Caecidae – Ctiloceratinae: Parastrophia erseusi Hughes, 1993 (‘Erseus’ caecid’)
Synonym(s): erseusi Hughes, 1993.
Typical shell-length 4.0 mm. Lives subtidally. Native. Endemic to southeastern and southwestern Australia (NSW, TAS, VIC, SA and WA).
Subclass: Caenogastropoda – Sorbeoconcha
Order: Hypsogastropoda – Littorinimorpha