... There are about 4,000 species of the Dytiscidae family known from around the world, and about 100 species in Japan, most of which are aquatic and carnivorous. For this reason, they are also called water beetles or predacious diving beetles. Many species live in stagnant water such as ponds and swamps, or in mountain streams, but some species live in special environments such as coastal tide pools and groundwater. *Some of the terminology that mentions "water beetle" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
… ゲンゴロウ科Dytiscidaeは世界から約4000種,日本から約100種が知られているが,そのほとんどが水生で肉食性である。このため,英名もwater beetle,predacious diving beetleなどと呼ばれる。多くの種は池,沼のような停滞水や渓流にすむが,海岸のタイドプールや地下水など特殊な環境にすむ種も知られる。… ※「water beetle」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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