Children (13 direct children, 1217 direct and indirect children):
Fundulidae
(tree size 125)
Anablepidae
(tree size 35)
Four-eyed fishes
Pupfish
(tree size 259)
Pupfishes
Poeciliidae
(tree size 663)
Goodeidae
(tree size 97)
Splitfins
Profundulidae
(tree size 18)
Valenciidae
(tree size 7)
Fluviphylacidae
Poecilioidea
Funduloidea
Aphaniidae
Pantanodontidae
Procatopodidae