n = 9
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Nannoperca australis | Günther, 1861 | Nannoperca australis | Percichthyidae | Southern pygmy perch |
| Nannoperca australis flindersi | Scott, 1971 | Nannoperca australis | Percichthyidae | Southern pygmy perch |
| Nannoperca obscura | (Klunzinger, 1872) | Nannoperca obscura | Percichthyidae | Yarra pygmy perch |
| Nannoperca oxleyana | Whitley, 1940 | Nannoperca oxleyana | Percichthyidae | Oxleyan pygmy perch |
| Nannoperca pygmaea | Morgan, Beatty & Adams, 2013 | Nannoperca pygmaea | Percichthyidae | Little Pygmy Perch |
| Nannoperca riverinae | Macleay, 1881 | Nannoperca australis | Percichthyidae | Southern pygmy perch |
| Nannoperca variagata | Kuiter & Allen, 1986 | Nannoperca variegata | Percichthyidae | Ewens pygmy perch |
| Nannoperca variegata | Kuiter & Allen, 1986 | Nannoperca variegata | Percichthyidae | Ewens pygmy perch |
| Nannoperca vittata | (Castelnau, 1873) | Nannoperca vittata | Percichthyidae | Western pygmy perch |