| Asterodinium Sournia, 1972 |
| Asterodinium spinosum Sournia, 1972 |
| Brachidiniaceae Sournia, 1972 |
| Brachidinium F.J.R. Taylor, 1963 |
| Brachidinium capitatum F.J.R. Taylor, 1963 |
| Karenia G. Hansen & Moestrup, 2000 |
| Karenia bicuneiformis Botes, Sym & G.C. Pitcher, 2003 |
| Karenia bidigitata Haywood & Steid., 2004 |
| Karenia brevis (C.C. Davis) G. Hansen & Moestrup, 2000 |
| Karenia brevisulcata (F.H. Chang) G. Hansen & Møstrup, 2000 |
| Karenia mikimotoi (Miyake & Kominami ex Oda) Gert Hansen & Moestrup, 2000 |
| Karlodinium J. Larsen, 2000 |
| Karlodinium veneficum (Ballantine) J. Larsen, 2000 |