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Taxonomy
Family: Subfamily:
MARGINELLIDAE: MARGINELLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Volutoidea (Superfamily)
> Marginellidae (Family)
> Marginellinae (Subfamily)
> Dentimargo (Genus)
> cairoma (Species)
Genus Synonyms:
=Marginella (Dentimargo) Cossmann, 1899
=Marginella (Volvarinella) Habe, 1951
=Volvarinella Habe, 1951
Synonymised Names:
=Dentimargo cairoma aoteana (Powell, 1932)
=Marginella (Serrata) aoteana Powell, 1932
=Marginella aoteana Powell, 1932
=Marginella cairoma Brookes, 1924
=Volvarinella cairoma (Brookes, 1924)
Images: Dentimargo cairoma (Brookes, 1924)
Collected in shell-sand, Kaikoura, Canterbury, NZ
Holotype, collected Taipa Bay, Doubtless Bay, Northland, NZ (MA71277). © Auckland Museum (CC-BY)
Holotype of Marginella aoteana Powell 1932, dredged 22 metres, Rangaunu Bay, Northland, NZ (MA72086). © Auckland Museum (CC-BY)
Taxonomy
Family: Subfamily:
MARGINELLIDAE: MARGINELLINAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Neogastropoda (Order)
> Volutoidea (Superfamily)
> Marginellidae (Family)
> Marginellinae (Subfamily)
> Dentimargo (Genus)
> cairoma (Species)
Genus Synonyms:
=Marginella (Dentimargo) Cossmann, 1899
=Marginella (Volvarinella) Habe, 1951
=Volvarinella Habe, 1951
Synonymised Names:
=Dentimargo cairoma aoteana (Powell, 1932)
=Marginella (Serrata) aoteana Powell, 1932
=Marginella aoteana Powell, 1932
=Marginella cairoma Brookes, 1924
=Volvarinella cairoma (Brookes, 1924)
Details: Dentimargo cairoma (Brookes, 1924)
Size/Grows to:
Height 4.5mm, Width 2mm
Distribution:
Middlesex and King Banks, Three Kings Islands, North Island, northern South Island and Chatham Islands
Notes:
Marine, Native - Endemic, White, often with narrow red bands at periphery
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.222)
  • Brookes, A.E. 1924 Descriptions of two new species of gasteropod shells, Transactions of the New Zealand Institute, 55 (p.154) 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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