166 



KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 



Section 3. The following species have the fourth primary 



longest. 



Upper tail c-overts, white: tarsus, less than 2.25. liarc uortli of Florida, 

 where it is a permaaeut resident. 



Everglade Kite. 



Hostrhamns t^ocialu'lis. 

 See No. 264. 



Marah Hawk. 

 Upper tail coverts, wliite; tarsus, over 2.25. 



Harsh Hawk. 



Circus hwl'^'iniu.- 

 See No. 20.5. 



Fourth outer primary, not decidedly notched ; under surface of ])riinaries, not 



barred with dark browu aud white; tail, less thau 9.50; upper tail coverts, not 



white. 



Broad°winged Hawk. 



Buteo latisshnus. 



See No. 278. 



Fourth otUer i»rimaries, decidedly notched ; under surface of outer primaries, 



not heavily barred with dark brown and white; tail, 9. .50, or over; wing, 



over 11. .50. 



American Goshawk. 



Accipiter atricapilhis. 



See No. 268. 



