n = 19
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Platypoecilus aurata | Stoye, 1932 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus couchianus | (Girard, 1859) | Xiphophorus couchianus | Poeciliidae | Monterrey platyfish |
| Platypoecilus cyanellus | Meinken, 1935 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus dominicensis | Evermann & Clark, 1906 | Poecilia montana | Poeciliidae | |
| Platypoecilus maculatus | Günther, 1866 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus maculatus aurata | Stoye, 1932 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus maculatus cyanellus | Meinken, 1935 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus maculatus sanguinea | Stoye, 1932 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus mentalis | Gill, 1877 | Poecilia sphenops | Poeciliidae | Molly |
| Platypoecilus nelsoni | Meek, 1904 | Poecilia sphenops | Poeciliidae | Molly |
| Platypoecilus nigra | Brind, 1914 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus perugiae | Evermann & Clark, 1906 | Limia perugiae | Poeciliidae | Perugia's limia |
| Platypoecilus pulchra | Brind, 1914 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus quitzeoensis | Bean, 1898 | Zoogoneticus quitzeoensis | Goodeidae | Picotee goodeid |
| Platypoecilus rubra | Brind, 1914 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus sanguinea | Stoye, 1932 | Xiphophorus maculatus | Poeciliidae | Southern platyfish |
| Platypoecilus tropicus | Meek, 1907 | Poecilia sphenops | Poeciliidae | Molly |
| Platypoecilus variatus | Meek, 1904 | Xiphophorus variatus | Poeciliidae | Variable platyfish |
| Platypoecilus xiphidium | Gordon, 1932 | Xiphophorus xiphidium | Poeciliidae | Swordtail platyfish |