| Species | Name Used in Reference |
|---|---|
| Oryzias mekongensis Uwa & Magtoon, 1986 | Oryzias mekongensis (p. ) |
| Oryzias minutillus Smith, 1945 | Oryzias minutillus (p. ) |
| Oryzias pectoralis Roberts, 1998 | Oryzias pectoralis (p. ) |
| Oryzias songkhramensis Magtoon, 2010 | Oryzias songkhramensis (p. 112;fig.2-3;tab.1 ) |