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Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Powellisetia (Genus)
> subgradata (Species)
Synonymised Names:
=Notosetia subgradata Powell, 1937
Images: Powellisetia subgradata (Powell, 1937)
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Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Powellisetia (Genus)
> subgradata (Species)
Synonymised Names:
=Notosetia subgradata Powell, 1937
Details: Powellisetia subgradata (Powell, 1937)
Size/Grows to:
Height 1.7mm, Width 1.1mm
Distribution:
Off Three Kings Islands to Mayor Island, Bay of Plenty
Notes:
Marine, Native - Endemic
Distribution Map
 
References and Publications

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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