Biak Gerygone (Gerygone hypoxantha) [XC75905]
by Ken Behrens from Sansundi, Biak, Papua, Indonesia (song)
Biak Gerygone (Gerygone hypoxantha) [XC582442]
by Frank Lambert from Biak, Indonesia (song)
Subspecies
No subspecies.
Biak Gerygone (Gerygone hypoxantha), treated as a species in Collar and Andrew (1988) and subsequently, is now considered a subspecies of Large-billed Gerygone (Gerygone magnirostris) following Sibley and Monroe (1990, 1993). Not recognised by BirdLife International.