CHAIMARRORNIS. 557 



Genera. 



a*. Tail rounded and decidedly shorter than wing. 



6*. Without a white eyebrow ; plumage dark blue and chestnut. 



Chaimarrornis ( p. 557 ) 

 6^. With a distinct white eyebrow; -chin and throat bright red in the male, 



white in the female, forming a conspicuous patch Calliope ( p. 558 ) 



a^. Tail-feathers strongly graduated, the longest equal to or longer than the wing; 

 plumage mostly black, or black and white. 

 6^. Lesser and median wing-coverts mostly white, forming a large patch; 



abdomen and crissum white Copsychus (p. 558) 



6^. Lesser and median wing-coverts black; outer tail-feathers tipped with white, 

 or else entire plumage black Kittacincla (p. 560) 



Genus CHAIMARROENIS Hodgson, 1844. 



Bill small and slender; culmen from base about equal to hind toe 

 with claw; first primary about one-half of second and a little shorter 

 than tarsus ; tail rounded, about two-thirds as long as wing, and scarcely 

 exceeding the outstretched legs and feet. Colors dark blue and chestnut. 



539. CHAIMARRORNIS BICOLOR Grant. 



BICOLORED KEDSTART. 



Ghimarrhornis bicolor Grant, Bull. Brit. Orn. Club (1894), 3, 44; Ibis 

 (1894), 509, pi. 15, fig. 2; (1895), 446; Whitehead, Ibis (1899), 217 

 (habits) ; Sharpe, Hand-List (1903), 4, 150; McGregor and Worcester, 

 Hand-List (1906), 85. 



U-li-si-u, Irisan, Benguet Province. 

 Luzon (Whitehead, McGregor) . 



Male. — General color slate-blue, throat darker; chin, jaw, and lores 

 black; abdomen, crissum, flanks, rump, and upper tail-coverts rich 

 chestnut; thighs slate-gray, tail chestnut; wing-feathers dark brown, 

 their edges slate-blue. Bill and nails black; legs and feet very dark 

 brown. Length, 152; wing, 77; tail, 58; culmen from base, 14; bil? 

 from nostril, 8.5 ; tarsus, 25 ; middle toe with claw, 21. 



Female. — Similar to the male but duller in color; rump, tail-coverts, 

 and tail brown, very slightly chestnut. Length, 152 ; wing, 75 ; tail, 55 ; 

 culmen from base, 15; bill from nostril, 8.5; tarsus, 25; middle toe 

 with claw, 21. 



Young. — A young male taken in June, 1903, has the plumage dark 



smoke-gray, almost black, the feathers of throat, breast, and wing-coverts 



faintly tipped with gray ; wings and tail as in the adult and a few new 



feathers of head, neck, breast, and abdomen indicating the adult colors. 



83286—10 



