905. Anthothreptes simplex.
The Plain-coloured Sun-bird.
Nectarinia simplex, S. Mull. Verhand. Nat. Gesch., Zool. Aves, p. 62 (1843); Blyth, Cat. p. 225. Anthreptes xanthochlora, Hume, S. F. iii, p. 320, note (1875). Anthreptes simplex (S. Mull.), Shelley, Mon. Nect. pp. xliii, xliv, 309, ' pl. 100; Hume & Dav. S. F. vi, p. 188; Hume, Cat. no. 233 quat.; Oates, B. B. i, p. 324. Anthothreptes simplex (S. Mull.), Gadow, Cat. B. M. ix, p. 114.
Coloration. Male. A large patch on the forehead metallic green; the whole upper plumage and wing-coverts olive-yellow; tail a deeper tint of the same ; quills brown, edged with olive-yellow; sides of the head ashy green; cheeks, chin, throat, and fore neck greenish ashy; remainder of lower plumage dull oily yellow ; under wing-coverts whitish.
Female. Differs only in wanting the metallic patch on the forehead.
Legs and feet pale dirty green; the bill dark horny brown; irides wood-brown (Davison).
Length 4.5 ; tail 2.1 ; wing 2.4; tarsus .55 ; bill from gape .7. The female is slightly smaller than the male.
Distribution. The southern part of Tenasserim from Mergui southwards, extending down the Malay peninsula to Sumatra and Borneo.