[19] FISHERIES OF THE UNITED STATES. 157 



Order ANSERES. — The Lamellirostral Swimmers. 

 Family ANATIDiE.— The Duck Tribe. 



[586.] Olor cygrms (Linn.). European Swan. Palsearctic region; 

 casual in South Greenland. 



[587.] Olor bewicki (Yarrell). Bewick's Swan. Northern part 

 of Palsearctic region (very doubtfully American). 



588. Olor coluinbianus (Ord.). Whistling Swan. [561 a.] 



North America in general, breeding far northward ; 

 accidental in Scotland. 



a. No. 86026. J ad. Currituck Sound, North Carolina; I. Hiuckley. 



b. No. 81230. Juv. Saint Michael's, Alaska; E. W. Nelson. 



589. Olor buccinator (Rich.). Trumpeter Swan. [562.] Inte- 



rior of North America; more rare on the Pacific, and 

 casual on the Atlantic coast ; breeding from Iowa and 

 Dakota northward. 



590. Chen caerulescens (Linn.). Blue-winged Goose. [564.] 



Interior districts of North America, breeding north- 

 ward; migrating south through Mississippi Valley. 



a. No. 77308. 9 ad. Logan County, Illinois, April 28, 1871 ; Smith. 



b. No. 84694. Juv. Chicago, Illinois, October, 1875; E. W. Nelson. 



591. Chen hyperboretis (Pall.). Snow Goose. [563.] North 



America in general, breeding toward arctic coast; 

 more abundant eastward. 



a. No. 79109. Juv. Johnston Town, Virginia; C. R. Moore. 



59 In. Chen hyperboreus albattts (Cass.). Lesser Snow 

 Goose. [563 a.} North America in general, breed- 

 ing far northward; more numerous westward. 



a. No. 88968. $ ad. Point Barrow, Alaska, June 13, 1882 ; J. Murdoch. 



b. No. 84695. Juv. Chicago, Illinois, November, 1875; E. W. Nelsou. 



599. Chen rossi (Baird). Ross's Snow Goose. Western North 

 America, breeding in arctic districts between Mc- 

 Kenzie River and Hudson's Bay (?). 



a. No. 77163. Ad. . Stockton, California, December, 1878 ; L. Beldiug. 



[593.] Anser albitrons (Gmel.). European White-fronted 

 Goose. Palaearctic region; breeding also in South- 

 eastern Greenland. 



593a. Anser albif rons gambeli (Hartl.). American White- 

 fronted Goose. [565, 566.] North America in 

 general, breeding far northward. 



a. No, 88971. $ ad. Poiut Barrow, Alaska, June 19, 1882; J, Murdoch, 



