| Ceratium limulus Gourret, 1883 |
| Ceratium lineatum (Ehrenb.) Cleve, 1899 |
| Ceratium longipes (Bailey) Gran, 1902 |
| Ceratium longirostrum Gourret, 1883 |
| Ceratium longissimum (Schröd.) Kof., 1907 |
| Ceratium lunula A. Schimp. ex G. Karst., 1906 |
| Ceratium lunula f. brachyceros Jørg., 1911 |
| Ceratium lunula f. megaceros Jørg., 1911 |
| Ceratium lunula var. robustum G. Karst., 1907 |
| Ceratium macroceros (Ehrenb.) Cleve, 1899 |
| Ceratium macroceros subsp. gallicum (Kof., 1907) H.W. Graham & Bronik., 1944 |
| Ceratium macroceros var. gallicum Kof., 1907) N. Peters, 1934 |
| Ceratium massiliense (Gourret) Jørg., 1911 |
| Ceratium massiliense f. armatum (G. Karst., 1905) J. Schill., 1937 |
| Ceratium massiliense var. armatum (G. Karst., 1905) Jørg., 1911 |
| Ceratium minutum Jørg., 1920 |
| Ceratium molle Kof., 1907 |
| Ceratium palmatum (Scrhöd.) Scrhöd. |
| Ceratium paradoxides Cleve, 1900 |
| Ceratium pavillardii E.G. Jørg., 1911 |