1. Subfamily Aplocheilichthyinae Myers, 1928
   1. Genus Aplocheilichthys Bleeker, 1863
   2. Genus Haplocheilichthys accepted as Aplocheilichthys Bleeker, 1863 (unaccepted > misspelling - incorrect subsequent spelling)
   3. Genus Haplochilichthys accepted as Aplocheilichthys Bleeker, 1863 (misspelling)
2. Subfamily Poeciliinae Bonaparte, 1831
   1. Genus Belonesox Kner, 1860
   2. Genus Brachyrhaphis Regan, 1913
   3. Genus Cnesterodon Garman, 1895
   4. Genus Gambusia Poey, 1854
   5. Genus Heterandria Agassiz, 1853
   6. Genus Hiatirhaphis Huber, 2019
   7. Genus Limia Poey, 1854
   8. Genus Micropoecilia Hubbs, 1926
   9. Genus Phalloceros Eigenmann, 1907
   10. Genus Poecilia Bloch & Schneider, 1801
   11. Genus Poeciliopsis Regan, 1913
   12. Genus Priapichthys Regan, 1913
   13. Genus Xiphophorus Heckel, 1848
   14. Genus Acanthophacelus Eigenmann, 1907 accepted as Poecilia Bloch & Schneider, 1801
   15. Genus Flexipenis Hubbs in Rivas, 1963 accepted as Gambusia Poey, 1854
   16. Genus Glaridichthys Garman, 1896 accepted as Girardinus Poey, 1854
   17. Genus Glaridodon Garman, 1895 accepted as Girardinus Poey, 1854
   18. Genus Lembesseia Fowler, 1949 accepted as Poecilia Bloch & Schneider, 1801
   19. Genus Leptorhaphis Regan, 1913 accepted as Poeciliopsis Regan, 1913
   20. Genus Molinesia accepted as Mollienesia Lesueur, 1821 accepted as Poecilia Bloch & Schneider, 1801 (misspelling)
   21. Genus Mollienesia Lesueur, 1821 accepted as Poecilia Bloch & Schneider, 1801
   22. Genus Mollienisia accepted as Mollienesia Lesueur, 1821 accepted as Poecilia Bloch & Schneider, 1801 (misspelling)
   23. Genus Neopoecilia Hubbs, 1924 accepted as Poecilia Bloch & Schneider, 1801
   24. Genus Pamphoria Regan, 1913 accepted as Poecilia Bloch & Schneider, 1801
   25. Genus Parapoecilia Hubbs, 1924 accepted as Poecilia Bloch & Schneider, 1801
   26. Genus Platypoecilus Günther, 1866 accepted as Xiphophorus Heckel, 1848
   27. Genus Plectrophallus Fowler, 1932 accepted as Brachyrhaphis Regan, 1913
   28. Genus Pocilia accepted as Poecilia Bloch & Schneider, 1801 (unaccepted > misspelling - incorrect subsequent spelling)
   29. Genus Poeciliodes Steindachner, 1863 accepted as Heterandria Agassiz, 1853 (synonym)
   30. Genus Schizophallus Hubbs, 1926 accepted as Gambusia Poey, 1854 (synonym)
   31. Genus Zygonectes Agassiz, 1854 accepted as Fundulus Lacepède, 1803
   32. Genus Zygonectus (uncertain > unassessed)
3. Subfamily Procatopodinae Fowler, 1916
   1. Genus Pantanodon Myers, 1955

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