Lasiommata maera – Tummapapurikko – rotsvlinder

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Difficult to distinguish from L. petropolitana (Metsäpapurikko), but laks a dark line on the upperside of the hind wing.
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The caterpiller feeds on grasses and overwinters. Butterflies occur later in the season (July) compared to L. petropolitana.
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The butterfly often rests on stoney places
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And can be observed on rocks along the road. Underwing is greyisch.