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The pencil fishes are a family (Lebiasinidae) of freshwater fishes found in Costa Rica, Panama, and South America. They are usually small and are known as ornamental fishes in aquaria, including popular fishes such as the various pencil fish and the splashing tetra. Lebiasinids are small, cylindrical fish, ranging from in adult length. They prey on insect larvae, especially those of mosquitos. The family includes the voladoras, found in high-altitude lakes in the Andes and Central America, but the other species are lowland fish inhabiting the Orinoco, Amazon, and Paraguay River basins. ==Genera== Around 67 species are placed in these genera: Subfamily Lebiasininae - voladoras *''Derhamia'' (one species) *''Lebiasina'' (12 species) *''Piabucina'' (9 species) Subfamily Pyrrhulininae, tribe Pyrrhulinini *''Copeina'' (two species) *''Copella'' (9 species) *''Pyrrhulina'' (17 species) Subfamily Pyrrhulininae, tribe Nannostomini *''Nannostomus'' (17 species) 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「Lebiasinidae」の詳細全文を読む スポンサード リンク
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