36 FALCONIDyE. 



AVCIPITRES. 



FALC0N1D.E. 



Falco candicans, J. F. Gmeliu*. 

 THE GREENLAND FALCON. 



Falco [lyrfalco (in part)f. 



Falco, Linnceus+. — Beak short, curved from its base; on each cutting edge 

 of the xipper mandible a strong projecting tooth. Legs robust ; tarsi short : 

 toes long, strong, armed with curved and sharp claws. Wings long and pointed ; 

 the first and third quill-feathers of equal length, the second quill-feather the 

 longest. 



No question in ornithology perhaps has been so much dis- 



* Syst. Nat. i. p. 275 (1788), f Not Falco yyrfalco, Linna;us. 



t Syst, Nat. Ed. 12, i. p. 124 (17tJ0), 



