Colubrariidae: Cumia mestayerae (Iredale, 1915) (‘Mestayer’s whelk’)

Synonym(s): mestayerae Iredale, 1915 reticulatus A. Adams, 1855.

Typical shell-length 35 mm. Lives subtidally amongst rocks and seaweed, especially in exposed environments. Native. Occurs in southeastern and southwestern Australia (NSW, TAS, VIC, SA and WA); also New Zealand. In Tasmanian waters, this is a widespread but uncommon species.