54 



KEY TO FAMILIES. 



plumage, olivc-grccn or yellow being the mopt frequent ; hill varioua, never 

 notched ut the tip, UHUully slender uiid sliurply [wiiited, without conspicuous 

 bristles, but soiiietiines flattened and broader tlian liigli at the base, when 

 the bristles are evident (thus resembling the bill of a true Flycatcher, but 

 the back of the tarsus is always thin and narrow, and never rounded as in 

 front); rarely the bill is heavier, more thrushlike orlinchlike; second or 

 third primary longest, the first little if any shorter; tail generally square, 

 Bometunes rounded, tlio outer feathers frequently blotched with white, 

 p. 833. 



Family 13. Motacillidae. — Waotails 



-- and I'li'iTs (Fig. 54). 



^f^ V^ No bristles over the nostrils; bill 



^"^' j^ " --^^^ — ;^ y^y slender, much as in the preceding ; 



^^^""^ \>:^o^ hind toe-nail much lengthened, as 



-^ 1. 4^«^^^^^^~^^ long as or longer than the toe ; first 



three primaries of equal length, 

 p. 375. 



FiQ. 64. 



Family 14. Troglodytidce. — Thrasii- 

 EHS, Wrens, etc. (Fig. 55). 



Subfamily Mimince. — Thrashers, 

 MocKiNoiuRus, and Catbirds. 

 Length 8'00-12-00; tarsus scaled; 

 tail rounded, the outer feathers at 

 least half an inch shorter than the 

 middle ones, third to fiftli primary 

 longest, the fii*st about half as long, 

 p. 376. 



Subfamily Troglodytince. — Wrens. 

 Length 4-00-(5-00; bill moderate, 

 the upper mandible slightly curved, 

 no bristles at its base; third to 

 fourth primary longest, first about 

 half as long ; tail short and round- 

 ed ; brown or brownish birds with 

 indistinctly barred wings and tail, 

 p. 376. 





Fm. .55. 



Family 15. Certhiidce. — Creepers (Fig. 

 50). 

 Bill slender and nnich curved ; tail- 

 feathers pointed and slightly still'ened, 

 p. 385. 



Fio. 66. 



