|
The alder moth (''Acronicta alni'') is a moth of the family Noctuidae. It is found in Europe (from southern Fennoscandia to Spain, Italy and the Balkans), Turkey, the European part of Russia and the neighbouring countries, the Caucasus, the Ural, southern Siberia, Transbaikalia, the Russian Far East (Primorye, Sakhalin, southern Kuriles, Khabarovsk and the Amur region), China, Japan (Hokkaido and Honshu) and the Korean Peninsula. Image:Acronicta_alni2.jpg|Acronicta alni Image:Acronicta alni larva.jpg|Caterpillar File:Unknown insect 02.jpg|Caterpillar on leaf The wingspan is 33–38 mm. Forewing pale grey; inner margin and a broad median shade black; hindwing white.In the ab. ''steinerti'' Cusp, the ground colour is dark brownish grey; ab. ''carola'' Phil, representing an intermediate form; in ab. ''suffusa'' Tutt the two pale patches are as dark as the rest of wing; in ab. ''obsoleta'' Tutt the orbicular stigma is wanting.〔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 〕 The adults fly at night from May to June and are attracted to light. The larva when young resembles a bird dropping at first. When mature the larva is black and yellow with a number of hairs. It feeds on a number of different trees, particularly alder and birch. == Further reading == *South R. (1907) ''The Moths of the British Isles'',(First Series), Frederick Warne & Co. Ltd., London & NY: 359 pp. online 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「Acronicta alni」の詳細全文を読む スポンサード リンク
|