Fissurellidae – Emarginulinae: Vacerrena kesteveni (Hedley, 1900) (‘Kesteven’s notch-limpet’)

Synonym(s): kesteveni Hedley, 1900 demissa Hedley, 1904 menda Iredale, 1924.
Typical shell-length 3.0 mm. Lives subtidally and offshore. Native. Occurs in southeastern Australia (NSW, TAS and VIC); also New Zealand.