Actinopterygii
Anablepidae Garman, 1895
Aphanolebias Reichenbacher & Gaudant, 2003
Aplocheilichthyidae
Aplocheilidae Bleeker, 1860
Cyprinodontidae Gill, 1865
Fundulidae Jordan & Gilbert, 1882
Goodeidae Jordan, 1923
Nothobranchiidae
Plesiojenynsia Ghedotti, 1998
Poeciliidae Garman, 1895
Profundulidae Hoedeman & Bronner, 1951
Rivulidae
Valenciidae Parenti, 1981