Anablepidae Anablepinae Oxyzygonectinae Aplocheilichthyinae Aplocheilichthys Subfamily Aplocheilichthyinae Myers, 1928 Cyprinodontoidea Cyprinodontidae Wagner, 1828 Superfamily Cyprinodontoidea Wagner, 1828. Fluvuphylacidae Fluviphylinae Subfamily Fluviphylinae Funduloidea Fundulidae Günther, 1866 Profundulidae Hoedeman & Bronner, 1951 Superfamily Funduloidea Günther, 1866.

Goodeoidea Goodeidae Jordan & Gilbert, 1883 Superfamily Goodeoidea Jordan & Gilbert, 1883 Pantanodontoidea Pantanodon Myers, 1955 Superfamily Pantanodontoidea Myers, 1955 Monotypic Poecilioidea Anablepsidae Bonaparte, 1831 Poeciliidae Bonaparte, 1831 Superfamily Poecilioidea Bonaparte, 1831. Families within Superfamily Poecilioidea. Note these are the egg-laying members of Peocilioidea, egg laying Poecilioidea are covered elsewhere. Procatopodidae Procatopodinae Subfamily Procatopodinae Fowler, 1916 Superfamily Procatopodidae Bonaparte, 1831. Valencioidea Valenciidae Parenti, 1981 Superfamily Valencioidea Parenti, 1981.