Taxon - Links and literature
de Jong, Y.S.D.M. (ed.): Fauna Europaea 2.4 [http://www.faunaeur.org] [as Hydraena balli d'Orchymont, 1940]Data retrieved on: 9 March 2012
de Jong, Y.S.D.M. (ed.): Fauna Europaea 2.4 [http://www.faunaeur.org] [as Hydraena balli d'Orchymont, 1940]