Powelliphanta rossiana
Powelliphanta rossiana, known as Ross' land snail,[1] is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. This species is endemic to the South Island of New Zealand. Subspecies include:[2]
- Powelliphanta rossiana fletcheri Powell, 1938 – Range Restricted [3]
- Powelliphanta rossiana gagei Powell, 1938 – Nationally Critical [3]
- Powelliphanta rossiana rossiana Powell, 1930
The eggs are oval and seldom constant in dimensions 8 × 6.75, 6.5 × 5.75, 8.25 × 6.75 mm.[4]
References
- ^ a b Mollusc Specialist Group (1996). "Paryphanta rossiana". IUCN Red List of Threatened Species. Version 2009.2. International Union for Conservation of Nature. http://www.iucnredlist.org/apps/redlist/details/16406. Retrieved March 6, 2010.
- ^ Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
- ^ a b "New Zealand Threat Classification System lists - 2002 - Terrestial invertebrate - part one". New Zealand Department of Conservation. 2002. http://www.doc.govt.nz/templates/MultipageDocumentPage.aspx?id=39593. Retrieved March 3, 2010.
- ^ O'Connor A. C. (June) 1945. Notes on the Eggs of New Zealand Paryphantidae, With Description of a New Subgenus. Transactions of the Royal Society of New Zealand, volume 5, 1945-46, pages 54–57.