Appearance
The wingspan of the moth ranges from 10 to 12 millimeters. The thick erect hairs on the head vertex are black, more or less ferruginous-mixed above. Antennae in male 2, in female 1.5, black, tip whitish. Forewings shining brassy-bronze, sometimes partly or wholly coppery or metallic red-purple.. Hindwings dark purplish-fuscous. The Flight time is May to June.
Food
Caterpillars live on the seeds of ''Cardamine pratensis'' and then they pupate over the winter.References:
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