This moth is characterised by its narrow, sharply angled fore- and hindwings, the ferruginous general colouration of the forewing and its triangular, plumbeous mixed with black, dorsal patch.
Recorded in 1 (0.4%) of the 270 2km squares of Huntingdonshire.
Last recorded in July 1975
Recorded date range (Adult): 12 July to 19 July