Taxonomy: Hyloterpe brunneicauda Salvadori, 1879, "Ayer Manchor", a waterfall 10 kilometres from Padang Panjang (0º29¢ S, 100º22¢ E) on the road to the Padang Highlands, Sumatra.
Several races proposed, including eriphaea (Borneo), but differences trivial or undetectable in large samples. Monotypic.
Distribution: S Thailand, Peninsular Malaysia, Sumatra and Batu Is, N Natunas and Borneo.