﻿318 ON THE CLASSIFICATION OF BIRDS. 



of the milvine circle, equally connected on one side to 

 Milvus, and on the other to Elanus. 



(253.) Collecting all we have now said upon the 

 FalconidjE into a narrow compass, we have inserted, 

 in the following diagram, the supposed situation of all 

 the subgenera, whose characters have been more par- 

 ticularly dwelt upon in the foregoing pages. 



FALCONIDiE. — The Falcons. 



(254.) It is somewhat remarkable that of all the five 

 types which are in every complete circle, that which re- 

 presents the Tenuirostres should be the most defective, 

 or rather the least known, in the family before us. It 



