Found in scattered populations throughout England, Wales, Scotland and Ireland Drepanepteryx phalaenoides (Linneaus, 1758) is instantly recognizable due to its hooked forewing. It can be found from May to September in woodlands where the adults often resemble dead leaves.

References and further information:

• A Key to the Adults of British Lacewings and their Allies. Plant, C. W. (1997)
• Collins Complete British Insects. Chinery, M. (2005)