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''Powelliphanta traversi'', known as Travers' land snail,〔 is a species of large, carnivorous land snail, a terrestrial pulmonate gastropod mollusc in the family Rhytididae. This species is endemic to the North Island of New Zealand between Wellington and Lake Waikaremoana. There are six subspecies,〔Powell A. W. B., ''New Zealand Mollusca'', William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1〕 all of which are listed by the New Zealand Department of Conservation as threatened: *''Powelliphanta traversi florida'' Powell, 1946 – ''Nationally Endangered'' *''Powelliphanta traversi latizona'' Powell, 1949 – ''Nationally Endangered'' *''Powelliphanta traversi koputaroa'' Powell, 1946 – ''Nationally Endangered'' *''Powelliphanta traversi otakia'' Powell, 1946 – ''Nationally Critical'' *''Powelliphanta traversi tararuaensis'' Powell, 1938 – ''Nationally Endangered'' *''Powelliphanta traversi traversi'' Powell, 1930 – ''Nationally Endangered'' The eggs are oval and seldom constant in dimensions 10 × 8.75 mm, 9.5 × 8.5 mm, 10 × 8 mm, 11 × 9 mm, 10.75 × 9 mm.〔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.〕 ==See also== *List of non-marine molluscs of New Zealand 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Powelliphanta traversi」の詳細全文を読む スポンサード リンク
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