Trizzino, M., Jäch, M.A., Audisio, P. and Ribera, I. 2011. Molecular and morphological analyses confirm two new species of the Hydraena emarginata–saga clade (Coleoptera, Hydraenidae) from Spain and France. Zootaxa. 2760, 1 (Feb. 2011), 29–38. DOI:https://doi.org/10.11646/zootaxa.2760.1.3.