Ptiloprora perstriata De Vis, 1898

Nominate race has head and neck brown-brown, irregular light grey streaking on top of head, hindneck and side of neck, merging to dense fine pale grey streaking and speckling on side of head, upperbody black brown to almost black, irregular light grey streaking on mantle merging to more olive-grey to pale olive-brown streaking on back and scapulars, upperwing and uppertail dark brown, slightly browner than upperparts, median coverts and outer edges of greater coverts with rufous-brosn tips, and rufous-brown basal outer edges on all except outer 2-3 primaries, chin brown to dark brown, faintly mottled light grey, merging to light grey and diffusely brown-streaked on throat, underbody black0brown to dark-brown or dark reddish-brown, heavily but irregularly streaked with light grey to off-white, and overlaid with strong rufous-brown wash on flanks, underwing off-white to buff, mottles brown on coverts, with dark brownish-grey trailing edge and tips, iris green to pale green or greyish-green, bill black, legs blue-grey or leaden. Sexes alike in plumage, male larger than female. Juvenile is apparently largely dark brown to dark olive-brown and appearing unstreaked above, heavily brown-streaked yellowish-olive below, lacking conspicuous rufous on flanks, with greyer chin and throat, also soft pale gape, brown iris, and greyish-brown legs.