| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Fissurellidea bimaculata Dall, 1871 |
Two-spot keyhole limpet | Northeast Pacific | 2 |
| Fissurellidea megatrema d'Orbigny, 1839 |
Western Atlantic | 3.2 | |
| Fissurellidea patagonica (Strebel, 1907) |
Southwest Atlantic and Southeast Pacific | 2.24 |