Brown Rustic Noctuidae

Rusina ferruginea (Esper, 1785)

Description: Wingspan 32-40 mm. Forewings are dark brown with a series of small white dots along the costa. Stigmata are not clearly defined. The antemedian line is darker than ground colour and running obliquely from the costa. The postmedian line is fine and darker than ground colour. The subterminal line is irregular, dark and clearly defined. Hindwings yellowish brown, with darker veining and a small discal spot.

Key Identification Features:

Sets:  male upperside

Flight Period: End of May to late July.

Status: Widespread in Down and Armagh but local in the west and north.

Ecology: An early summer species recorded in woodland to mature suburban gardens. Adults are attracted to light and also flowers. The larvae are nocturnal feeding from August to May on a variety of herbaceous plants. It overwinters as a larva.

World Distribution: Widespread and common throughout most of western Europe as far north as Fennoscandia.

Bradley & Fletcher number: 2302 Agassiz number: 73.102

Additional information:

UK Moths account


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