Whiskered Treeswift (Hemiprocne comata) [XC359777]
by Peter Boesman from Deremakot forest reserve, Sabah, Borneo, Malaysia (call)
Whiskered Treeswift (Hemiprocne comata) [XC21015]
by Martjan Lammertink from Neneng, Lingga, Riau Archipelago, Indonesia (call)
Subspecies
Additional subspecies proposed for some of islands off western Sumatra (stresemanni) and for some of Philippines (nakamurai), but both now considered invalid.
The following 2 subspecies are recognised:
comata (Temminck, 1824) - Southern Myanmar (southern Tenasserim) and peninsular Thailand south to Sumatra (including western Sumatran islands) and Borneo and intervening islands.
major (Hartert, 1895) - Philippines, including Sulu Archipelago, but excluding Palawan.