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Taxonomy
Family: Subfamily:
TROCHIDAE: CANTHARIDINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Vetigastropoda (Subclass)
> Trochida (Order)
> Trochoidea (Superfamily)
> Trochidae (Family)
> Cantharidinae (Subfamily)
> Cantharidus (Genus)
> puysegurensis (Species)
Genus Synonyms:
=Cantharidus (Cantharidus) Montfort, 1810
=Cantharidus (Plumbelenchus) Finlay, 1926
=Cantharidus (Pseudomargarella) Donald & Spencer, 2016
=Micrelenchus (Plumbelenchus) Finlay, 1926
=Trochus (Cantharidus) Montfort, 1810
Synonymised Names:
=Cantharidus (Pseudomargarella) puysegurensis (Powell, 1939) accepted, alternate representation
=Cantharidus antipodum puysegurensis (Powell, 1939)
=Margarella antipoda puysegurensis Powell, 1939
=Margarella puysegurensis Powell, 1939
Images: Cantharidus puysegurensis (Powell, 1939)
Under rocks, Westport, NZ. 3.5mm. © rights reserved
Under rocks, Westport, NZ. 3.5mm. © rights reserved
Under rocks, Westport, NZ. 3.5mm. © rights reserved
Holotype, collected Sealers Beach, directly east of Puysegur Point, Southland, NZ (MA70441). © Auckland Museum (CC-BY)
Holotype, collected Sealers Beach, directly east of Puysegur Point, Southland, NZ (MA70441). © Auckland Museum (CC-BY)
Taxonomy
Family: Subfamily:
TROCHIDAE: CANTHARIDINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Vetigastropoda (Subclass)
> Trochida (Order)
> Trochoidea (Superfamily)
> Trochidae (Family)
> Cantharidinae (Subfamily)
> Cantharidus (Genus)
> puysegurensis (Species)
Genus Synonyms:
=Cantharidus (Cantharidus) Montfort, 1810
=Cantharidus (Plumbelenchus) Finlay, 1926
=Cantharidus (Pseudomargarella) Donald & Spencer, 2016
=Micrelenchus (Plumbelenchus) Finlay, 1926
=Trochus (Cantharidus) Montfort, 1810
Synonymised Names:
=Cantharidus (Pseudomargarella) puysegurensis (Powell, 1939) accepted, alternate representation
=Cantharidus antipodum puysegurensis (Powell, 1939)
=Margarella antipoda puysegurensis Powell, 1939
=Margarella puysegurensis Powell, 1939
Details: Cantharidus puysegurensis (Powell, 1939)
Size/Grows to:
Width 5.5mm, Height 5.0mm
Distribution:
South Island, from 0-48m
Type Data:
  • Sealers Beach, directly east of Puysegur Point, Southland, NZ, (holotype)
Notes:
Marine, Native - Endemic
Description:
Distinct flattened base and wide umbilicus

Distribution Map
 
References and Publications
  • Donald, K.M., Spencer, H.G. 2016 Phylogeographic patterns in New Zealand and temperate Australian cantharidines (Mollusca: Gastropoda: Trochidae: Cantharidinae): Trans-Tasman divergences are ancient, Molecular Phylogenetics and Evolution, 100 (p.341)
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.51)
  • Gardner, N.W. Mar/1976 About the Genus Margarella, Poirieria, 8(3) (p.55)
  • Powell, A.W.B. 1939 The Mollusca of Stewart Island., Records of the Auckland Institute and Museum, 2 (p.228) 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