Idaea emarginata
Idaea emarginata, the small scallop, is a moth of the family Geometridae. It was first described by Carl Linnaeus in his 1758 10th edition of "Systema Naturae" and it is found in Europe. The species has a wingspan of 22–25 mm. The length of the forewings is 11–13 mm. The adults fly at night from June to August , and can be attracted to light. The species prefers damp locations such as marshy woodland, meadows and marshes.