FAMILY FALCONIDE. — HAWKS, FALCONS, EAGLES, ETC. 163 
Rump and upper tail coverts, dark brown; breast, streaked with dark brown: no 
rufous brown on tail; second primary, longest. 
Pigeon Hawk. 
Falco columbarius. 
See No. 292. 
Group 2. Wing, 8.50 to 9.50 inches long. 
Second primary, longest. 
Pigeon Hawk. 
Faleo columbarius. 
See No. 292. 
Fourth primary, longest; outer tail feather, three quarters inch or more shorter 
than middle feather; tail, usually more than 7.25 long. 
Cooper’s Hawk. 
Accipite r coope Ts 
See No. 267. 
