Genus Mythimna Rank Species | ||
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Similar Mythimna ferrago, Mythimna straminea, Mythimna conigera, Mythimna vitellina, Mythimna pudorina | ||
Mythimna turca www gdoremi altervista org
Mythimna turca, the double line, is a moth of the family Noctuidae. It is found in Europe. The eastern expansion extends through northern Asia and central Asia to northern China, Korea and Japan. It rises to a height of about 700 metres in the Alps.
Contents
Technical description and variation
The wingspan is 37–45 mm. Forewing pale rufous ochreous, dappled throughout with rufous fuscous, and very finely dusted with black atoms; inner and outer lines dark, conversely oblique; reniform stigma alone represented, forming a pale streak on discocellular, the lower end whiter, followed by a slight dark cloud; hindwing rufous, suffused in varying degrees with fuscous;- the form limbata Btlr. from Japan generally has the inner line of forewing more strongly angled beneath costa, while the legs are more heavily tufted; — ab. turcella Stgr. from Dauria is smaller and paler.
Biology
The moth flies from June to July depending on the location.
Larva yellowish grey, mottled with darker, especially in front; dorsal and subdorsal lines pale ochreous; a dorsal series of dark streaks; spiracles with black rings.The larvae feed on various grasses, including Dactylus glomerata, Poa nemoralis and Luzula species.