Ranellidae – Cymatiinae: Cymatiella sexcostata (Tate, 1888) (‘six-ribbed rock-whelk’)

Synonym(s): sexcostata Tate, 1888 peroniana Iredale, 1929 gaimardi Iredale, 1929.

Typical shell-length 25 mm. Lives subtidally amongst rocks and seaweed. Native. Endemic to southeastern Australia (TAS, VIC and SA).