Wainuia urnula

Wainuia urnula
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra

Superfamily: Rhytidoidea
Family: Rhytididae
Genus: Wainuia
Species: W. urnula
Binomial name
Wainuia urnula
Powell, 1930

Wainuia urnula is a species of air-breathing predatory land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae.

Distribution

This species occurs in New Zealand[1]

Feeding habits

Wainuia urnula urnula feeds mainly on amphipods (Parorchestia tenuis) and also on earthworms (4% of samples).[2]

While Wainuia urnula nasuta feeds on amphipods (Parorchestia tenuis) and on earthworms in the same amount.[2]

Life cycle

Dimensions of a group of eggs of Wainuia urnula were: 5 × 4, 5 × 4, 5 × 4, 5 × 3.75, 4.5 × 3.5, 5.25 × 4.25 mm.[3]

References

  1. Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
  2. 1 2 Efford M. G. 2000. Consumption of amphipods by the New Zealand landsnail Wainuia urnula (Pulmonata: Rhytididae). Journal of Molluscan Studies 66: 45–52. abstract
  3. O'Connor A. C. (June) 1945. Notes on the Eggs of New Zealand Paryphantidae, With Description of a New Subgenus. Transactions of the Royal Society of New Zealand, volume 5, 1945-46, pages 54-57.
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