Reference
Marko Mutanen, Juhani Itämies, Lauri Kaila (2007): Heliozela resplendella (Stainton, 1851) and H. hammoniella Sorhagen, 1885: two valid species distinguishable in the genitalia of both sexes and life histories (Heliozelidae) – Nota lepidopterologica – 30: 79 - 92.