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Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Haurakia (Genus)
> mobilicosta (Species)
Synonymised Names:
=Pusillina (Haurakia) mobilicosta (Ponder, 1967)
=Pusillina mobilicosta (Ponder, 1967)
=Rissoa (Haurakia) mobilicostata Ponder, 1967
Images: Haurakia mobilicosta (Ponder, 1967)
Holotype, collected Aug 1963, Bream Tail, Northland, NZ (MA71305). © Auckland Museum (CC-BY)
Taxonomy
Family:
RISSOIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Rissooidea (Superfamily)
> Rissoidae (Family)
> Haurakia (Genus)
> mobilicosta (Species)
Synonymised Names:
=Pusillina (Haurakia) mobilicosta (Ponder, 1967)
=Pusillina mobilicosta (Ponder, 1967)
=Rissoa (Haurakia) mobilicostata Ponder, 1967
Details: Haurakia mobilicosta (Ponder, 1967)
Size/Grows to:
Height 1.59mm, Width 1.95mm
Distribution:
North-eastern North Island as far south as Hicks Bay, from 0-102m
Type Data:
  • Bream Tail, SE of Whangarei, NZ, (holotype)
Notes:
Marine, Native - Endemic, Intertidal
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.95)
  • Ponder, W.F. 1967 The classification of the Rissoidae and Orbitestellidae with descriptions of some new taxa, Transactions of the Royal Society of New Zealand, 9(17) (p.200) 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
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