| Scientific name -- Other names |
| Gymnotidae -- Naked-back Knifefishes |
| Electrophorus electricus (Linnaeus, 1766) -- Electric Eel |
| Gymnotus anguillaris Hoedeman, 1962 |
| Gymnotus arapaima Albert and Crampton, 2001 |
| Gymnotus bahianus Campos-da-Paz and Costa, 1996 |
| Gymnotus carapo Linnaeus, 1758 -- Banded Knifefish |
| Gymnotus cataniapo Mago-Leccia, 1994 |
| Gymnotus choco Albert, Crampton and Maldonado, 2003 |
| Gymnotus coatesi La Monte, 1935 |
| Gymnotus cylindricus La Monte, 1935 |
| Gymnotus diamantinensis Campos-da-Paz, 2002 |
| Gymnotus esmeraldas Albert and Crampton, 2003 |
| Gymnotus henni Albert, Crampton and Maldonado, 2003 |
| Gymnotus inaequilabiatus (Valenciennes, 1842) |
| Gymnotus javari Albert, Crampton and Hagedorn, 2003 |
| Gymnotus jonasi Albert and Crampton, 2001 |
| Gymnotus maculosus Albert and Miller, 1995 |
| Gymnotus mamiraua Albert and Crampton, 2001 |
| Gymnotus melanopleura Albert and Crampton, 2001 |
| Gymnotus onca Albert and Crampton, 2001 |
| Gymnotus panamensis Albert and Crampton, 2003 |
| Gymnotus pantherinus (Steindachner, 1908) |
| Gymnotus paraguensis Albert and Crampton, 2003 |
| Gymnotus pedanopterus Mago-Leccia, 1994 |
| Gymnotus stenoleucus Mago-Leccia, 1994 |
| Gymnotus sylvius Albert and Fernandes-Matioli, 1999 |
| Gymnotus tigre Albert and Crampton, 2003 |
| Gymnotus ucamara Crampton, Lovejoy and Albert, 2003 |
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| Updated: 2015-05-06 21:40:39 |