A small, long-billed, long-tailed bird of dense undergrowth in lowland and foothill forest in western Mindanao and Basilan. Olive-green on the back and wings, with an olive-brown tail often held cocked, a pale gray belly, a black hood and chest, and a white ear-spot. Female has a white throat patch. Similar to Rufous-fronted Tailorbird, especially from behind, but has a black hood and white ear-spot. Voice includes monotonous piping notes given in series, a short phrase “pu piiiiiiiii pit,” and a rapid whistled or nasal trill.