FAMILY FALCON I D^K. HAWKS, FALCONS, EAGLES, ETC. 



165 



Upper surface of inner web of first primary, barred with white; breast anil 

 belly, streaked. 



Prairie Falcon. 



Falco mexicanus. 

 See No. 290. 



Upper surface of inner web of first primary, barred with pale rufous brown ; 



breast and belly, streaked. 



Duck Hawk. 

 Peregrine Falcon. 



Falco percgrinns <ouitnm. 

 See No. 201 . 



Section 2 



. The following species have the third primary 



longest. 



Belly, slaty gray (adult), <>r buft'y streaked more or less with pale brown (imma- 

 ture) ; upper tail coverts, not white. 



Hississippi Kite. 



Ictinia mississippienftis. 

 See No. 263. 



