Arachnothera dilutior Sharpe, Nature (1876), 14, 298; Shelley,
Monogr. Nectarin. pt. 3 (1877), 363, pl. 116; Gadow, Cat. Birds
Brit. Mus. (1884), 9, 105; McGregor and Worcester, Hand-List
(1906), 100.
Palawan (Steere, Everett, Whitehead, Platen, Steere Exp., Bourns &
Worcester, Celestino, White).
Male.--Crown olive-brown; ear-coverts leaden gray; remainder of upper
parts olive-green; chin, throat, and chest light gray; lower breast,
sides, and abdomen pale green; crissum very pale gray; pectoral tufts
chrome-yellow; wings and tail blackish brown, the feathers edged with
olive-green. A male measures: Wing, 70; tail, 48; culmen from base,
37; bill from nostril, 31; tarsus, 17.
Female.--Similar to the male. Wing, 63; tail, 44; culmen from base,
33; bill from nostril, 28; tarsus, 17.
In this species the yellow pectoral tufts are present in both sexes
and are of a lighter yellow than in the male of A. flammifera.
"Ten males average: Length, 165; wing, 69; tail, 48; culmen 40; tarsus,
17; middle toe with claw, 23. Ten females, length, 144; wing, 61; tail,
42; culmen, 35; tarsus, 16; middle toe with claw, 16. Iris brown, legs,
feet, and nails slaty blue; bill black except base of lower mandible,
which is gray. Food spiders and insects." (Bourns and Worcester MS.)