144912 Glanville Fritillary Mellitaea cinxia Wingspan 40mm. A beautifully marked butterfly that is active only in sunshine; remains concealed in cover on overcast days. Adult has orange-brown upperwings; underwings are creamy-white and orange-buff. Flies May–June. Larva is black and bristly, with a red head; feeds gregariously on Sea Plantain. Very locally common on undercliffs on Isle of Wight and south Hampshire.