Powelliphanta lignaria lusca

Taxobox
name = "Powelliphanta lignaria lusca"


image_caption = A "Powelliphanta" of unknown species.
image_width = 250
status = VU
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
ordo = Pulmonata
familia = Rhytididae
genus = "Powelliphanta"
species = "P. lignaria"
subspecies = "P. lignaria lusca"
trinomial = "Powelliphanta lignaria lusca"
trinomial_authority = Powell, 1949

"Powelliphanta lignaria lusca", known as one of the amber snails, is a subspecies of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae.

Distribution

This subspecies is endemic to the South Island of New Zealand. It is only found on the west of the South Island between the Mokihinui River and Little Wanganui.

hell description

The ground colour of the shell is reddish-brown and the dark brown axial stripes tend to be wider than in other "Powelliphanta lignaria" subspecies, with little space between them.

Major diameter is up to 57 mm, and height up to 35 mm.

Conservation status

"Powelliphanta lignaria lusca" 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
* [http://www.doc.govt.nz/templates/MultipageDocumentPage.aspx?id=39593 New Zealand Department of Conservation Threatened Species Classification]