Species Images
Found under stones and rocks at extreme high tide, Far North, NZ. 2mm
Living under damp rocks at high tide, Far North, NZ. 2mm
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Key to Geographical Ranges
The symbols K.A.C.F.M.An. are used to indicate the geographical range of the species. They have been adopted to give an approxomation of the range of each species within New Zealand.
Kermadec Islands
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
Cookian - Lower North Island and the northern part of the South Island
Forsterian - Otago, Fiordland and Stewart Island
Moriorian - Chatham Islands, Pitt Island
Antipodean - Subantarctic Islands of New Zealand
FW =
L =
N =
North Island
S =
South Island
E =
I =

Suterilla neozelanica (Murdoch, 1988)

Classification:Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda (Subclass) > Littorinimorpha (Order) > Truncatelloidea (Superfamily) > Assimineidae (Family) > Suterilla (Genus)
Size/Grows to:Height 2.75mm, Width 2.3mm
Distribution:Three Kings Islands, Northland to Napier and Chatham Islands. In splash zone
Geographical Range:ACM
References and Publications:
  • Marshall, B.A., Walton, K. 2015: New records of intertidal and shallow sub-tidal (to 30 m) Mollusca from the Chatham Islands, Cookia, 27 (p.3)
  • Fukuda, H., Ponder, W.F., Marshall, B.A. 2006: Anatomy and relationships of Suterilla Thiele (Caenogastropoda: Assimineidae) with descriptions of four new species, Molluscan Research, 26(3) (p.147)
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.125)
  • Powell, A.W.B. 1934: The High-Tidal Mollusca of Rangitoto Island, Auckland; with descriptions of a new Genus and two new Species, Transactions and Proceedings of the Royal Society of New Zealand, 63 (p.147)

Note: Localities are approximate, and represent only some of the known localities for the species.

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