| Species | Name Used in Reference |
|---|---|
| Achirus achirus (Linnaeus, 1758) | Achirus achirus (p. ) |
| Achirus novoae Cervigón, 1982 | Achirus novoae (p. ) |
| Apionichthys dumerili Kaup, 1858 | Apionichthys dumerili (p. 667) |
| Apionichthys finis (Eigenmann, 1912) | Soleonasus finis (p. ) |
| Apionichthys nattereri (Steindachner, 1876) | Achiropsis nattereri (p. ) |
| Catathyridium garmani (Jordan, 1889) | Catathyridium garmani (p. ) |
| Catathyridium jenynsii (Günther, 1862) | Catathyridium jenynsii (p. ) |
| Catathyridium lorentzii (Weyenbergh, 1877) | Catathyridium lorentzii (p. ) |
| Hypoclinemus mentalis (Günther, 1862) | Hypoclinemus mentalis (p. ) |
| Pnictes asphyxiatus (Jordan, 1889) | Pnictes asphyxiatus (p. 668) |
| Trinectes fluviatilis (Meek & Hildebrand, 1928) | Trinectes fluviatilis (p. ) |
| Trinectes paulistanus (Miranda Ribeiro, 1915) | Trinectes paulistanus (p. ) |