WARBLER. 215 



288.— PINE-SWAMP WARBLER. 



Sylvia pusilla, Pine-Swamp Warbler, Amer. Orn. v. p. 100. pi. 43. f. 4. Shaw's Zoul. 

 x. 722. 



THIS is four inches and a quarter long, and extends seven and 

 a quarter. Bill black, with a few bristles ; plumage above deep 

 green olive, with slight bluish reflections, particularly on the edges 

 of the tail, and on the head ; wings dusky, broadly edged with olive- 

 green ; below the prime coverts a single, triangular, yellowish white 

 spot; tail slightly forked, with a spot of white on the inner webs of 

 the three exterior feathers ; over the eyes, from the nostrils, a fine 

 line of white ; and the lower eyelid touched with the same ; sides of 

 the neck and auriculars green olive ; all the under parts pale yellow 

 ochre, with a greenish tinge, more dusky on the throat ; legs long, 

 flesh-coloured. Both sexes much the same. 



Inhabits America ; frequents the deepest and most gloomy pine 

 and hemlock swamps; associates with the Blackburnian, Gold- 

 crested, and Ruby-crowned Wrens, Yellow-rump, and others, about 

 the middle of May. Is active in catching flies, and other insects. 

 The nest never met with. 



289— MOUNTAIN WARBLER. 



Sylvia montana, Blue Mountain Warbler, Amer. Orn. v. p. 113. pi. 44. f. 2. Shaw's 

 Zool. x. 736. 



LENGTH four inches and three quarters. Bill and legs brown ; 

 irides dark hazel ; plumage above rich yellow olive ; front, cheeks, 

 chin, and sides of the neck, yellow ; breast and belly pale yellow, 

 streaked with black or dusky; the vent plain pale yellow; wings 

 black, first and second row of coverts broadly tipped pale yellowish 

 white; tertials the same ; the rest of the quills edged whitish ; tail 



