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Taxonomy
Family:
RASTODENTIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Cingulopsoidea (Superfamily)
> Rastodentidae (Family)
> Rastodens (Genus)
> pseudomarginata (Species)
Images: Rastodens pseudomarginata Ponder, 1966
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Taxonomy
Family:
RASTODENTIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Cingulopsoidea (Superfamily)
> Rastodentidae (Family)
> Rastodens (Genus)
> pseudomarginata (Species)
Details: Rastodens pseudomarginata Ponder, 1966
Size/Grows to:
Height 1.66mm, Width 0.9mm
Distribution:
Southern South Island as far north as Pegasus Canyon, and Stewart, Snares and Auckland Islands, from 0-415m
Type Data:
  • 55 metres, Off Poutama Island, South Cape, Stewart Island, NZ, (holotype, paratype)
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.118)
  • Ponder, W.F. 1966 A new Family of the Rissoacea from New Zealand, Records of the Dominion Museum, 5(18) (p.180) 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