506 



TIMELIinj5. 



e'. First prinmry very large, 



more than half the length 



of the longest quills. 



c^. Rictal bristles large and 



very strong, reaching to 



two thirds of the length 



of the bill 15. Erythkocichla, p. .551. 



d'^. Rictal bristles very small, 

 not reaching beyond the 

 nostrils. 

 (f. Wing very much 

 rounded, the inner se- 

 condaries about equal 

 in length to the pri- 

 maries K). Dhymocataphus, p.552. 



V. Wing less rounded ; the 

 inner secondaries per- 

 ceptiblj' shorter than 



the primaries 17. Ohtygocichla, p. 561. 



/"'. First primary smaller, less 

 than lialf the longest quills. 

 e!'. Rictal bristles weak and 

 not reaching to tlie nos- 

 trils 18. Gypsophila, p. 561. 



/ °. Rictal bristles very strong, 

 reaching beyond the 



nostrils 19. Thicho.stowa, p. 5C)2. 



'". Feet weaker, falling short of the 

 tail by aw much as the leugtli 

 of the culmen, or even more. 

 y* . Back without spinous plumes. 

 //\ Rictal bristles long, exceed- 

 ing the length of the hind 

 toe (without claw). 

 //". Tarsal envelope with very 

 strongly marked scutelliB ; 



bill stout 20. Malacopterum, p. .56;5. 



A". Tarsal envelope entire; bill 



feeble 21, Xanthomixis, p. o70, 



A\ Rictal bristles .'scarcely per- 

 ceptible. 

 «'. Bill about equal in height 

 and breadth or higher 

 than broad. 

 c' . Head not crested ; nasal 

 opening a pierced aper- 

 ture with no distinct 

 opercidum ; first pri- 

 mary equal to the third. 

 ii*. Tarsi sciitellated. . . . 22. Oxyi.abf.s, p. 571. 



h^. Tarsi entire 23. Kknopia, p. 573. 



iV. Head tufted; nostril 

 with swollen o])er- 

 culum ; first primary 

 half the length of the 

 second or not luucli 

 ^'xceeding that 24. DASvrROTopjjA, p. 574. 



I 



