L66 



KEY TO THE BIRDS OF EASTERN NOHTII AMERICA. 



Section 3. The following species have the fourth primary 



longest. 



t pper tail coverts, white: tarsus, less than 2.25. JJare north of Florida, 

 where it is a permanent resident. 



Everglade Kite. 

 Kostrham us sociabilis. 



See No. _'<:. 



M:u-.-li Ihnvk. 



I'pper tail coverts. white; tarsus, over 2.25. 



Harsh Hawk. 



CirCUS hltlltiiiHIItt: 



See No. 2r,:.. 



Fourth outer primary, not decidedly notched; umler surface of jn-iiuaries, not 

 barred with dark In-own and \\hite: tail. les-< than '.. .">(); upper tail coverts, not 



white. 



Broad-winged Hawk. 



SIT No. 278. 



Fourth onier primaries, decidedly notched; under surface of ouier primaries, 

 not. heavily barred with dark brown and white; tail, '.).."><), or over; win::. 

 over 11 .."n. 



American Goshawk. 



A/-r/jii/< r fi/rird/iillnn. 



See No. 2G8. 



