| Scientific Name | Author | English Name |
|---|---|---|
| Carnegiella marthae | Myers, 1927 | Blackwing hatchetfish |
| Carnegiella myersi | Fernández-Yépez, 1950 | Pygmy hatchetfish |
| Carnegiella schereri | Fernández-Yépez, 1950 | Dwarf hatchetfish |
| Carnegiella strigata | (Günther, 1864) | Marbled hatchetfish |
| Gasteropelecus levis | (Eigenmann, 1909) | Silver hatchetfish |
| Gasteropelecus maculatus | Steindachner, 1879 | Spotted hatchetfish |
| Gasteropelecus sternicla | (Linnaeus, 1758) | River hatchetfish |
| Thoracocharax securis | (De Filippi, 1853) | Giant hatchetfish |
| Thoracocharax stellatus | (Kner, 1858) | Spotfin hatchetfish |