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Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Powellisetia (Genus)
> unicarinata (Species)
Synonymised Names:
=Notosetia unicarinata Powell, 1930
Images: Powellisetia unicarinata (Powell, 1930)
Holotype, collected Jan 1924, Tryphena Bay, Great Barrier Island, Hauraki Gulf, NZ (MA70544). © Auckland Museum (CC-BY)
Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Powellisetia (Genus)
> unicarinata (Species)
Synonymised Names:
=Notosetia unicarinata Powell, 1930
Details: Powellisetia unicarinata (Powell, 1930)
Size/Grows to:
Height 1.19mm, Width 0.59mm
Distribution:
Middlesex and King Banks, Three Kings Islands, and north-eastern North Island as far south-east as Ranfurly Bank
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.100)
  • Ponder, W.F. 1965 A revision of the New Zealand recent species previously known as Notosetia Iredale, 1915 (Rissoidae, Gastropoda), Records of the Auckland Institute and Museum, 6(2) (p.114)
  • Powell, A.W.B. 1930 New species of New Zealand Mollusca from shallow-water Dredgings, Part 2, Transactions and Proceedings of the Royal Society of New Zealand, 61 (p.543) Original Description

*98 © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)

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