P1CID,?2. / 



d". Nostrils hiddeu by antrorse bristly 

 plumes, more or less dense *. 

 y'" . Outer posterior toe longer thau outer 

 anterior toe. 

 j^. Tail very long, more than half tlie 

 length of the wing : chin-angle 

 entirely hidden by autrorse 

 bristles; tail-feathers concave. 

 o\ Crest distinct, and running to a 

 point above the nape f ; plu- 

 mage ordinary ; bill at base 

 broader in comparison with its 



depth 37. Campophilus, 



}f. Crest extremely long, and com- [p. 460. 



posed of pendent feathers ; plu- 

 mage long and soft ; plumes 

 covering the base of the bill 

 very dense; bill at base less 

 broad in comparison with its 



depth 38. Ipocrantor, p. 480. 



k^. Tail very short ; the wing three 

 times as long as the tail ; chin- 

 angle not hiddeu 39. Hemic rrcu.s, 



/*'''. Outer anterior toe longer than outer [p. 482. 



posterior toe. 

 l*^. Feathers of the head and throat 

 scaly and close-set ; first piiniary 

 long and about haK the length of 

 the second ; scarcely any indica- 

 tion of a crest. 

 5". Bill very much curved and stout, 

 but the exposed culmen not 

 more than the length of the 

 head ; chin-angle to tip of 

 lower mandible about equal to 

 distance between chin-angle 

 and gape ; nostrils densely 



covered with bristles 40. Microstictds, 



r\ Bill enormous and straight ; the [p. 489. 



exposed culmen exceeding the 

 length of the head ; chin-angle 

 to tip of lower mandible falling 

 short of the distance between 

 chin-angle and gape by about 

 half an inch ; nostrils thinly 



covered with bristles 41. Hemilophus, 



wi*. Feathers of the head and throat [p. 494. 



ordinary ; crest very distinct ; 

 tirst primary not half the length 



* Picus martius, probably on account of its more northern habitat, is rather 

 thickly clothed with feathers on the neck, and Phlixotomus pileatus is also rather 

 similarly feathered ; but their place seems to be witb the section of Great Black 

 Woodpeckers, with which their densely feathered nostrils proclaim their close 

 afFmity. 



t T\\& female of Caynpnphilus impcrialis bas frequently the crest pendent, and 

 in this respect approaches Ipocrantor. 



