TIMELIA. 131 



d\ Wing less than three times 



length of tarsus. 



a 6 . Tail more than twice tarsus. ERYTHKOCICHLA, p. 152. 

 b 6 . Tail equal to twice tarsus . TRICHOSTOMA, p. 153. 

 f". Nostrils small ovals, exposed, pierced 



in anterior corner of membrane . . TUBDINUS, p, 153. 

 d'. Bill stout and curved ; culmen regularly 

 curved from its base ; bill deepest 

 at nostrils. 

 ff". Nostrils long, overhung by a large 



and prominent membrane. 



<?'". Nostrils not overhung by hairs . . THRINGORHINA, p. 155. 

 d"'. Nostrils overhung by hairs .... ALCIPPE, p. 156. 

 /<". Nostrils oval, exposed, pierced in 



anterior corner of membrane .... RHOPOCICHLA, p. 159. 

 e'. Bill slender and pointed; its length 

 from forehead to tip longer than hind 

 toe. 

 i". Nostrils long and covered by a large 



membrane. 

 e'". Culmen very gently curved 



throughout STACHYRHIS, p. 161. 



/'". Culmen quite straight throughout. STACHYRIDOPSIS, p. 164. 

 ff"'. Basal half of culmen straight, 



terminal half slightly curved . . CYANODERMA, p. 166. 

 k". Nostrils oval, exposed, pierced in 



anterior corner of membrane .... MIXOBNIS, p. 166. 

 /'. Bill short and blunt ; its length from 



forehead to tip less than hind toe. 

 I". Nostrils not overhung by hairs. 

 h'". Tail and wing about equal in 



length ; bill stout SCHCENIPARUS, p. 168. 



f". Tail considerably shorter than 



wing ; bill slender SITTIPABUS, p. 171. 



m". Nostrils overhung by hairs. 



k'". Bill narrow ; rictal bristles short ; 

 hind claw very large, as long as 



hind toe , . . PBOPABUS, p. 173. 



/'". Bill broad; rictal bristles long; 

 hind claw moderate, shorter than 



hind toe , . . . LIOPARUS, p. 174. 



c. Tail less than half the wing. 

 ff'. Bill as long as or longer than head, 



curved downwards RIMATOR, p. 175. 



h\ Bill half length of head, straight .... TURDINULUS, p. 176. 



Genus TIMELIA, Horsf., 1821. 



The genus Timelia contains only one species, and is characterized 

 by the peculiar rigid shafts of the feathers on the forehead and 

 crown, and by its deep black bill. The tail is longer than the 

 wing and much graduated, the outer feather reaching to the middle 

 of the tail. 



K2 



