| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Neothyonidium arthroprocessum unspecified |
To be filled | 27 | |
| Neothyonidium dearmatus (Dendy & Hindle, 1907) |
Southwest Pacific | ||
| Neothyonidium inflatum (Sluiter, 1901) |
Northwest Pacific | ||
| Neothyonidium magnum (Ludwig, 1882) |
Large burrowing sea cucumber | Western Central Pacific | |
| Neothyonidium parvum Ludwig, 1881 |
To be filled |