(424) Rubigula squamata webberi.
Ixidia webberi Hume, S. F., viii, p. 40 (1879) (Tonka).
Vernacular names. .None recorded.
Description. Head and neck black; back golden olive, shading into golden yellow on the upper tail-coverts; tail black with a broad diagonal white band on the end of the outer tail-feathers, decreasing in extent inwardly on each succeeding pair; visible portions of the wing like the back but greater coverts edged with brighter yellow; quills and bastard wing black; below, throat and sides of neck white, with tiny black strise ; breast and flanks black with white "edges, giving a beautiful squamated appearance to these parts; centre of abdomen white; under tail-coverts deep bright yellow.
Colours of soft parts. Irides deep red ; bill brownish black; legs and feet plumbeous brown.
Measurements. Total length about 150 mm.; wing 73 to 76 mm.; tail about 60 to 65 mm.; tarsus about 15 mm.; culmen about 14 mm.
Distribution. Peninsular Burma and Siam, throughout Malay Peninsula to Sumatra.
Nidification and Habits. Practically nothing recorded.