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The Spruce Bark Tortrix (''Cydia pactolana'') is a moth of the Tortricidae family. It is found in Central, Northern and Eastern Europe as well as Siberia. In Japan, the subspecies ''Cydia pactolana yasudai'' is present. The wingspan is 13–14 mm. Adults are on wing from May to June in one generation depending on the location. The larvae feed on ''Picea abies'', ''Picea pungens'', ''Picea sitchensis'' and ''Larix'' species. ''Cydia pactolana yasudai'' feeds on ''Abies sachalinensis''. ==Subspecies== *''Cydia pactolana pactolana '' *''Cydia pactolana yasudai'' (Japan) 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「Cydia pactolana」の詳細全文を読む スポンサード リンク
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