 



Breeds from Kotzebue Sound to Sitka, and from nw. Mack, and Hud. 

 Strt. s. to Que., Keew., and Gt. Slave Lake; non-breeding birds occur in 

 summer on Pac. coast to L.C. and on Atl. to L. I. ; winters on both coasts, 

 Gt. Lakes, and casually Colo., Kan., Iowa, 111., and La. 



167. Erismatura jamaicensis. Ruddy Duck. 



Breeds from cen. B.C., Gt. Slave Lake, s. Keew. and n. Ung. s. to Me., 

 Ont., Neb., n. N.M., cen. Ariz., and n. L.C.; winters from s. B.C., Ariz., 

 N.M., and Me. s. to Lesser Antilles and Costa Rica. 



168. Nomonyx dominions. Masked Duck. 



W.I. and Tropical Am. Rare and local from lower Rio Grande in Tex., 

 Mex., Guat., and w. S. Am. 



