ORDER ANSERES. 89 



Subfamily CYGNINiE. Swans. 

 Genus OLOR Wagler. 



Olor Wagler, Isis, XXV, 1832, 1234. Type, by subs, desig., Cygnus 

 musicus Bechstein = Anas cygnus Linn.s;us (Gray, 1840). 



[Olor cygnus (Linnaeus). Whooper Swan. [179.] 



Anas cygnus Linn^tjs, Syst. Nat., ed. 10, 1, 1758, 122. ("Scania.") 



Range. — Northern part of the Old World. Breeds in northern 

 Europe and Asia, including Iceland, and formerly was not rare in 

 Greenland, where it still occurs as an occasional visitant; winters 

 from Great Britain and southeastern Europe as far south as Egypt.] 



Olor columbitous (Ord). WMstling Swan. [180.] 



Anas columhianus Ord, in Guthrie's Geog., 2d Am. ed., 1815, 319. 

 (Below the great narrows of the Columbia River.) 



Range. — North America. Breeds from northern Alaska south to 

 Becharof Lake, Alaska Peninsula, and on Arctic islands from about 

 latitude 74° south to northern Mackenzie and northwestern Hudson 

 Bay; in migration occurs west to Bering Island; winters on the Pacific 

 coast from southern British Columbia, rarely south to southern Cali- 

 fornia, and in the interior from Lake Erie and southern Illinois to coast 

 of Louisiana and Texas, and on Atlantic coast from Delaware and 

 Maryland to South Carolina, rarely north to Massachusetts and south 

 to Florida; casual in northern Mexico; accidental in Scotland and 

 Bermuda. 



Olor buccinator (Richardson). Trumpeter Swan. [181.] 



Cygnus buccinator Richardson, Fauna Bor.-Am., II, 1831 (1832), 464. 

 (Hudson Bay.) 



Range. — Interior and western North America. Breeds from the 

 Rocky Mountains to western shore of Hudson Bay and from the 

 Arctic Ocean to about latitude 60°; formerly bred south to Indiana, 

 Missouri, Nebraska, Montana, and Idaho, and casually wrat to Fort 

 Yukon and British Columbia; winters from southern Indiana and 



