Шаблон:Entomology glossary hatnote
The wingspan is 40–48 mm. Forewing deep black, the outer area beyond outer line often appearing brown; the inner and outer lines and the edges of stigmata deeper black; outer edge of reniform marked with yellowish spots; subterminal line rarely visible; hindwing in male white, sometimes with veins and termen clouded with fuscous, in female smoky grey brown, more whitish towards base; — ab. seileri Fuchs includes the intenser black forms without any trace of brown.[1]
Adults are on wing in September and October and sometimes also in December and January.
Larva yellow green, with three well-marked red dorsal lines and a similar coloured lateral line; spiracles white; or green with the dorsal lines confluent, brown red, divided finely by white; the brown-red subdorsal and spiracular lines confluent into a broad band, with a yellow-red-edged streak below it. The larvae feed on various plants, including Poaceae, Trifolium, Rumex, Sanguisorba minor and Genista.[2]
↑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
