| Melongenidae | Volema myristica | ++++++++++ + | ++++++++++ +++++ | 26 |
| Muricidae | Cronia margariticola | - | ++++++++++ ++++++++++ +++ | 23 |
| Neritidae | Nerita planospera | +++++ | +++++ | 10 |
|
| Nerita chameleon | - | ++++++++++ ++++++++++ ++++++++++ ++++++ | 36 |
|
| Nerita polita | - | + | 1 |
| Potamididae | Cerithidea cingulata | ++++++++++ ++++++++++ ++++++++++ ++++++++++ +++++++++ | ++++++++++ ++++++++++ ++++++++++ ++++++++++ ++++ | 93 |
|
| Terebralia sulcata | +++++++++ ++++++++ | - | 18 |
|
| Terebralia palustris | - | ++++++++++ ++++++++++ ++++++++++ ++++++++++ ++++ | 44 |
| Trochidae | Monodontia labio | ++ | + | 3 |
| Turbinidae | Turbo cinereus | - | + | 1 |