Patiriella regularis (Verrill, 1867)
This is not a Mollusc. Other non-Molluscan Phyla (Echinodermata, Brachiopoda etc) have been included to help identify species that may be mistaken for Mollusca, but are not.
Echinodermata (Phylum) > Asterozoa (Subphylum) > Asteroidea (Class) > Valvatacea (Superorder) > Valvatida (Order) > Asterinidae
(Family) > Patiriella
(Genus) > regularis (Species)
North and South Islands, and Chatham Islands. Has spread to southern Australia and Tasmania
Cushion Star, Marine, Endemic, 5 arms, sometimes 4 or 6, colour highly variable, sometimes mottled. Intertidal to sublittoral