51 



Rap aces — Diurnse. 

 FALCONIDjE. 



Genus Falco. (Linnaeus.) 

 Sub-genus Astur. (Bechstein.) 



Sub-generic Characters. — Wings short, reaching to about two 

 thirds of the length of tbe tail; first quill feather much 

 shorter than the second, the third nearly equal to the fourth, 

 which is the longest. Tarsi long; toes of moderate length, 

 the middle one the longest. Claws much bent and pointed. 



LITTLE EED-BILLED HAWK. 



Falco gabar. 



Falco gabar, 

 Epervier gabar, 

 Astur gabar, 

 Nisus gabar, 

 Sparvius niger, 

 Accipiter niger, 

 Micronisus gabar, 

 Le Gabar, 

 Red-legged Falcon, 



Latham; Ind. Orn. Sup. 

 D at/bin; Tr. d'Orn., ii p. 87. 

 Le Vaillant. Kaup. 

 Cuviee; Eegn. An., i, p. 321. 

 Vieillot ; Gal des Ois., i, 22. 

 Gould; B. of Australia, pt. 3, pi. f. 

 Gkat ; Gen. of Birds. 

 Le Vaillant. 

 Latham. 



Specific Characters. — Cinereous, paler on the chin, throat, and 

 breast. Body, thighs, and inner wing coverts white, with numer- 

 ous gray bars. Tail with four blackish bands; base and tail 

 coverts pure white; feet and base of the bill red. — Swainson. 



Measurement. — Length of adult male in Norwich Museum, 

 twelve inches. Length of wing seven inches and a half. 



