M. A. Jäch, M. Balke: Global diversity of water beetles (Coleoptera) in freshwater. In: Hydrobiologia Band 595, 2008, S. 419–442. doi:10.1007/978-1-4020-8259-7_43.
vgl. Kladogramm in Toby Hunt, Johannes Bergsten, Zuzana Levkanicova, Anna Papadopoulou, Oliver St. John, Ruth Wild, Peter M. Hammond, Dirk Ahrens, Michael Balke, Michael S. Caterino, Jesús Gómez-Zurita, Ignacio Ribera, Timothy G. Barraclough, Milada Bocakova, Ladislav Bocak, Alfried P. Vogler: A comprehensive phylogeny of beetles reveals the evolutionary origins of a superradiation. In: Science Band 318, 2007, S. 1913–1916. doi:10.1126/science.1146954