P. Girish Kumar, T. C. Narendran, T. C. Narendran, K. Rajmohana, and K. Rajmohana, “A Study on the Taxonomy of the Rare Genus <i>Philomides haliday</i> (Hymenoptera : Perilampidae) of Indian Subcontinent”, rzsi, vol. 108, no. 2, pp. 123–128, Jun. 2008.