| Scientific Name | Author | English Name |
|---|---|---|
| Caducifer decapitata | (Reeve, 1844) | |
| Caducifer englerti | (Hertlein, 1960) | |
| Caducifer truncatus | (Hinds, 1844) | |
| Caducifer weberi | Watters, 1983 | |
| Morrisonella pacifica | (Dall, 1908) | |
| Plicifusus kroeyeri | (Möller, 1842) | |
| Plicifusus kroyeri | (Møller, 1842) | Arctic whelk |
| Plicifusus stejnegeri | unspecified |