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Species List for Genus: Gyraulus
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Mollusca (Phylum) > Gastropoda (Class) > Heterobranchia (Subclass) > Euthyneura (Infraclass) > Tectipleura (Subterclass) > Hygrophila (Superorder) > Lymnaeoidea (Superfamily) > Planorbidae (Family) > Planorbinae (Subfamily) > Gyraulus (Genus)
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  • Genus: Gyraulus

  • Gyraulus corinna (Gray, 1850)
    Length 3.6mm, Width 2.6mm, Height 0.8mm
    Freshwater, Native - Endemic, Four slowly increasing whorls
    North and South Island
  • Gyraulus kahuica Finlay & Laws, 1931
    Length 6mm, Width 5mm, Height 1.75mm
    Freshwater, Native - Endemic, Much larger than G.corinna, 3.9-6.0 mm in diameter, yet with only 3-3.5 whorls, which are more accellerated
    North and South Island
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