| More info | Plus d'info | Mais info | FishBase |
| No. | Valid Name | Author | English Name |
| 1. | Onigocia bimaculata | Knapp, Imamura & Sakashita, 2000 | Two-spotted flathead |
| 2. | Onigocia grandisquama | (Regan, 1908) | |
| 3. | Onigocia lacrimalis | Imamura & Knapp, 2009 | Smooth-snout flathead |
| 4. | Onigocia macrolepis | (Bleeker, 1854) | Notched flathead |
| 5. | Onigocia oligolepis | (Regan, 1908) | Large-scale flathead |
| 6. | Onigocia pedimacula | (Regan, 1908) | Broadband flathead |
| 7. | Onigocia sibogae | Imamura, 2011 | |
| 8. | Onigocia spinosa | (Temminck & Schlegel, 1843) | Midget flathead |