GYR-FALCON. 



KAPTORES. 



THE GYR-FALCON. 

 Falco gyrfalco. 



Falco Islandicus, Gyrfalcon, PENN. Brit. Zool. vol. i. p. 217. 



Jerfalcon, MONT. Ornith. Diet. 



Gyrfalco, BEWICK, Brit. Birds, vol. i. p. 15. 



Gyrfalco candicans, FLEM. Brit. An. p. 51. 



Falco Islandicus, SELBY, Brit. Ornith. vol. i. p. 36. 



JENYNS, Brit. Vert. p. 81. 



n Faucon Gerfaut, TEMM. Man. d'Ornith. vol. i. p. 17. 



FALCO. Generic Characters. Beak short, curved from its base ; on each 

 cutting edge of the upper 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. 



