Atheta (Badura) ehnstroemi n.sp. is described from material collected in central and northern Sweden. The lectotype of A. macrocera (Thomson) is designated. A key to the known species of Badura is given. Their diagnostic characters and taxonomic relationship to each other is discussed. Species of Badura can easily be distinguished by the shape of median lobe and copulatory piece of aedeagus but a number of other important characters are also mentioned. Ecological and distributional information is given for each species.