Family I'ALCoNiDiG. — hawks, falcons, eagles, Etc. 173 



Section 4. Fourth primary, longest; four or five outer 

 primaries, emarginate or notched ; upper tail coverts, 

 white. 



Under surface of tail, whitish at base ; one broad subterminal band of dark brown, 

 tipped witli grayish wliite; upper mandil)le, long and curved (see cut). Not 

 recorded north of Florida. 



Everglade Kite. 



liostrhamus sociabilis. 

 See No. 264. 



Upper mandible, hawk-like (see cut) ; under surface of tail, white or pale rufous 

 with several bands of dark brown. 



narsh Hawk. 



Circus Midsonhis. 

 See No. 265. 



Section 5. Fourth primary, longest, four or five outer 

 primaries emarginate or notched ; upper tail coverts, 

 not white ; no feathers on tarsus. 



Face, bare ; back, brown ; thighs, black or dark brown. Audubon's Caracara. 



Pohjhoriis cherhmy. 

 See No. 207. 



Section 6. Fourth primary, longest, four or five outer 

 primaries, emarginate or notched ; upper tail coverts, 

 not white; tarsus, partly (but not entirely) feathered. 



Tail, bright rufous brown (adult) ; tail, whitish or grayish, with numerous 

 brown bars (immature). 



Red=tailed Hawk. 



Buteo horealis, and races. 

 See No. 271. 



General plumage, dark sooty brown, sometimes with underparts jiale, more or 

 less streaked and spotted. 



Harlan's Hawk. 



Biitei) horeaJis harlnni. 

 See No. 274. 



