ASTUR. 217 



black moustacliial streak ou each side and a broad median line; chest 

 clear tawny-rufous; rest of under surface white, broadly banded with 

 pale rufous, each bar of this color having a conterminous brown bar, the 

 thighs thickly barred with ashy brown without any rufous tinge; under 

 tail-coverts white; under wing-coverts white, spotted with brown or 

 rufous-brown, and the axillars similarly barred. Cere orange-yellow; 

 bill black, lead-color at base; cheeks and orbits orange; feet yellow; iris 

 orange-yellow. Length, 356; culmen, 27; wing, 198; tail, 160; tarsus, 56. 



"Adult female. — Similar to the adult male, but much larger. Length, 

 457; wing, 246; tarsus, 68. 



"Young. — Above brown, with a fully developed occipital crest, upper 

 tail-coverts banded with darker brown and tipped with white; quills and 

 tail much as in the adult, the latter with five cross-bands of darker brown ; 

 under surface of body white, the throat with the three characteristic 

 streaks like the adult, the breast broadly streaked with pale rufous, in- 

 clining to dark brown in the center of the chest, the lower breast and 

 abdomen barred with pale rufous, the bars narrower and darker on the 

 thighs ; under tail-coverts white, with a few narrow, nearly obsolete, cross- 

 bars; under wing-coverts buff, spotted and barred with dark brown." 



(Sharpe.) 



177. ASTUR SOLOENSIS (Latham). 



HORSFIELD'S GOSHAWK. 



Falco soloensis Latham, Gen. Hist. ( 1 821 ) , 1 , 209 ; 



Astur soloe7isis Shabpe, Cat. Birds Brit. Mus. (1874), 1, 114, pi. 4, fig. 1; 



Hand-List (1899), 1, 250; Gates, Cat. Birds' Eggs (1902), 2, 245; 



McGeegob and Worcester, Hand-List (1906), 41. 



Basilan (McGregor) ; Cagayancillo (ilcGref/or) ; Luzon {Whitehead); Minda- 

 nao (Steere Exp., Bourns & Worcester, Goodfelloic) . China and Indo-Chinese 

 countries; in winter to Malay Peninsula, Indo-Malayan Islands, and Moluccas. 



"Adult. — The adult plumage appears to be gained by a gradual mer- 

 sion of the rufous stripes on the breast. Above light bluish gray, some 

 of the feathers margined with darker gray; sides of face and neck gray 

 like the head, but a little more dingy ; under surface of the body pale buffy 

 vinous, the throat, flanks, and thiglis, as well as the under wing- and tail- 

 coverts, white, with a slight grayish shade on the sides of the breast; 

 quills black externally, shaded with ashy gray, under surface white at base 

 of inner web, but having no distinct bars above or below; tail dull bluish 

 gray above, ashy white beneath, with four or five indistinct cross-bands 

 of dark brown, a little plainer underneath, but these not strictly con- 

 tinuous. Cere yellow; gape and orbits yellowish; bill black, lead-color 

 at base; feet yellow; iris yellow. Length, 300; culmen, 19; wing, 200; 

 tail, 137; tarsus, 48. 



"Observation. — A specimen from the Philippines, nearly adult in every 

 respect, is much deeper slate-color above, nud far moi-e ruddy and vinous 

 below, than the one described. 



