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| No. | Valid Name | Author | English Name |
| 1. | Membras analis | (Schultz, 1948) | Backwaters silverside |
| 2. | Membras argentea | (Schultz, 1948) | |
| 3. | Membras dissimilis | (Carvalho, 1956) | |
| 4. | Membras gilberti | (Jordan & Bollman, 1890) | Landia silverside |
| 5. | Membras martinica | (Valenciennes, 1835) | Rough silverside |
| 6. | Membras procera | Chernoff, Machado-Allison, Escobedo, Freiburger, Henderson, Hennessy et al., 2020 | |
| 7. | Membras pygmaea | Chernoff, Machado-Allison, Escobedo, Freiburger, Henderson, Hennessy et al., 2020 | |
| 8. | Membras vagrans | (Goode & Bean, 1879) |