Clouded Border Geometridae

Lomaspilis marginata (Linnaeus, 1758)

Description: Wingspan 24-28mm. Adults are white with black markings on the margins of both wings. The extent and intensity of the markings vary between individuals. There is a rare form diluta in which the black is replaced by a yellow gold colour. This aberration is extremely scarce and seldom encountered.

Key Identification Features:

Sets:  male upperside

Flight Period: Beginning of April to mid-August.

Status: Common and widespread in southern counties with scattered records north of Lough Neagh.

Ecology: A pretty species often associated with a variety of habits particularly heaths, bogs, and damp woodland. Adults are quite variable in the extent of black markings on the wings. They come frequently to light and are occasionally seen or disturbed from foliage during the day. The larvae can be found in August and September on willow Salix spp., poplar Populus spp. and Hazel Corylus avellana. It overwinters as a pupa.

World Distribution: Throughout Europe to Japan.

Bradley & Fletcher number: 1887 Agassiz number: 70.207

Additional information:

UK Moths account


 Thompson, R. S. & Nelson, B., 2003 (Oct 2). [In] The Butterflies and Moths of Northern Ireland