The Lunar-spotted Pinion (Cosmia pyralina) is a moth of the Noctuidae family. It is found central Europe, in the north up to central Great Britain and southern Fennoscandia, south to northern Spain and central Italy, east through Bulgaria up to the Caucasus further through Asia up to Korea and Japan. The wingspan is 28–32 mm. Adults are on wing from June to August in one generation. The larvae feed on various deciduous trees, including Ulmus, Pyrus, Salix and Quercus species.