
Appearance
The wingspan is 23–27 mm. Flesh-coloured ground-colour, rose-red margin to the forewing, and on this wing a black dentate line beyond the middle, and black, elongate spots before the margin. In the male the costa is curved upwards beyondthe apex of the cell. In ab. ''rosaria'' Butl. [now full species ''Miltochrista rosaria''], which is commoner in the east of the area of distribution than in the west, and is perhaps a distinct species, the groundcolour is more yellow; and in ab. ''crogea'' Bign. the wings are quite pale yellow, the forewing being edged with bright yellow.
Behavior
The moth flies from June to September depending on the location.Often occurs singly, in broadleaf and mixed forests, on moors, at road-side ditches, on Umbellifers or Scabious.Egg oval, yellow. Larva grey, with blackish head, with long and dense hairs, hibernating, until June on lichens on walls and fences. The caterpillars feed on Lichen. Pupa black-brown, abdomen with yellow incisions, in a cocoon densely intermixed with hairs.
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