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Pomacea paludosa : ウィキペディア英語版 | Pomacea paludosa
''Pomacea paludosa'', common name the Florida applesnail, is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Ampullariidae, the apple snails. == Shell description ==
This species is the largest freshwater gastropod native to North America.〔Burch, J. B. 1982. N''orth American freshwater snails''. Walkerana 1(4):217-365.〕 The shell is globose in shape. The whorls are wide, the spire is depressed, and the aperature is narrowly oval.〔 The shells are brown in color, and have a pattern of stripes. The shell is 60 mm in both length and width.〔
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「Pomacea paludosa」の詳細全文を読む
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