| Ceratocorys F. Stein, 1883 |
| Ceratocorys allenii B.F. Osorio, 1942 |
| Ceratocorys armata (F. Schütt) Kof., 1910 |
| Ceratocorys asymmetrica G. Karsten, 1907 |
| Ceratocorys bipes (Cleve) Kof., 1910 |
| Ceratocorys gourretii Paulsen, 1931 |
| Ceratocorys hirsuta Matzen., 1933 |
| Ceratocorys horrida F. Stein, 1883 |
| Ceratocorys magna Kof., 1910 |
| Ceratocorys reticulata H.W. Graham, 1942 |
| Ceratocorys spinifera J. Murray & Whiting, 1899 |
| Protoceratidaceae Lind., 1928 |
| Protoceratium Bergh, 1881 |
| Protoceratium globosum (Kof.) J.R. Michener, 1911 |
| Protoceratium reticulatum (Clap. & J. Lachm) Buetschli, 1885 |
| Protoceratium spinulosum (Murray & Whitting) Schiller, 1937 |
| Schuettiella Balech, 1988 |
| Schuettiella mitra (F. Schütt) Balech, 1988 |