| Pavillardinium biconicum Rampi, 1948 |
| Pavillardinium spinosum (Kof.) F.J.R. Taylor ex Sournia, 1973 |
| Pyrodinium Plate, 1906 |
| Pyrodinium bahamense Plate, 1906 |
| Pyrodinium bahamense var. compressum (Böhm) Steid., Tester & F.J.R. Taylor, 1980 |
| Pyrodinium schilleri (Matzen.) J. Schill., 1935 |
| Pyrrhotriadinium Nakada, 2010 |
| Pyrrhotriadinium polyedricum (Pouchet) Nakada, 2010 |
| Pyrrhotriadinium sphaericum (Murray & Whitt.) Nakada, 2010 |