144955 Marbled White Melanargia galathea Wingspan 50mm. Unmistakable meadow butterfly with a rather sluggish flight; feeds on the flowers of knapweeds and thistles. Adult has distinctive black and white patterns on upperwings; pattern is repeated on underwing although markings are subdued and there is an overall yellowish suffusion. Flies July–August. Larva feeds on grasses; strictly nocturnal. Locally common in southeast and central-southern England. Favours undisturbed meadows and downs, often on chalk but also on neutral soils.