CATALOGUE OF CANADIAN BIRDS. 597 



three at Canmore and four at Banff, Rocky Mountains, in June, 

 1891, four at Revelstoke in May, 1890, one at Trail, B.C., May, 

 1902, one at Spence's Bridge, B.C., May, 1889, two at Old Wives' 

 Creek, Assa., May, 1895, two at Edmonton, Alta., May, 1897; ^1' 

 by Mr. W. Spreadborough. Two taken at Victoria, Vancouver 

 Island, in May, 1893, are of the eastern form. 



Four sets of eggs; one of three eggs taken at Medicine Hat, 

 Assa., June 2nd, 1894, by Prof. Macoun; one set at Edmonton, 

 Alta., June 14th, 1897, by Mr. W. Spreadborough; one at Aylmer, 

 Que., of four eggs, June 9th, 1898, by Mr. F. K. Whiteaves; one 

 set of three and one cowbird's egg taken at Billing's Bridge, near 

 Ottawa, May 31st, 1897, by Prof. Macoun; nest in a black currant 

 bush in a swamp. 



6526. Alaskan Yellow Warbler. 



DeTidroica cBstiva rubiginosa (Pall.) Oberholser. i 897. 

 West of Coast Range an abundant summer resident. {Fannin.) 

 Common summer resident at Chilliwack, B.C. {Brooks.) Rather 

 rare on Queen Charlotte Islands; seen twice in Cumshewa Inlet. 

 {Osgood.) One specimen taken at Deer Park, on the Columbia 

 River, in June, 1890, belongs to this form; quite common at 

 Agassiz, B.C., in May, 1889; common at Chilliwack, B.C., in 

 spring of 1901; none observed in the autumn; a summer resident 

 on Vancouver Island; first seen near Victoria on April 25th, 1893, 

 they were common in a day or two; nesting in willow and alder 

 thickets at Victoria, Comox and Nanaimo. {Spreadborough) 



Alaska in general, both along the coast and throughout the 

 interior; and southwest to Vancouver Island, migrating southward 

 in winter to California. {Ridgway.) This is perhaps the most 

 abundant warbler in Alaska. It is found everywhere in the 

 wooded interior. {Nelson.) Specimens of this species were 

 obtained from several localities. It is common at- many points on 

 the Yukon River. {Tutner) A single adult male taken June 

 23rd at Sitka, Alaska; and a few others heard previously in the 

 dense firs along Indian River were all noted on this occasion. 

 Yellow warblers, mostly in immature plumage were observed com- 

 monly in the Kowak valley, Kotzebue Sound, Alaska, in the latter 

 part of August. {Grinnell.) I am positive I have often heard 

 the song of this species at Bennett, June I7th-22nd. I took an 



