^"Lioligus Report". Integrated Taxonomic Information System. Retrieved 27 January 2018.
Johnson, Paul J. (1991). "Taxonomic notes, new records, and a key to the adults of North American Byrrhidae (Coleoptera)". Proceedings of the Entomological Society of Washington, vol. 93, no. 2, 322–332.
Johnson, Paul J. / Arnett, Ross H. Jr., Michael C. Thomas, Paul E. Skelley, and J. H. Frank, eds. (2002). "Family 42. Byrrhidae Latreille 1804". American Beetles, vol. 2: Polyphaga: Scarabaeoidea through Curculionoidea, 113–116.