Type species: Megacanthoporina composita Morozova, 1992
This genus includes the species:
| Megacanthoporina altaica | (Nekhoroshev, 1956) | Carboniferous | |
| Megacanthoporina composita | Morozova, 1992 | Carboniferous | Mongolia |
| Megacanthoporina gracilis | Ariunchimeg, 1996 | Carboniferous | Mongolia |