46 



ACCIPJTRES. 



FALCONID/E. 



FALCONID^E. 



Falco islandus, J. F. Gmelin*. 

 THE ICELAND FALCON. 



Falco (li/rfah'o (in part)f. 



The chief differences between the subject of the preceding 

 article and the Iceland Falcon have therein been succinctly 

 mentioned. It remains to j)oint out the characters which 

 distinguish the latter from the true Gyr-Falcon of the Scan- 

 dinavian Peninsula, and probably of countries further to the 

 eastward. In immature plumage the two birds greatly re- 



* Syst. N:it. i. p. 271 (17SS). 



+ Not Falco f/i/r/a!ro, Linnteus. 



