| Scientific Name | Author | English Name |
|---|---|---|
| Acanthopriapulus horridus | (Théel, 1911) | |
| Halicryptus higginsi | Shirley & Storch, 1999 | |
| Halicryptus spinulosus | von Siebold, 1849 | |
| Priapulopsis australis | (de Guerne, 1886) | |
| Priapulopsis bicaudatus | (Koren & Danielssen, 1868) | |
| Priapulopsis cnidephorus | Salvini-Plawen, 1973 | |
| Priapulus abyssorum | Menzies, 1959 | |
| Priapulus caudatus | Lamarck, 1816 | Cactus worm |
| Priapulus tuberculatospinosus | Baird, 1868 |