Widespread, although becoming less common in the north-east, Osmylus fulvicephalus (Scopoli, 1763) is found in England, Wales, Scotland and Ireland. Easily recognizable being the largest lacewing (aside from Euroleon nostras (Fourcro, 1785) from which it is easily distinguised) at 25mm. It can be found in shaded areas surrounding water from May to August, the larvae living in damp leaf litter.
References and further information:
- A Key to the Adults of British Lacewings and their Allies. Plant, C. W. (1997)
- Insects of Britain and Western Europe. Chinery, M. (2007)
- Collins Complete British Insects. Chinery, M. (2005)