262 



ULULA. 



ULULA, .generic characters. Bill bending from 

 the base, hooked and strong, mandible with 

 a slight indication of a lobe or tooth ; conchal 

 opening not large ; operculum ample, oval ; 

 wings short, concave, rounded ; first quill 

 short; fourth and fifth equal and longest; 

 the four or five first notched on their inner 

 webs, and with a rather deep emarginatioa 

 on the outer webs towards the base. Tail 

 rounded ample, but not long. Tarsi plumed, 

 toes plumed above for a part of their length. 



