1. Abdullah, M. 1974. A comparative study of the adults and larvae of Xylophilidae and 32 other families of Cucujoidea (Coleoptera). Entomologische Arbeiten aus dem Museum Georg Frey 25:281–315.
2. Arrow, G. J. 1924. Vocal organs in the Coleopterous Families Dytiscidae, Erotylidae and Endomychidae. Transactions of the Royal Entomological Society of London 157:134–143.
3. —. 1942. The origin of stridulation in beetles. Proceedings of the Royal Entomological Society of London, Ser. A, 17(7–9):83–86.
4. Balfour-Browne, W. A. F. 1940. British Water Beetles. Volume I. Ray Society, London. xvii+ 375 pp., 5 pls.
5. —. 1944. The wing-venation of the Adephaga (Coleoptera) with special reference to the Hydradephaga and some homologies with the Polyphaga. Journal of the Royal Microscopical Society 63:55–84.