Parent: Hemiprocnidae

└─ Hemiprocne

└─── Hemiprocne comata (Whiskered treeswift)

└─── Hemiprocne coronata (Crested treeswift)

└─── Hemiprocne longipennis (Grey-rumped treeswift)

└─── Hemiprocne mystacea (Moustached treeswift)