84. Trochalopterum chrysopterum.
The Eastern Yellow-winged Laughing-Thrush.
Ianthocincla chrysoptera, Gould, P. Z. S. 1835, p. 48. Garrulax ruficapillus, Blyth, J. A. S. B. xx, p. 521 (1851). Trochalopteron ruficapillum (Blyth), Godw.-Aust. J. A. S. B. xxxix, pt. ii, p. 104; Hume, S. F. vii, p. 385; id. Cat. no. 415 bis; Sharpe, Cat. B. M. vii, p. 303; Hume, S. F. xi, p. 163.
Coloration. Forehead and lores grey with black shafts ; anterior . half of crown reddish brown, blending into the bright chestnut of the posterior half and of the nape ; a very broad superciliary band, reaching to the nape, ash-grey; ear-coverts ashy rufous ; chin and cheeks grey mingled with blackish; throat and fore neck deep chestnut-brown ; the sides of the neck and back fulvous grey, each feather with a rounded brown mark near the tip ; rump and upper tail-coverts slaty grey ; breast rufous, each feather with an ill - defined lunate bar ; abdomen dull fulvous; sides of the body, vent, and under tail-coverts olivaceous ; tail ashy, suffused with golden yellow on the outer webs ; wing-coverts olive-brown, the greater series broadly tipped with deep ferruginous ; primary-coverts and winglet yellow on the outer webs, ashy on the inner; outer webs of the primaries and secondaries bright golden yellow ; tertiaries and tips of the secondaries ashy blue, the base of the outer webs of the secondaries .golden red.
Iris clay-coloured; bill and legs brown (Cockburn) ; iris grey ; legs pink-brown (Godw.-Aust.).
Length about 10; tail 4.5; wing 4.1; tarsus 1.55; bill from gape 1.1.
Distribution. The Khasi hills, where this species has been obtained at Shillong, at Cherra Poonjee, and on Hengdan Peak.