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Powelliphanta annectens

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Powelliphanta annectens
Powelliphanta annectens
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora

informal group Sigmurethra
Superfamily:
Family:
Genus:
Species:
P. annectens
Trinomial name
Powelliphanta annectens
Powell, 1936

Powelliphanta annectens is one of the amber snails, an air-breathing land snail, a terrestrial gastropod mollusc in the family Rhytididae. It is a protected species with very limited distribution.

Distribution

This species occurs in the northern parts of the South Island of New Zealand.[1] The only individuals have been found in the vicinity of the Oparara River.[2]


Life cycle

The shape of the eggs of this species is oval. They are seldom constant in dimensions, varying from 9 × 8 mm to 9 × 8.5 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. ^ "Carnivorous land snails - Powelliphanta" (PDF). NZ Department of Conservation. Retrieved 2013-09-17.
  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.