"'sg?'^] Eighth Supplement to the A. O. U. Check- List. 1 23 



648a. Compsothlypis americana usneae Brewster. 



Northern Parula Warbler. 



Compsothlypis americana usnece Brewster, Auk, XIII, Jan. 



1896, 44. 



[B 16^, part, C 58, /rt//, R %Z, part, C 93, /<z/-/.] 



Geog. Dist. — New England, New York, and westward along 

 the northern tier of States, and northward into the Maritime 

 Provinces and Ontario, migrating southward beyond the United 

 States in winter. 



6526. Dendroica aestiva rubiginosa (Pall.). 



Alaskan Yellow Warbler. 



Motacilla rubiginosa Pallas, Zoogr. Rosso- Asiat. I (18 11 .'), 



1831, 496. 

 Dendroica cestiva rubiginosa Oberholser, Auk, XIV, Jan. 



1897, 76. 



[B 201, part, C 70, /(zr/, R c^T), part, C iii,/^!!r/.] 



Geog'. Dist. — Alaska and British Columbia, southward through 

 western United States in migration. 



654a. Dendroica caerulescens cairnsi Coues. 



Cairns's Warbler. 



Dendroeca cxrulescens cairnsi Coues, World's Cong, on Orn. 



of 1893, Nov. 1896, 138. 

 Dendroica ccerukscens cairnsi Coues, Auk, XIV, Jan. 1897, 97. 



[B i()2,, part, C ^d, part, R <^!\, part, C 117, /<?;/.] 



Geog. Dist. — Higher parts of the Alleghanies, from Virginia 

 to Georgia. 



Subgenus CHAM.aGTHLYPIS Ridgw. 



Chamcethlypis Ridgw. Man. N. Am. Bds. 1887, 525. Type, 

 Geothlypis poliocephala Baird. 

 (Accidentally omitted from the Check-List, 2d ed., 1895.) 



