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The Saffron-winged Meadowhawk (''Sympetrum costiferum'') is a dragonfly of the genus ''Sympetrum''. It is found across northern and central United States and most of Canada, including a southern portion of the Northwest Territories. Its abdomen is yellowish-brown, turning pale red at maturity in both sexes. Juveniles and females have gold (saffron) coloured wing stripes.〔Dunkle, S.W., Dragonflies through Binoculars: A Field Guide to Dragonflies of North America. New York:Oxford University Press, 2000.〕 Veins of males and females are reddish or orange.〔Mead, Kurt. Dragonflies of the North Woods. Second edition. Duluth, MN:Kollath+Stensaas, 2009.〕 The sides of the abdomen are marked with black triangles. Some females have amber in basal areas of their wings. Legs are striped in black and yellow or red. Size: .〔 This species overlaps with and is difficult to distinguish from both the Ruby and White-faced Meadowhawks.〔 ==Similar species== *''Sympetrum obtrusum'' – White-faced Meadowhawk *''Sympetrum rubicundulum'' – Ruby Meadowhawk *''Sympetrum internum'' – Cherry-faced Meadowhawk 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「Sympetrum costiferum」の詳細全文を読む スポンサード リンク
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