WARBLER. 179 



outwardly of grape vine bark, rotten wood, and caterpillar's webs, 

 with some pieces of hornet's nests, intermixed, lined with dry pine 

 leaves, and fine roots of plants ; the eggs four in number, white, 

 marked with a few dark spots at the large end. 



232.— GREEN WARBLER. 



Sylvia virens, Ini. Orn. ii. 537. Vieill. Am. ii. pi. 92. 



Motacilla virens, Gm. Lin. i. 985. 



Ficedula Pennsylvanica gutture nigro, Bris. Sup. 104. Id. 8vo. i. 548. 



Le Figuier a cravate noire, Buf. v. 298. 



Black-throated Green Flycatcher, Edw. pi. 300. Am. Orn. pi. 17. f. 3; 



Green Warbler, Gen. Syn. iv. 484. Arct. Zool. ii. No. 297. Shaw's Zool. x. 740. 



LENGTH four inches and three quarters, breadth seven. Bill 

 black ; plumage above olive-green ; sides of the head and neck 

 bright yellow ; throat and fore part of the neck black ; upper part 

 of the breast yellow ; the lower, belly, and vent, white ; sides black 

 and white ; lesser wing coverts olive, the middle and greater, nearest 

 the body, deep ash-colour, tipped with white, forming two bands 

 across the wings ; outer coverts and quills ash-colour, the last edged 

 with white; tail deep ash-colour, the three outer feathers marked 

 with white on the inner webs ; legs brown. The female has no 

 black on the throat. 



Inhabits Pennsylvania, appearing first in April, in its way to 

 the North, but does not stop long ; it returns the same way back in 

 September; seen often on the high branches of trees, feeding on 

 insects ; is a lively bird, frequently chirping ; rarely seen after the 

 10th of May ; some few remain in Pennsylvania throughout the 

 year, as one was shot in June; but the nest not met with. 



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