n = 7
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Scoloplax baileyi | Rocha, Lazzarotto & Py-Daniel, 2012 | Scoloplax baileyi | Scoloplacidae | |
| Scoloplax baskini | Rocha, de Oliveira & Rapp Py-Daniel, 2008 | Scoloplax baskini | Scoloplacidae | |
| Scoloplax dicra | Bailey & Baskin, 1976 | Scoloplax dicra | Scoloplacidae | |
| Scoloplax distolothrix | Schaefer, Weitzman & Britski, 1989 | Scoloplax distolothrix | Scoloplacidae | |
| Scoloplax distolotrix | Schaefer, Weitzman & Britski, 1989 | Scoloplax distolothrix | Scoloplacidae | |
| Scoloplax dolicholophia | Schaefer, Weitzman & Britski, 1989 | Scoloplax dolicholophia | Scoloplacidae | |
| Scoloplax empousa | Schaefer, Weitzman & Britski, 1989 | Scoloplax empousa | Scoloplacidae | Pantanal dwarf catfish |