86 



FALCONID^. 



manes black, externally shaded with ashy grey; the secondaries 

 browner, like the back, and tipped with whitish, the inner web of 

 the quills white with brown mottlings ; upper tail-coverts conspi- 

 cuously creamy white ; tail blackish brown, with a tolerably broad 

 terminal band of white, the lower surface of tail somewhat paler, 

 whitish near the base. Total length 23 inches, culmen 1'8, wing 

 14-6, tail 9-5, tarsus 3-8. 



Mab. From the southernmost States of North America throughout 

 Central and South America to Chili. 



a. Ad. st. 



b. c? ad. sk. 



c. 5 juv. sk. 



d. Juv. st. 



e. Ad. st. 



/. 2 juv. sk. 



Chili. 



Santiago, Chili. 

 Santiago, Chili. 

 Valparaiso, 



Buenos Ayres. 

 Bahia. 



Mr. Bridges [C.]. 



E. C. Reed, Esq. [C.]. 



E. C. Reed, Esq. [C.]. 



Sir W. Burnett and Admiral 



Fitzroy [P.]. 

 Purchased. 

 Dr. Wucherer [C.]. 



21. MELIERAX. 

 Melierax, Gray, List Gen. B. i. p. 5 (1840) 



Type. 

 M. canorua. 



Tarsus of Melierax polyzonus. 



Jiange. Over the whole of Africa, including the N. -African coast 

 near Tangier, excepting the west coast between Senegambia and 

 Angola. 



Key to the Species. 



a. Chest asliy grey ; abdomen white, barred with greyish 

 black. 

 a'. Middle tail-feathers not baiTed. 

 a". Upper tail-coverts pure white. 

 a'". Secondaries externally white canorus, p. 87. 



