| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Triportheus albus Cope, 1872 |
South America | 25.7 | |
| Triportheus angulatus (Spix & Agassiz, 1829) |
South America | 23.8 | |
| Triportheus auritus (Valenciennes, 1850) |
South America | 26.5 | |
| Triportheus brachipomus (Valenciennes, 1850) |
South America | 21.9 | |
| Triportheus culter (Cope, 1872) |
South America | 24.5 | |
| Triportheus curtus (Garman, 1890) |
South America | 10.68 | |
| Triportheus elongatus (Günther, 1864) |
Elongate hatchetfish | Central and South America | 24.2 |
| Triportheus guentheri (Garman, 1890) |
South America | 13.4 | |
| Triportheus magdalenae (Steindachner, 1878) |
South America | 36 | |
| Triportheus nematurus (Kner, 1858) |
South America | 18.3 | |
| Triportheus orinocensis Malabarba, 2004 |
South America | 13.45 | |
| Triportheus pantanensis Malabarba, 2004 |
South America | 15.8 | |
| Triportheus paranensis (Günther, 1874) |
Tetra | South America | 19 |
| Triportheus pictus (Garman, 1890) |
South America | 10.74 | |
| Triportheus rotundatus (Jardine, 1841) |
South America | 26.8 | |
| Triportheus signatus (Garman, 1890) |
South America | 19.5 | |
| Triportheus trifurcatus (Castelnau, 1855) |
South America | 20 | |
| Triportheus venezuelensis Malabarba, 2004 |
South America | 11.864 |