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Esper's marbled white (''Melanargia russiae'') is a butterfly in the family Nymphalidae. It is found in Spain, Portugal, south-eastern France, Italy, the Balkans, southern Russia, the Caucasus and western Siberia. The male has a wingspan of 26–30 mm. Adults are on wing in from June to August, although mainly in July in rocky places. There is one generation per year. The larvae feed on ''Brachypodium'', ''Poa'', ''Stipa pennata'' and ''Aegilops geniculata''. It overwinters in the larval stage ==Subspecies== *''Melanargia russiae russiae'' *''Melanargia russiae caucasiaca'' Nordmann, 1851 (Caucasus Minor, Armenian Highland, Talysh) *''Melanargia russiae transcaspica'' Staudinger, 1901 (Kopet-Dagh) 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「Melanargia russiae」の詳細全文を読む スポンサード リンク
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