32 Ventral aspect of the pelvis of the Lammergeyer (Gyp- 

 aetus barbatus). Reduced about ' one fifth (}/$ approx.). 

 See remarks under figure 7 of plate 5 



33 Ventral aspect of the pelvis of the White-headed eagle 

 (Haliaetus leucocephalus). Reduced about one fifth 

 (}/% approx.). See remarks under plate 7, figure 12 



168 



