Cystiscus vidae Dell, 1956 Height 2.4mm, Width 1.7mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, off Cape Reinga, north-eastern and south-western North Island, and northern South Island (Queen Charlotte Sound), from 0-440m |
Gibberula ficula (Murdoch & Suter, 1906) Height 3.5mm, Width 2.2mm Marine, Native - Endemic North-eastern North Island, from 12-201m |
Gibberula hardingae (Dell, 1956) Height 4.5mm, Width 3.2mm Marine, Native - Endemic King Bank, Three Kings Islands, off Cape Reinga, north-eastern and south-western North Island, and northern South Island (off D’Urville Island), from 5-508m |