Children (14 direct children, 68 direct and indirect children):
Shelducks
(tree size 9)
Tadorna
Alopochen
(tree size 6)
Sheldgoose
(tree size 10)
Chloephaga
Tachyeres
(tree size 8)
Steamer duck
Plectropterini
Tadorini
Sarkidiornis
(tree size 4)
Hymenolaimus
(tree size 3)
Merganetta
(tree size 9)
Australotadorna
Brantadorna
(tree size 1)
Centrornis
(tree size 1)
Merganettini
Radjah
(tree size 3)