McLachlan, R., 1899. {Notes on certain Palaearctic species of the genus Hemerobius. No. 1. Introductory remarks and the group of H. nervosus}. Entomologist's Monthly Magazine, 35, pp.77?80.

McLachlan, R., 1866. {Notes on three little-known species of British Hemerobidae}. Entomologist's Monthly Magazine, 2, pp.268?270.