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CHAIMARRORNIS. 
Genera. 
a’. Tail rounded and decidedly shorter than wing. 
b*. Without a white eyebrow; plumage dark blue and chestnut. 
Chaimarrornis (p. 557) 
b?. 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. 
b*. Lesser and median wing-coverts mostly white, forming a large patch; 
aipdomenwandy ChISSUMMN WIIG soci cores k eee o 2 ea ececnat epee ses Copsychus (p. 558) 
b*. Lesser and median wing-coverts black; outer tail-feathers tipped with white, 
orvelse entireyplumage black: 22625. cust feeb ects Kittacinela (p. 560) 
Genus CHAIMARRORNIS 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 REDSTART, 
Chimarrhornis bicolor GRANT, Bull. Brit. Orn. Club (1894), 3, 44; Ibis 
(1894), 509, pl. 15, fig. 2; (1895), 446; WuirEeHeEaD, Ibis (1899), 217 
(habits) ; SHARPE, Hand-List (1903), 4, 150; McGrecor 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; bill 
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 
