HIEEAETUS. 343; 



1207. Hieraetus fasciatus. BonelU's Eagle. 



Aquila fasciata, Vteill. Mem. Soc. Linn. Paris, ii, 1822, p. 152. 



Falco bonelli, Temjti. PL Col. i, pi. 288 (1824). 



Aquila bonellii, Layard, A. M. N. H. (2) xii, p. 98; Horsf. 8f M. 



Cat. i, p. 46. 

 Nisaetus grandis, Hodgs. J. A. S. B. v, p. 230 (1836) ; Jerdon, 111. 



Ind. Orn. pi. 1, text. 

 Nisaetus uiveus, apud Jerdon, Madr. Jour. L. S. x, p. 69 ; Elliot, 



ibid. p. 234 (1839) ; nee Falco niveus, Temm. 

 Spizaetus grandis, Blyth, J. A. S. B. xii, p. 301. 

 Eutolmaetus bonellii, Blyth, J. A. S. B. xiv, p. 174 ; xix, p. 335 : id. 



Cat. p. 26 ; id. Ibis, 1866, p. 241 ; Hume, Rough Notes, p. 189 ; 



A. Anderson, P. Z. S. 1872, pp. 75, 273. 

 Nisaetus bonellii, Jerdon, B. I. i, p. 67 ; Brooks, Ibis, 1869, p. 44. 

 Nisaetus fasciatus, ISharpe, Cat. B. M. i, p. 250 ; Fairbank, S. F. \v, 



p. 253 ; Gurney, Ibis, 1877, p. 419 ; Davidson ^ Wend. S. F. vii, 



p. 74 ; Ball, ibid. p. 198 ; Hume, Cat. uo. 33 ; Scully, S. F. viii, 



p. 224; Butler, 8. F. ix, p. 372; Davidson, S. F. x, p. 288; 



Davison, ibid. p. 336; Barnes, Birds Born. p. 32; id. Jour. Bom. 



N. H. Soc. iii, p. 213 ; Oates in Humes N. Sf E. 2nd ed. iii, p. 139. 

 Pseudaetus bonellii, Hume, S. F. i, p. 158 ; iii, p. 446 ; Adam, S. F. 



ii, p. 338. 



TJie Crestless Hawk-Eagle, Jerdon ; Morangi, H. ; Kundeli Salawa, 

 Tel. ; Rajali, Tam. 



Coloration. Adult. Upper parts dark umber-brown, bases of 

 feathers white ; feathers of head and mantle inconspicuously 

 dark-shafted ; lores whitish, eyebrow streaked with white ; sides 

 of face white, the cheeks and ear-coverts streaked with brown ; 

 quills hlack, mottled with white on inner webs towards the base ; 

 upper tail-coverts with whitish margins ; tail-feathers dark grey 

 above, whitish below, with imperfect black cross-bands and a 

 broad black terminal one, the inner webs mottled with white, the 

 extreme tip whitish ; lower parts white, with black shaft-stripes 

 varying in breadth ; wing-lining blackish brown, except near the 

 edge of the wing all round, where the feathers are partly white ; 

 thigh-coverts and lower abdomen whity brown or pale brown, 

 still with black streaks ; under tail-coverts with pale rufous- 

 brown cross-bars. Some old birds are buff or tawny beneath in- 

 stead of white, and not unfrequently the thighs and abdomen are 

 darker brown. 



Young birds are paler above and have pale edges to the crown 

 and nape-feathers, and the latter are sometimes rufous ; the sides 

 of the head and neck and the lower parts, including the wing- 

 lining, light rufous or rufous-buff, with narrow dark stripes ; the 

 qviills and tail banded almost throughout, the latter white at the 

 base ; no broad terminal band to the tail. 



Bill bluish grey, black towards the tip ; cere and gape dingy 

 yeUow ; irides bright yellow or brownish yeUow ; feet pale dingy 

 whitish brown with a yellow tinge {Hume). 



Length of male 27 ; tail 10 ; wing 19 ; tarsus 3-7 ; bill from, 

 gape 2-15 : of a female — length 29 ; tail 11 ; wing 20. 



