PICIDJE. 



c\ Wing moderately lengthened, 

 falling short of the tip of the 

 tail by more than the length of 

 the culmen. 

 n\ With four toes ; dwarf tail- 

 feather not reaching beyond 

 the tail-coverts. 

 a\ Tail longer, more than two 

 thirds the length of the 

 "wing ; euhiien sHghtly 



curved 3 



b\ Tail shorter, generally less 

 than two thirds the length 

 of the wing, never more. 

 «'. ^\'ith distinct nasal ridge ; 

 biU straight or ver^' 

 slightly curved. 

 «". Size large ; dwarf tail- 

 feather not nearly 

 reaching to the tips 

 of the upper tail- 

 coverts 4_ 



b\ Size small ; dwarf taill 

 feather reaching near- 

 ly to the tips of the 

 upper tail-coverts. 

 «'°. Wing pointed, pri- 

 maries exceeding 

 secondaries by the 

 length of the cul- 

 men 5_ 



Wing rounded, pri- 

 maries exceeding 

 secondaries by only 

 half or less than 

 half the length of 



the culmen 6. 



b\ Nasal ridge almost obso- 

 lete ; culmen strongly 

 curved. 

 c^ Tail shoiler, less than 

 two thirds the length 

 of the wing; culminal 

 ridge very sharp .... 7. 

 (f. Tail longer, two thirds 

 the length of the wing ; 

 culminal ridge very 



blunt 8 



b\ With three toes ; dwarf tail- 

 feather very long and extend- 

 ing beyond the tail-coverts. 

 c''. Tail-feathers very sharp and 

 pointed, as well as narrow ; 

 bill nearly straight and 

 with strongly marked nasal 



ridge 



d\ Tail-feathers broad and not 

 sharply pointed j bill 



Hypoxanthus, 



[p. 29. 



Gecinus, p. 33. 



b'°. 



Chlobonerpes, 



[p. 69. 



Campotheba, p. 90. 



Chbysoptilus, 



[p. 109. 



Chbysophlegma, 

 [p. 119. 



9. 



Gaubopicoides, 



[p. 132. 



b2 



