Fossil and Recent molluscan types in the Auckland War Memorial Museum. Part 4: Gastropoda (Caenogastropoda – Neocyclotidae to Epitoniidae). [Cyclophoroidea, Cerithioidea, Littorinimorpha]

The Marine Department of Auckland War Memorial Museum has an actively growing type collection with currently 1,777 primary types and a further 1,835 paratypes and paralectotypes. The majority are molluscan and this fourth part of a catalogue of these collections reviews the types for 498 Caenogastropoda species and subspecies. It deals with 355 primary types and 388 secondary type lots, which are split between 357 Recent taxa and 141 fossil taxa. Fifteen of the primary types reviewed here are illustrated for the first time.