| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Thylacodes adamsii (Mörch, 1859) |
Western Pacific | ||
| Thylacodes sipho (Lamarck, 1818) |
Eastern Indian Ocean | ||
| Thylacodes squamigerus (Carpenter, 1857) |
Scaled wormsnail | Eastern Pacific | 12.5 |
| Thylacodes variabilis (Hadfield & Kay, 1972) |
Vermetid worm | Indo-Pacific |