| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Tylodina americana Dall, 1890 |
Umbrella slug | Western Atlantic | 1 |
| Tylodina corticalis (Tate, 1889) |
Small umbrella shell | Indo-West Pacific | 3 |
| Tylodina fungina Gabb, 1865 |
Mushroom sidegill | Eastern Pacific | 3 |
| Tylodina perversa (Gmelin, 1791) |
Yellow umbrella tylodina | Mediterranean Sea |