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The Columbia Silkmoth or Larch Silkmoth (''Hyalophora columbia'') is a moth of the Saturniidae family. In the east it is found from Quebec and Ontario to Michigan, northern Wisconsin, and south-eastern Manitoba. In the west it is found from Alberta and Montana south through the Rocky Mountains to south-western Texas and into central Mexico. Glover's Silkmoth, ''Hyalophora columbia gloveri'', is sometimes considered a separate species. The wingspan is 80–100 mm. Adults are on wing from May to July. There is one generation per year. The larvae feed on ''Larix laricina'' in the eastern part of their range. Furthermore, it has been recorded on in ''Prunus pensylvanica'', ''Alnus rugosa'' and ''Betula papyrifera'' in western Ontario. In the west they feed on ''Prunus demissa'', ''Prunus emarginata'', ''Purshia tridentata'', ''Rosa'', ''Salix'', ''Shepherdia argentea'', ''Eleagnus angustifolius'' and ''Ceanothus''. ==Subspecies== *''Hyalophora columbia columbia'' *''Hyalophora columbia gloveri'' (Rocky Mountains) 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「Hyalophora columbia」の詳細全文を読む スポンサード リンク
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