Children (6 direct children, 11 direct and indirect children):
Grey-throated barbet
(tree size 2)
Gymnobucco bonapartei
Bristle-nosed barbet
Gymnobucco peli
Sladen's barbet
Gymnobucco sladeni
Naked-faced barbet
(tree size 3)
Gymnobucco calvus
Gymnobucco cinereiceps
Gymnobucco vernayi