Small Lappet

From Meyrick L. 35–40 mm. Forewings with 9 to apex; brownish-ferruginous, slightly whitish-sprinkled; first and second lines dark grey, waved, interrupted, curved near costa; a dark grey discal mark, preceded by a whitish suffusion; a broad terminal band of whitish irroration, including a darker interrupted line, not reaching costa; cilia white, barred with dark ferruginous. Hindwings purplish-fuscous; two suffused whitish bands; 8 connected with 7, with one or two pseudoneuria. Larva grey or reddish, hairs reddish; dorsal line black, interrupted with reddish, edged with whitish; lateral blue-grey, interrupted.

The moth is found in Austria, Belarus, Belgium, China, Czech Republic, Denmark, Estonia, Finland, France, Germany, Italy, Malta, Japan, Kazakhstan, Latvia, Lithuania, Mongolia, Norway, Poland, Romania, Russia, Slovakia, Spain, Sweden, Switzerland, and Ukraine. Its local extinction in the United Kingdom is considered "probable".

The larva feeds on Vaccinium and Salix and hibernates as a pupa within a cocoon. The adult emerges in spring, flies at night in summer and lays its eggs in batches.