FEATIIKHS 



13 



might be well referred to the picarians when judged from 

 the present standpoint. On the other side the birds of prey, 

 both diurnal and nocturnal, are parrot-like in the arrange- 



uient of their wing feathers. But, curiously enough, Pernis, 

 Pandion, Gijpogeranus, and the Cathartidae differ from theii- 

 allies. This is not the only case where the disposition 

 of the feathers runs counter to the affinities to be 



