“Everett’s yellow bulbul is a deep-woods bird, and a hill bird as well. In Samar I. philippinensis [=gularis] is found about the open fields and in the forests of the lowlands, but as soon as one goes a few hundred feet up on the hills I. everetti takes its place. Three males average, 248 in length; wing, 112; tail, 96; tarsus, 20.5; middle toe with claw, 24; culmen, 27. A female measures, 229 in length; wing, 96; tail, 89; culmen, 27; tarsus, 20; middle toe with claw, 22. Iris chocolate-brown; legs, feet, and nails leaden; upper mandible nearly black, lower gray.” (Bourns and Worcester MS.)

480. IOLE HAYNALDI (Blasius).
HAYNALD’S YELLOW BULBUL.

Bongao (Everett); Sibutu (Everett); Sulu (Platen, Bourns & Worcester); Tawi Tawi (Bourns & Worcester).

Adult.—Similar to Iole everetti, but smaller and the upper parts darker and browner; wings much darker, their exposed webs olive-brown; edges of rectrices darker; under parts lighter yellow; axillars and wing-lining pale yellow. A male measures: Wing, 109; tail, 100; culmen from base, 29; bill from nostril, 18; tarsus, 20. A female, wing, 104; tail, 100; culmen from base, 29; bill from nostril, 18; tarsus, 21.

“Haynald’s yellow bulbul is extremely abundant in Sulu and Tawi Tawi. It is a woods bird which does not seem to come out into the open. Fifteen males average: Length, 240; wing, 108; tail, 99; culmen, 27; tarsus, 19; middle toe with claw, 23. Twelve females average, length, 232; wing, 106; tail, 98; culmen, 27; tarsus, 19; middle toe with claw, 22. Iris reddish brown; legs, feet, and nails light brown to slaty brown; upper mandible black, lower leaden gray.” (Bourns and Worcester MS.)

481. IOLE RUFIGULARIS (Sharpe).
RUFOUS-THROATED BULBUL.