114 MrsciC-vriD^. 



c'. Nostrils linear and shut in 



by a membrane ; bristles [p. 215. 



scanty 18. Pseudogerygone, 



cf. Nostrils rounded and ex- 

 posed. 

 e'. Bill bowed at the sides, 

 bending inwards to- 

 wards the tip ; bristles 

 plentiful, and reaching 

 beyond the middle of 



the bill 19. Chasiempis, p. 231. 



f^. Bill nearly straight 

 along the outer edge ; 

 bristles scanty, and not 

 reaching to the middle 



of the bill 20. Muscylva, p. 233. 



^. Feet very large, the tarsus 

 more than double the outer 

 toe and claw ; bill slender ; 

 bristles numerous but 

 slight, and not reaching 

 beyond the middle of the 



bill 21. MiBO, p. 234. 



d^. Wings very long, falling short of 



the "tail by not more than the 



length of the culmen. 



d^. Bill higher than it is broad at 



the nostrils. 



g*^. Wings reaching to the tip 



of the tail 22. Lanioturdus, p. 237. 



h^. Wings long, falling short of 



the tail by about as much 



as tlie length of the hind 



toe and claw. 



e'. Feet rather small, the 



middle toe and claw not 



exceeding the hind toe 



and claw 23. Metaboltjs, p. 238. 



p. Feet larger, the middle 

 toe and claw longer than 



the hind toe and claw . . 24. Heteromyias, p. 2-39. 

 c'. Bill broader than it is high at 

 the nostrils. 

 i^. Tarsus shortened, not so long 



as the middle toe and claw 25. Monachella, p. 240. 

 k^. Tarsus long, equal to or ex- 

 ceeding the length of the 

 middle toe and claw. 

 g'. Second primary shorter, 

 only a little longer than 

 the secondaries, and not 

 exceeding them by as 

 much as the length of 

 the hind toe without 



claw 26. PcECiLODRY.J S; p. 240. 



/*". Second primary very long, 

 almost as long as the 



