Anabathridae: Pisinna approxima (Petterd, 1884) (‘approximate false rice-shell’)

Synonym(s): approxima Petterd, 1884 cyclostoma rosea Tenison-Woods, 1877 approximata Tryon, 1887 woodsi Pritchard & Gatliff, 1902 gemma Laseron, 1950.

Typical shell-length 1.6 mm. Lives intertidally and subtidally amongst rocks and seaweed. Native. Endemic to southeastern and southwestern Australia (NSW, TAS, VIC, SA and WA).