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Taxonomy
Family:
SIPHONARIIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Siphonarimorpha (Superorder)
> Siphonariida (Order)
> Siphonarioidea (Superfamily)
> Siphonariidae (Family)
> Siphonaria (Genus)
> stewartiana (Species)
Genus Synonyms:
=Kerguelenella Powell, 1946
=Kerguelenia Rochebrune & Mabille, 1889
=Siphonaria (Kerguelenella) Powell, 1946
=Siphonaria (Siphonaria) G.B. Sowerby I, 1823
Synonymised Names:
=Kerguelenella stewartiana (Powell, 1939)
=Kerguelenia stewartiana Powell, 1939
=Siphonaria (Kerguelenella) stewartiana (Powell, 1939)
Images: Siphonaria stewartiana (Powell, 1939)
On high tide rocks, Stewart Island, NZ. 13mm. © rights reserved
On high tide rocks, Stewart Island, NZ. 13mm. © rights reserved
Holotype, collected Ackers Point, Stewart Island, NZ (MA70377). © Auckland Museum (CC-BY)
Taxonomy
Family:
SIPHONARIIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Heterobranchia (Subclass)
> Euthyneura (Infraclass)
> Tectipleura (Subterclass)
> Siphonarimorpha (Superorder)
> Siphonariida (Order)
> Siphonarioidea (Superfamily)
> Siphonariidae (Family)
> Siphonaria (Genus)
> stewartiana (Species)
Genus Synonyms:
=Kerguelenella Powell, 1946
=Kerguelenia Rochebrune & Mabille, 1889
=Siphonaria (Kerguelenella) Powell, 1946
=Siphonaria (Siphonaria) G.B. Sowerby I, 1823
Synonymised Names:
=Kerguelenella stewartiana (Powell, 1939)
=Kerguelenia stewartiana Powell, 1939
=Siphonaria (Kerguelenella) stewartiana (Powell, 1939)
Details: Siphonaria stewartiana (Powell, 1939)
Size/Grows to:
Length 17mm, Width 12mm, Height 7mm
Distribution:
Stewart Island, Snares, Bounty Islands
Notes:
Marine, Native - Endemic, On shaded rock faces near high tide level
Description:
Apex projecting beyond margin of lip

Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.293)
  • Powell, A.W.B. 1939 The Mollusca of Stewart Island., Records of the Auckland Institute and Museum, 2 (p.237) 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
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