Superfamily HELICINOIDEA Férrusac, 1822
History of changes
Note that this list may be incomplete for dates prior to September 2013.
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| NERITIMORPHA Golikov & Starobogatov, 1975 | 03-Jul-2023 | ADDED |