Monograph of European Psychidae, Ann. Soc. ent. Belgique, xxv. 1881, p. 29, etc.
Heylaerts, op. cit. p. 55.
Zool. Anz. xx. 1897, p. 473. This is probably Apterona crenulella, or one of its varieties.
Bull. U.S. Dep. Agric. Ent. x. 1887, p. 22.
Ann. New York Ac. viii. 1893, p. 54.