157044 Marsh Fritillary - Euphydryas aurinia - male (top row) - female (bottom row). Wingspan 40-50mm. A rather lethargic butterfly, that is fond of basking in sunshine. Adult is beautifully marked with reddish-orange, buff and yellow; upperwings are more colourful than underwings. Flies May–June. Larva is black with tufts of spiny hairs; feeds on Devil’s-bit Scabious and plantains. Widespread but very local on heaths and chalk grassland; mainly in southwest England and Wales, and southwest Scotland.