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Powelliphanta lignaria facts for kids

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Powelliphanta lignaria
Powelliphanta lignaria lusca shell DOC 1993.jpg
Powelliphanta lignaria lusca shell
Conservation status
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
Pulmonata
Family:
Rhytididae
Genus:
Species:
P. lignaria
Binomial name
Powelliphanta lignaria
(Hutton, 1888)
Synonyms

Paryphanta lignaria Hutton, 1888

Powelliphanta lignaria johnstoni DOC 2004
Powelliphanta lignaria johnstoni at Charming Creek, Buller District, New Zealand
Powelliphanta lignaria johnstoni DOC 2003
Powelliphanta lignaria johnstoni, Mōkihinui River area

Powelliphanta lignaria, known as one of the amber snails, is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. The eggs of P. lignaria are oval and seldom constant in dimensions 10 × 8.25, 9 × 7.75, 9 × 8, 8.75 × 7.75 mm.

P. lignaria is endemic to the west coast of the South Island of New Zealand. There are seven subspecies, all of which are listed by the New Zealand Department of Conservation as threatened:

  • Powelliphanta lignaria johnstoni Powell, 1946Nationally Endangered
  • Powelliphanta lignaria lignaria Hutton, 1888Nationally Vulnerable
  • Powelliphanta lignaria lusca Powell, 1949Nationally Vulnerable
  • Powelliphanta lignaria oconnori Powell, 1938Nationally Vulnerable
  • Powelliphanta lignaria rotella Powell, 1938Nationally Endangered
  • Powelliphanta lignaria ruforadiata Powell, 1949Nationally Endangered
  • Powelliphanta lignaria unicolorata Powell, 1930Nationally Vulnerable
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