Species Images
Found in beach drift. 16mm
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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 =

Maoricrypta youngi Powell, 1940

Classification:Gastropoda - Caenogastropoda - Hypsogastropoda
Size/Grows to:Length 27mm, Width 22mm, Height 8mm
Synonyms:(=Zeacrypta Finlay)
(=profunda Beu & Maxwell not Hutton)
Distribution:North Cape to Cook Strait, living on Gastropods, at low tide to 88 metres
Geographical Range:ACE.
References and Publications:
  • Marshall, B.A. 2003: A review of the Recent and late Cenozoic Calyptraeidae of New Zealand (Mollusca: Gastropoda), The Veliger, 46(2) (p.121)
  • Beu, A.G., Maxwell, P.A. 1990: Cenozoic Mollusca of New Zealand, New Zealand Geological Survey, 58 (p.259)
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.149)
  • Gardner, N.W. Jul/1978: Maoricrypta youngi Powell, a Northern Species, Poirieria, 9(5)

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

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