oj the United Statei 69 



JiiLL robust, elongated, convex, curved, compressed, en- 

 tire, pointed, with divergent bristles at base ; mandibles sub- 

 equal, edges somewhat inflexed : nostrils rounded, obvious, 

 half covered by an arched membrane : tongue cartilaginous, 

 slightly bifid at tip. Inner toe free. First primary a 

 little shorter than the second, third, and fourth, which are 

 longest. 



Female similar to the male in colour. 



Feed on insects and berries. Conceal themselves in thick 

 bushy places. Alight on the ground, but always near their 

 hiding places, to which they retire as soon as observed. 

 Song greatly varied. Flight irregular. 



Peculiar to America; composed of but one species. Inter- 

 mediate between Muscicapa and Tanagra, but well placed 

 between Turdus and Vireo. 



86. Icteriaviridis, Nob. Greenish-olive ; throat and breast 

 yellow; belly and line encircling the eyes, white. 



Yellow-breasted Chat, Pipra polyglotta, Wils, Am. Orn. 

 i. p. 90. pi. 6. fig. 2. 



Muscicapa viridis, Gm. lcteria dumicola, Vicill. 



Inhabits during summer all parts of the United States: 

 common : winters in tropical America. 



18. VIREO. 



Muscicapa, Tanagra, L. Gm. Lath. Muscicapa, Briss. 

 Temm. Vireo, Muscicapa, Sylvia, Vicill. 



Bill rather short, a little compressed, with bristles at 

 base ; upper mandible curved at tip, strongly notched ; lower 

 shorter, recurved at tip : nostrils basal, rounded : tongue car- 

 tilaginous, bifid at tip. Tarsus longer than the middle toe. 

 Wings subacute ; second or third primary longest. 



Female differing but little from the male. More or less 

 tinged with green. 



Usually insectivorous, but sometimes feeding on berries. 

 Live chiefly on trees, and rarely alight on the ground. 



Vol. IT." 9 



