| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Priapulus abyssorum Menzies, 1959 |
Eastern Central Pacific | ||
| Priapulus caudatus Lamarck, 1816 |
Cactus worm | Arctic, Northern Pacific, Northern Atlantic and Antarctic Atlantic | |
| Priapulus tuberculatospinosus Baird, 1868 |
Indo-West Pacific, South Atlantic, and the Antarctic |