Criniger frater Sharpe, Trans. Linn. Soc. 2d. ser. Zool. (1877),
1, 334; Cat. Birds Brit. Mus. (1881), 6, 79, pl. 5; Hand-List
(1901), 3, 317; McGregor and Worcester, Hand-List (1906), 80.
Trichophorus frater Oberholser, Smiths. Misc. Colls. (1905),
48, 152.
Balabac (Steere Exp., Everett); Calamianes (Bourns & Worcester);
Palawan (Steere, Everett, Whitehead, Platen, Steere Exp., Bourns &
Worcester, Celestino, White).
Adult.--Top of head dark tan-brown; back and rump olive-green; upper
tail-coverts and rectrices tan-brown, edged with tawny olive; lores,
sides of face, a narrow supercilium, and ear-coverts light gray, the
last streaked with white; chin, throat, and breast clear light gray
with white shaft-lines; feathers of breast edged with yellow; rest of
under parts yellow, darker on crissum and slightly olivaceous on sides
and flanks; wings brown, quills edged with ruddy olive on outer webs
and with ocherous-white on inner webs; axillars and wing-lining pale
yellow. Sexes similar in colors. Length, about 230. A male measures:
Wing, 108; tail, 97; culmen from base, 23; bill from nostril, 14;
tarsus, 22. A female, wing, 100; tail, 92; culmen from base, 21;
bill from nostril, 13; tarsus, 20.
"This bulbul is very common and feeds always in the woods, so far
as our observation goes. Four males average: Length, 213; wing, 104;
tail, 92; culmen, 23; tarsus, 19; middle toe with claw, 21. A female,
length, 209; wing, 100; tail, 88; culmen, 23; tarsus, 20; middle toe
with claw, 22. Iris reddish to chocolate-brown; legs, feet, and nails
very light brown; bill brown." (Bourns and Worcester MS.)