(894) Seicercus castaneoceps castaneoceps.
The Chestnut-headed flycatcher-warbler.
Abrornis castaneoceps Gray, Cat. M. & B. Nepal, pp. 66, 152 (1846) (Nepal). Cryptolopha castaneiceps. Blaaf. & Oates, i, p. 427.
Vernacular names. None recorded.
Description. Forehead and crown bright chestnut; lateral band of black, commencing above the eye, where it is much suffused with chestnut and broadening on the nape; between these bands on the nape and edging it on either side, whitish; a ring round the eye white; next this ring blackish; lores and sides o£ head and neck slaty-grey; back and scapulars olive-green, greyish on upper back; rump and upper tail-coverts bright yellow; tail dark brown, edged with greenish and the two outer pairs of feathers largely white on the inner web; wings brown edged with greenish and the coverts tipped with yellow, forming two wing-bars; chin, throat and breast grey, fading to white on the centre of abdomen; flanks, sides of abdomen, vent and under tail-coverts bright yellow.
Colours of soft parts. Iris dark brown; bill above bright dark brown, below yellow; legs and feet pale horny-brown or yellowish brown; claws darker; " soles greenish yellow " (Scully).
Measurements. Total length about 100 mm.; wing 47 to 53 mm.; tail 36 to 40 mm.; tarsus about 17 mm.; culmen 8 mm.
Distribution. Nepal, Sikkim, Assam, Manipur, Chin and Kachin Hills, North and South Shan States.
Nidification. Quite typical of the genus. The nest is the usual domed affair of green moss placed on the ground, but the lining is always of the softest vegetable-cotton and very thick. They breed in April, May and June between 3,000 and 8,000 feet laying four, white eggs, well glossed and with a stout texture. Fifty eggs average 14.6 x 11.6 mm.: maxima 16.0 x 12.0 and 15.4 x 12.2 mm.; minima 13.6 x 12.0 and 13.8 X 10.9 mm.
Habits. Those of the genus.