159. Trichostoma rostratum.
Trichastoma rostratum, Blyth, J. A. 8. B. xi, p. 795 (1842); id. Cat. p. 147; Hume, S. F. viii, pp. GO, 160; ix, pp. 109, 127; Oates, B. B. i, p. 50 ; Sharpe, Cat. B. M. vii, p. 562. Napothera umbratilis, Strickl. Contr. Orn. 1849, p. 128, pi. 31. Brachypteryx macroptera, Salvadori, Atti B. Ac. Sc. Tor. iii, p. 528 (1868). rachypteryx buxtoni, Wald. P. Z. 8. 1877, p. 367; id. Ibis, 1877, p. 308, pl. 6, fig. 2.
Coloration. Whole upper plumage rufescent olive-brown, tinged with ferruginous on the upper tail-coverts and outer webs of tail-feathers ; lores whitish, mottled with black; ear-coverts and round the eye rufescent; the former with whitish shafts; cheeks white, with black shafts and tips; entire lower plumage white, washed with pale grey across the breast and suffused with ashy brown on the sides of the breast and abdomen; outer webs of wing-quills like the back.
Upper mandible dark brown ; lower pale plumbeous blue ; legs and feet rather dark pinkish fleshy; iris pale red-brown; claws pale horny brown (Davison).
Length about 6.5; tail 2.1; wing 2.9; tarsus 1.05; bill from gape .9.
Distribution. The extreme south of Tenasserim, extending to Sumatra and Borneo.
Habits, &c. Nothing is known of this bird's habits beyond Hume's assertion that they are arboreal.