Dendropoma squamiferum Ponder, 1967 Diameter 10mm Marine, Native - Endemic, Attached to rocks Middlesex and King banks, off Cape Reinga, and north-eastern North Island as far south-east as Ranfurly Bank, from 0-143m |
Novastoa lamellosa (Hutton, 1873) Diameter 6mm Marine, Native - Endemic Middlesex and King Banks, Three Kings Islands, North and south-western South Island, and Chatham Islands, from 0-246m |
Thylacodes aotearoicus Morton, 1951 Marine, Native - Endemic Kermadec Islands, Three Kings Islands, and north-eastern North Island as far south as Motuhora Island, from 0-33m |
Thylacodes zelandicus (Quoy & Gaimard, 1834) Diameter 10mm Marine, Native - Endemic, Often on Atrina shells Three Kings Islands, north-eastern North Island, and northern and south-western South Island, from 0-86m |