Parent: Aerodramus (Edible-nest swiftlets)

└─ Aerodramus vanikorensis (Gray swiftlet)

└─── Aerodramus vanikorensis aenigma

└─── Aerodramus vanikorensis amelis

└─── Aerodramus vanikorensis coultasi

└─── Aerodramus vanikorensis heinrichi

└─── Aerodramus vanikorensis lihirensis

└─── Aerodramus vanikorensis lugubris

└─── Aerodramus vanikorensis moluccarum

└─── Aerodramus vanikorensis palawanensis

└─── Aerodramus vanikorensis pallens

└─── Aerodramus vanikorensis steini

└─── Aerodramus vanikorensis tagulae

└─── Aerodramus vanikorensis vanikorensis

└─── Aerodramus vanikorensis waigeuensis

└─── Aerodramus vanikorensis yorki