12 Superior view of the skull of a White-headed eagle (Hali- 

 aetus leucocephalus). Adult ; natural size ; mandible 

 removed. A side view of the pelvis of the skeleton of this bird is 

 shown in figure 20 of plate 10, and a ventral view of its sternum 

 in figure 25 of plate 11 ; the ventral view of its pelvis being given 

 in figure 33 of plate 16. 



150 



