Powelliphanta spedeni lateumbilicata

Taxobox
name = "Powelliphanta spedeni lateumbilicata"


image_caption = A "Powelliphanta" of unknown species.
image_width = 250
status =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
ordo = Pulmonata
familia = Rhytididae
genus = "Powelliphanta"
species = "P. spedeni"
subspecies = "P. spedeni lateumbilicata"
trinomial = "Powelliphanta spedeni lateumbilicata"
trinomial_authority = Powell, 1946

"Powelliphanta spedeni lateumbilicata", 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 found at altitudes of between 3,000 and 3,500 ft on hills in Otago in the South Island.

hell distribution

The shell has a less globose body whorl than "Powelliphanta spedeni spedeni", and in consequence a more exserted spire. The umbilicus is wider and there are no dorsal striations.

The shell diameter is up to 39 mm, and height up to 25 mm.

Conservation status

"Powelliphanta spedeni lateumbilicata" is classified by the New Zealand Department of Conservation as being "Range Restricted".

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]