n = 10
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Melanocharacidium auroradiatum | Costa & Vicente, 1994 | Melanocharacidium auroradiatum | Crenuchidae | |
| Melanocharacidium blennioides | (Eigenmann, 1909) | Melanocharacidium blennioides | Crenuchidae | |
| Melanocharacidium compressum | Buckup, 1993 | Melanocharacidium compressum | Crenuchidae | |
| Melanocharacidium compressus | Buckup, 1993 | Melanocharacidium compressum | Crenuchidae | |
| Melanocharacidium depressum | Buckup, 1993 | Melanocharacidium depressum | Crenuchidae | |
| Melanocharacidium dispilomma | Buckup, 1993 | Melanocharacidium dispilomma | Crenuchidae | |
| Melanocharacidium melanopteron | Buckup, 1993 | Melanocharacidium melanopteron | Crenuchidae | |
| Melanocharacidium nigrum | Buckup, 1993 | Melanocharacidium nigrum | Crenuchidae | |
| Melanocharacidium pectorale | Buckup, 1993 | Melanocharacidium pectorale | Crenuchidae | |
| Melanocharacidium rex | (Böhlke, 1958) | Melanocharacidium rex | Crenuchidae |