LOPHOTRIORCHIS. 223 



Genus LOPHOTRIORCHIS Sharpe, 1874. 



Gutting edge of bill sinuate; a narrow occipital crest about 60 mm. 

 long ; wing moderate in length ; first primary very short ; third and fourth 

 subequal; inner web of first four quills abruptly and deeply cut; legs 

 closely feathered to base of toes which are covered with small hexagonal 

 scales; claws strong and curved. 



182. LOPHOTRIORCHIS KIENERI ( Geoff roy St. Hilaire). 

 RUFOUS-BELLIED HAWK. 



Astur kienerii Geoffroy St. Hilaire, Mag. de Zool. (1835), cl. 2, pi. 35. 



Lophotriorchis kieneri Sharpe, Cat. Birds Brit. Mus. (1874), 1, 255; Hand- 

 List (1899). 1, 202; Grant. Ibis (1895), 4:38: McGregor and Wor- 

 cester, Hand-List (190H). 42. 



Luzon {Heriof, Whitehead) ; :Marinduque (t<teere Exp.); Mindanao (Hteere 

 Exp.. Celestino) ; Panay {Steere Exp.) ; Silmyan (Mcdregor) ; Tablas (Celestino). 

 JVtalay and Indian Peninsulas. Lesser Sunda and lndo-:Malayan Islands. Indo- 

 Chinese provinces. Ceylon, Celebes. 



'•Adult. — Above black, with an occipital crest 6<» mm. in length; ear- 

 coverts somewhat mixed with whitish; cheeks, throat, and breast pure 

 white, with a few narrow black shaft-lines on the side of the latter; rest 

 of under surface, including under wing- and tail-coverts, tawny rufous, 

 streaked with black shaft-stripes, rather broader on the flanks, where they 

 are more merged ; wings black, some of the feathers externally brownish, 

 the inner lining of quills whitish ashy, with a few blackish bars on the 

 inner web of the primaries, the secondaries narrowly tipped with white ; 

 tail black, very slightly tipped with whity brown, and with indications of 

 l)rown cross-bands under certain lights, the lower surface of the tail ashy 

 white, with a subterminal brown bar. Cere yellow ; bill leaden blue ; feet 

 yellow, claws black; iris brown. Length, 533; culmen, 38; wing, 358; 

 tail, "<?11; tarsus, 74." (Sharpe.) 



Immnture male. — Tpper parts eartliy brown, lighter on crown, the 

 feathers tipped with white; forehead all white; long crest-feathers black- 

 ish Itrown ; a black patch in front of and over eye; wing-coverts like the 

 l)a(k : ])rimaries and secondaries blackish l)rown, tipped with white; tail 

 l)ack ; ))riinaries and secondaries l)lackish brown-tipped with white; tail 

 l)lackish brown, tipped with white and crossed by about nine lighter bars; 

 entire under parts, except a brown patch on each flank, pure white. 

 Wing. 370 ; tail, 225 ; culmen from base, 35 ; tarsus, 69 ; middle toe with 

 (law. 7"i. 



The sexes are similar in color. A male from Sibuyan measures; Wing. 

 340 ; tail, 190 ; culmen from base, 34 ; tarsus, 72. A female from northern 

 Mindanao nu'asures: Wing, 360; tail. 210; culmen from base, 35; 

 tarsus, 66. 



