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Chitala chitala
''Chitala chitala'' ((ベンガル語:চিতল), (タミル語:அம்பட்டன்வாளை, சொட்டைவாளை or அம்புட்டன் வாழ)) is a knifefish from Bangladesh, India, Nepal and Pakistan,〔 where found in the Indus, Ganges-Brahmaputra and Mahanadi River basins. It is sometimes known as the Indian featherback.〔Seriously Fish: ''(Chitala chitala. )'' Retrieved 24 May 2014〕 In the past it frequently included several related ''Chitala'' species, but these are now regarded as separate species.〔〔Roberts, T.R. (1992). ''Systematic revision of the old world freshwater fish family Notopteridae.'' Ichthyol. Explor. Freshwat. 2(4):361-383.〕 The main species confused with this species is ''C. ornata'' (clown featherback or clown knifefish); a Southeast Asian species seen regularly in the aquarium trade.〔 The true ''C. chitala'' is very rare in the aquarium trade.〔
== Description ==
''Chitala chitala'' reaches a maximum length of , but more commonly reaches about .〔 It is overall silvery in color. Unlike all its relatives, it usually (but not always) has a series of golden or silvery bars along the back, resulting in a faint striped appearance.〔〔 Additionally, it has a series of fairly small, sometimes indistinct, non-ocellated dark spots towards the far rear of the body (at the "tail"). This separates it from ''C. ornata'', which has ocellated spots. The two species have frequently been confused.〔〔〔
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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