Timor Imperial Pigeon (Ducula cineracea) [XC204787]
by from Wetar Island, Indonesia (song)
Timor Imperial Pigeon (Ducula cineracea) [XC177184]
by Gareth K. from Wetar Island, Indonesia (call)
Subspecies
Probably forms a superspecies with Mountain Imperial-Pigeon (Ducula badia) and Dark-backed Imperial-Pigeon (Ducula lacernulata). Claimed racial differences are slight, based on limited material, and may not be worthy of recognition.
The following 2 subspecies are recognised:
cineracea (Temminck, 1835) - Timor.
schistacea Mayr, 1944 - Wetar.
Similar Species
Pink-headed Imperial-Pigeon (Ducula rosacea) which is green on upperparts, paler pinkish on head and underparts and has chestnut undertail-coverts. Subspecies metallica of Metallic Pigeon (Columba vitiensis) (common on Gunung Mutis and surprisingly similar from below) is distinguished by its even darker plumage with purple and green gloss, particularly on upperparts.
References
See References.