Children (13 direct children, 456 direct and indirect children):
Notopteridae
(tree size 30)
Arapaimidae
(tree size 8)
Arapaiminae
Osteoglossidae
(tree size 36)
Arowanas
Mormyridae
(tree size 345)
Notopteroidei
(tree size 11)
Osteoglossoidei
(tree size 8)
Ostariostomidae
Gymnarchidae
(tree size 2)
Leptolepididae
(tree size 2)
Wilsonichthys
(tree size 1)
Wakinoichthiidae
Saurocephalidae
Foreyichthyidae