TO Synopsis of the Birds 
Migrate in winter to tropical climates. The greater number 
sing sweetly. 
Peculiar to America. Closely allied to Tamnophilus on 
one side, to Muscicapa on another, Sylvia on a third, and 
Tanagra on a fourth, thus uniting the two families Canori 
and Passerini. Some of the species correspond to Tamno- 
philus, in the form of the bill and feet, and differ only in that 
of the wings. 
87. Vireo flavifrons, Vieili. Yellow-olive ; throat, breast, 
frontlet and line round the eye yellow ; belly white ; wings 
bifasciate with white, and with the tail blackish. 
Yellow-throated Flycatcher , Muscicapa sylvicola , Wits. Am . 
Orn. ii. p. 117. pi. i.fig. 3. 
Inhabits forests during summer: rather common. 
88 . Vireo solitaries, Vieili. Olive-green; head bluish-gray; 
line round the eye white ; breast pale cinereous ; belly white, 
yellow each side ; wings bifasciate with white, and with the 
tail blackish. 
Solitary Flycatcher , Muscicapa solitaria , Wils. Am. Orn . 
ii* P- 143. pi. 17. fig. 6. 
Inhabits the southern and middle states during summer : 
very rare. 
89. Vireo noveboracensis, Nob. Yellow-olive; beneath white, 
sides yellow ; line round the eye, and spot near the nostrils, 
rich yellow ; wings bifasciate with pale yellow, and with the 
tail blackish ; irides white. 
White-eyed Flycatcher , Muscicapa cantatrix, Wils . Am . 
Orn. ii. p* 1 66.pl. 18. fig. 6. 
Muscicapa noveboracensis , Gm. Vireo musicus , Vieili. 
Inhabits the United States during summer, proceeding 
gradually from the south to the north as the season advances : 
common. 
90. Vireo gilvus, Nob. Pale-green olive ; head slightly in- 
