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Taxonomy
Family:
CALYPTRAEIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Calyptraeoidea (Superfamily)
> Calyptraeidae (Family)
> Maoricrypta (Genus)
> youngi (Species)
Genus Synonyms:
=Maoricrypta (Zeacrypta) Finlay, 1926
=Zeacrypta Finlay, 1926
Synonymised Names:
=Crepidula youngi (Powell, 1940)
=profunda Beu & Maxwell, not Hutton
Images: Maoricrypta youngi Powell, 1940
In beach drift, Cape Maria van Diemen, Far North, NZ. 16mm. © rights reserved
Holotype, from Cape Maria van Diemen, Far North, NZ (MA70437). © Auckland Museum (CC-BY)
Holotype, from Cape Maria van Diemen, Far North, NZ (MA70437). © Auckland Museum (CC-BY)
Taxonomy
Family:
CALYPTRAEIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Calyptraeoidea (Superfamily)
> Calyptraeidae (Family)
> Maoricrypta (Genus)
> youngi (Species)
Genus Synonyms:
=Maoricrypta (Zeacrypta) Finlay, 1926
=Zeacrypta Finlay, 1926
Synonymised Names:
=Crepidula youngi (Powell, 1940)
=profunda Beu & Maxwell, not Hutton
Details: Maoricrypta youngi Powell, 1940
Size/Grows to:
Length 29mm, Width 22mm, Height 8mm
Distribution:
North Cape to Cook Strait, from 0-88m
Type Data:
  • Cape Maria van Diemen, NZ, (holotype)
Notes:
Marine, Native - Endemic, Living on Gastropods
View Distribution Map
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)
  • Powell, A.W.B. 1940 The Marine Mollusca of the Aupourian Province, New Zealand, Transactions and Proceedings of the Royal Society of New Zealand, 70 (p.232) Original Description

NZ Geographical Regions
Key to symbols used in Checklist.
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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