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Taxonomy
Family:
ZEROTULIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Littorinoidea (Superfamily)
> Zerotulidae (Family)
> Zerotula (Genus)
> hedleyi (Species)
Synonymised Names:
=Discohelix hedleyi Mestayer, 1916
Images: Zerotula hedleyi (Mestayer, 1916)
Holotype of Discohelix hedleyi, collected 29 May 1914, W of Cape Reinga '15' S of Big King', NZ (M.001750). 1mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Holotype of Discohelix hedleyi, collected 29 May 1914, W of Cape Reinga '15' S of Big King', NZ (M.001750). 1mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Holotype of Discohelix hedleyi, collected 29 May 1914, W of Cape Reinga '15' S of Big King', NZ (M.001750). 1mm. © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family:
ZEROTULIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Littorinoidea (Superfamily)
> Zerotulidae (Family)
> Zerotula (Genus)
> hedleyi (Species)
Synonymised Names:
=Discohelix hedleyi Mestayer, 1916
Details: Zerotula hedleyi (Mestayer, 1916)
Size/Grows to:
Height 0.5mm, Width 1.0mm
Distribution:
Middlesex and King Banks, Three Kings Islands, and off northern tip of Northland, from 38-805m
Type Data:
  • 180 metres, S of Great Island, Three Kings Islands, NZ, (holotype of Discohelix hedleyi Mestayer, 1916)
Notes:
Marine, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.249)
  • Mestayer, M. 1916 Preliminary list of Mollusca from dredgings taken off the northern coasts of New Zealand., Transactions of the New Zealand Institute, 48 (p.125) 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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