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The Sand Dart (''Agrotis ripae'') is a moth of the Noctuidae family. It is found in Western Europe and North Africa and extends East across the Palearctic to steppe areas in Russia, Mongolia and Siberia. ==Description== The wingspan is 32–42 mm. Forewing rufous brown or rufous grey, mixed with white ;a costal streak and the veins whitish; stigmata outlined with brown, the reniform with the centre dark; marginal area often paler; hindwing in male white, in female with the veins and margin grey. A seacoast species or surviving in wastes once washed by the sea; occurring in Britain, France, Germany, Denmark, Sweden and Russia; in Mongolia and Siberia, and in Egypt; — a remarkably variable species of which the chief forms are ab. ''nebulosa'' Stph. a pale grey form, with the costa, base, and outer margin fuscous; desertorum Bsd. from S. Russia, Siberia and Egypt is grey with the lines and stigmata dark and distinct; — in ''brunnea'' Tutt the ground-colour is deep reddish ochreous with lines and stigmata fuscous ; — grisea Tutt is dark slaty grey with the markings obscured ; a row of small whitish subterminal dots; — ab. ''desillii'' Pierret is a reddish grey form, sometimes mixed with yellowish, with the markings well-developed; — ''albicosta'' Tutt is like it, but with a white costal streak in addition: — lastly, we have two nearly white forms ab. weissenbornii Frr. , whitish with the stigmata outlined in black: — and ab. ''obotritica'' Schmidt, chalkwhite, with a few traces only of lines and stigmata..〔Seitz, A. Ed., 1914 ''Die Großschmetterlinge der Erde'', Verlag Alfred Kernen, Stuttgart Band 3: Abt. 1, Die Großschmetterlinge des palaearktischen Faunengebietes, Die palaearktischen eulenartigen Nachtfalter, 1914 〕 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「Agrotis ripae」の詳細全文を読む スポンサード リンク
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