Perching Birds Chiefly Dull Colored 



-4&"iW 



623. Black-whiskered Vireo {Vireo calidris barba- 

 tulus). L. 6. Ads. A dusky streak on either side of the 

 throat, crown slate without a black border; back olive- 

 green; below white, lowei belly, under tail- and under 

 wing-coverts yellowish; no wing-bars. Notes. Re- 

 semble those of No. 624 but song more emphatic and 

 hesitating. 



Range. — Breeds in Cuba, Bahamas and southern Florida; winters 

 In Central Ameiica. 



624. Red-eyed Vireo {Vireo olivaceus). L. 6.2. 

 Ads. Crown slate, on either side a narrow black 

 border; a white line over eye; above olive-green; below 

 white; under wing-coverts sulphur; no wing-bars; 

 no dusky streaks on throat. Notes. Call, a petulant, 

 complaining whang; song, a broken, rambling recitative 

 "you see it — you know it — do you hear me? — do you 

 believe it?" 



Range. — Eastern United States, wesi to the Rockies and British 

 Columbia, east of Cascades; breeds from the Gulf States to Labrador, 

 Manitoba, and British Columbia; winteis in Central and South Amer- 

 ica. 



632. Hutton Vireo {Vireo huttoni). L. 4.8. Ads. 

 Underparts dusky grayish white with a faint yellow 

 tinge; above dusky olive-green; lores and eye-ring 

 grayish, not conspicuous; two white wing-bars. Notes. 

 A piping whistle like the call of a young bird, pee-yer, 

 pee-yer; and a hoarse whistle oh-mv, oh-iny, oh-my. 



Range. — California, west of Sierra; resident. 



632a. Stephen Vireo (V. h. stephensi). Similar to 

 No. 622, but grayer above, whiter below, wing-bars 

 broader. 



Range.— Mexican boundary from western Texas to southeastern 

 California. 



632c. Anthony Vireo (V. h. obscurus). Similar to 

 No. 632, but darker, and averaging slightly smaller. 



Range. — "Pacific coast, from Oregon to southern British Columbia; 

 south in winter to California." (A. O. U.) 



647. Tennessee Warbler {Helminthophila peregrina) . 

 L. 5. No wing-bars; little or no white in tail. Ad. rj\ 

 Head bluish gray; a whitish line over eye; back olive- 

 green; below grayish white. Ad. $. Gray of head 

 with more or less olive-green; stripe over eye and un- 

 derparts yellower. Yng. Similar to 9, but entirely 

 bright olive-green above; yellower below. Notes. 

 Song scarcely distinguishable from that of the Chip- 

 ping Sparrow, but first two syllables twip instead of 

 chip. (Jones.) 



Range.— Eastern North America, west in migrations to the Rocky 

 Mountains; breeds from New Brunswick, northern New England, 

 northern New York, and Minnesota, north to Quebec and Alaska; 

 winters in Central and northern South America. 



747. Kennicott Willow Warbler ( Phvllopseustes 

 borealis). L. 5. Ads. Above olive-green; below 

 white tinged with yellowish, sides greenish; a whitish 

 line over eye; a narrow whitish wing-bar; no white in 

 tail. Notes. Call, a monotonous d{it\ song, resembles 

 trill' of Redpoll. (Seebohm.) 



Range.— Asia, east to western Alaska. 



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