Notes: Smallest Gerygone. Brown upperparts, crown.
Red-brown iris, clear white forward eyebrow, extending back greyer.
Undertail black subterminal band, white spots at tips. Ssp richmondi coastal & subcoastal, grey face; amalia paler below,
rust-brown tinge to flanks; nominate mouki mainly > 250m,
generally greyer. Often in mixed flocks, in wet forests.