"[Pisces]"
   Class Actinopterygii Woodward, 1891 - ray-finned fishes
     Order Cyprinodontiformes Berg, 1940 - killifishes
       Family Poeciliidae Garman, 1895 - live-bearers
         1 Subfamily Poeciliinae Garman, 1895 - livebearers
         2 Subfamily Fluviphylacinae Roberts, 1970
         3 Subfamily Aplocheilichthyinae Myers, 1928