34 



B. Sides of crown uniform with crown itself ; no 

 distinct red nape band ; total length under 

 20 in. 



i'*66. Astur tachiro tachiro (Daud.), Traits, ii., S. Africa (Cape 



p. 90 (1800). [ex. Levaillant— P«ys d'Avr Colony, Natal, 



teniquoi.'] E. Transvaal). 

 African Goshawk. 



Wing (J 215, ? 235 mm. ; above brownish 

 or slate ; tail with about 3 darker bands ; 

 below white, barred with dark rufous brown 



'^a. Astur tachiro bengueUensis subsp. nov. [? Angola. 

 Kabisombo R., Quikngo, Benguella, Feb. 2, 

 1895, W. J. Ansorge, type in Tring Mus.] 

 Angolan Goshawk. 



Much larger ; wing ? 260, tail 230 mm. ; 

 more heavily barred below and on under 

 wing-coverts, with no rufous wash. 



-66b. Astur tachiro sparsimfasciatus Reichen., Zanzibar Is. 

 Om. M.B., iii., p. 97 (1895). [Zanzibar.] 

 Zanzibar Goshawk. 



Wing 248-260 mm. ; below lighter ; cross 

 bands more distinct ; no bars on under 

 wing-coverts. 



'"66c. Astur tachiro nyansee^ 'Nenmarm, Orn. M.B. N. & W. Coasts 



X., p. 138 (1902). [Fort Portal, Victoria of Victoria 



Nyanza.] Nyanza ; 



Uganda Goshawk. (Uganda). 



Smaller ; wing <J 210, ? 246 mm. ; stripes 

 below brownish black, wing-coverts barred. 



* A. hilgerii Erlanger (J. f. O. 1904, p 173) is, I believe, a melanism of this form. 



