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Cypridina hilgendorfii : ウィキペディア英語版 | Vargula hilgendorfii
''Vargula hilgendorfii'', sometimes called the sea-firefly, one of three bioluminescent species known in Japan as ''umi-hotaru'', is a species of ostracod crustacean. It is the only member of genus ''Vargula'' to inhabit Japanese waters; all other members of its genus inhabit the Gulf of Mexico, the Caribbean Sea, and waters off the coast of California. ''V. hilgendorfii'' was formerly more common, but its numbers have recently fallen significantly.〔 ==Description== ''V. hilgendorfii'' is a small animal, only 3 millimetres long. It is nocturnal and lives in the sand at the bottom of shallow water. At night, it feeds actively.〔
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「Vargula hilgendorfii」の詳細全文を読む
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