Cystiscidae – Cystiscinae: Cystiscus cratericula (Tate & May, 1900) (‘crater margin-shell’)
Synonym(s): cratericula Tate & May, 1900.
Typical shell-length 2.1 mm. Lives subtidally and offshore under rocks and stones. Native. Endemic to southeastern Australia (NSW, TAS, VIC and SA).
Classification
Class: Gastropoda
Subclass: Caenogastropoda – Sorbeoconcha
Order: Hypsogastropoda – Neogastropoda
Superfamily: Muricoidea
Family: Cystiscidae
Subfamily: Cystiscinae
Genus: Cystiscus