Powelliphanta fiordlandica: Difference between revisions
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| Powelliphanta fiordlandica | |
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| A Powelliphanta of unknown species. | |
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| Species: | P. fiordlandica
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| Trinomial name | |
| Powelliphanta fiordlandica Powell, 1946
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Powelliphanta fiordlandica is a rare terrestrial mollusc in the family Rhytididae, endemic to the South Island of New Zealand. It is found only on Resolution Island in Fiordland.
Powelliphanta fiordlandica has a small shell, thin and weakly calcareous, of low profile, with a deeply invised suture (the joint between whorls) and a wide umbilicus. Coloration is rich brown above with radial bands of paler colour, and a base of darker brown and highly glossy.
Major diameter is up to 32 mm, and height up to 16 mm.
Powelliphanta fiordlandica is classified by the New Zealand Department of Conservation as being Nationally Vulnerable.
References
- Powell A W B, New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
- New Zealand Department of Conservation Threatened Species Classification