n = 5
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Euristhmus lepturus | (Günther, 1864) | Euristhmus lepturus | Plotosidae | Long-tailed catfish |
| Euristhmus microceps | (Richardson, 1845) | Euristhmus microceps | Plotosidae | Smallhead catfish |
| Euristhmus microphthalmus | Murdy & Ferraris, 2006 | Euristhmus microphthalmus | Plotosidae | |
| Euristhmus nudiceps | (Günther, 1880) | Euristhmus nudiceps | Plotosidae | Naked-headed catfish |
| Euristhmus sandrae | Murdy & Ferraris, 2006 | Euristhmus sandrae | Plotosidae |