| Valid name | Polymixia |
| Synonym | Type: P. nobilis Lowe, by monotypy. |
| Synonym | Polymixia Lowe, 1836 |
| Synonym | Gender: F; Trans. Cambridge phil. Soc., 6(1): 198 |
| Synonym | Nemobrama Valenciennes, 1837, in Webb and Berthelot, Hist. nat. Canaries, 2 (2), pl. 8 (type: Nemobrama webbii Val |
| Synonym | Dinemus Poey, 1860, Mem. Hist. nat. Cuba, 2: 161 (type: Dinemus venustus Poey, by monotypy, Cuba). |