Sunda Warbler (Phylloscopus grammiceps) [XC241746]
by Brian Cox from Mount Kerinci, West Sumatra, Sumatra, Indonesia (call, song)
Sunda Warbler (Phylloscopus grammiceps) [XC776158]
by Panji Gusti Akbar from Cipanas, Cianjur Regency, West Java, Indonesia (call, song)
Subspecies
Forms a superspecies with Chestnut-crowned Warbler (Phylloscopus castaniceps) and Yellow-breasted Warbler (Phylloscopus montis), although overlaps in range with both to limited extent.
The following 2 subspecies are recognised:
sumatrensis (Robinson & Kloss, 1916) - Sumatra. Considered by some authors to be a distinct species, Sumatran Warbler (Phylloscopus sumatrensis).