Microtralia alba (Gassies, 1865) Marine, Native - Non-endemic, Living near high tide level Kermadec Islands, from 0m
Microtralia insularis (Powell, 1933) Height 3.7mm, Width 2mm Marine, Native - Endemic, Living near high tide level Auckland region, Rangitoto Island, Manukau and Waitemata Harbours, from 0m