Children (16 direct children, 16 direct and indirect children):
Smooth butterfly ray
Gymnura micrura
Backwater butterfly ray
Short-tailed ray
Gymnura altavela
Spiny butterfly ray
Longtail butterfly ray
Gymnura poecilura
Gymnura marmorata
California butterfly ray
Gymnura zonura
Zonetail butterfly ray
Gymnura japonica
Japanese butterfly ray
Gymnura hirundo
Gymnura crooki
Gymnura australis
Australian butterfly ray
Gymnura tentaculata
Tentacled butterfly ray
Gymnura bimaculata
Gymnura afuerae
Gymnura crebripunctata
Mazatlan butterfly ray
Gymnura lessae
Gymnura sereti