Biology:Powelliphanta lignaria
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Short description: Species of gastropod
| Powelliphanta lignaria | |
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| Powelliphanta lignaria lusca shell | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Family: | Rhytididae |
| Genus: | Powelliphanta |
| Species: | P. lignaria
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| Binomial name | |
| Powelliphanta lignaria (Hutton, 1888)
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| Synonyms[1] | |
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Paryphanta lignaria Hutton, 1888 | |
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.[2]
P. lignaria is endemic to the west coast of the South Island of New Zealand. There are seven subspecies,[3] all of which are listed by the New Zealand Department of Conservation as threatened:[4]
- Powelliphanta lignaria johnstoni Powell, 1946 – Nationally Endangered
- Powelliphanta lignaria lignaria Hutton, 1888 – Nationally Vulnerable
- Powelliphanta lignaria lusca Powell, 1949 – Nationally Vulnerable
- Powelliphanta lignaria oconnori Powell, 1938 – Nationally Vulnerable
- Powelliphanta lignaria rotella Powell, 1938 – Nationally Endangered
- Powelliphanta lignaria ruforadiata Powell, 1949 – Nationally Endangered
- Powelliphanta lignaria unicolorata Powell, 1930 – Nationally Vulnerable
References
- ↑ 1.0 1.1 Mollusc Specialist Group (1996). "Paryphanta lignaria". IUCN Red List of Threatened Species 1996: e.T16404A5721715. doi:10.2305/IUCN.UK.1996.RLTS.T16404A5721715.en. https://www.iucnredlist.org/species/16404/5721715.
- ↑ A. C. O'Connor (1945). "Notes on the eggs of New Zealand Paryphantidae, with description of a new subgenus". Transactions of the Royal Society of New Zealand 5: 54–57. http://rsnz.natlib.govt.nz/volume/rsnz_75/rsnz_75_01_001590.html.
- ↑ Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd., Auckland, New Zealand 1979 ISBN:0-00-216906-1
- ↑ "New Zealand Threat Classification System lists - 2002 - Terrestrial invertebrate - part one". New Zealand Department of Conservation. 2002. Archived from the original on October 15, 2008. https://web.archive.org/web/20081015214354/http://doc.govt.nz/templates/MultipageDocumentPage.aspx?id=39593. Retrieved March 3, 2010.
Wikidata ☰ Q5502089 entry
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