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Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Powellisetia (Genus)
> australis (Species)
Synonymised Names:
=Eatoniella (Eatoniella) australis (R.B. Watson, 1886)
=Eatoniella australis (R.B. Watson, 1886)
=Rissoa (Setia) australis R.B. Watson, 1886
=Rissoa australis R.B. Watson, 1886
=Ovirissoa nivosa of authors not Powell
Images: Powellisetia australis (R.B. Watson, 1886)
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Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Powellisetia (Genus)
> australis (Species)
Synonymised Names:
=Eatoniella (Eatoniella) australis (R.B. Watson, 1886)
=Eatoniella australis (R.B. Watson, 1886)
=Rissoa (Setia) australis R.B. Watson, 1886
=Rissoa australis R.B. Watson, 1886
=Ovirissoa nivosa of authors not Powell
Details: Powellisetia australis (R.B. Watson, 1886)
Size/Grows to:
Height 2.5mm, Width 1.45mm
Distribution:
Sub-Antarctic Islands, deep
Notes:
Marine
Distribution Map
 
References and Publications
  • Ponder, W.F. 1983 Rissoaform gastropods from the Antarctic and sub-Antarctic. The Eatoniellidae, Rissoidae, Barleeidae, Cingulopsidae, Orbitestellidae and Rissoellidae (Mollusca: Gastropoda) of Signy Island, South Orkney Islands, with a review of the Antarctic and sub-Antarctic (excluding southern South America and the New Zealand sub-Antarctic islands) species, British Antarctic Survey Scientific Reports, 108 (p.25)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.113)
  • Watson, R.B. 1886 Report on the Scaphopoda and Gasteropoda collected by H.M.S. Challenger during the years 1873-76., Zoology, 15(42) (p.608) 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