| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Urechis caupo Fisher & MacGinitie, 1928 |
Eastern Central Pacific | ||
| Urechis chilensis (Müller, 1852) |
Burrow worm | Southeast Pacific and Southwest Atlantic | |
| Urechis novaezealandiae (Dendy, 1897) |
Southwest Pacific | ||
| Urechis unicinctus Drasche, 1881 |
Northwest Pacific |