Kusakowate (Coleoptera: Staphylinidae) Kampinoskiego Parku Narodowego: Scydmaeninae. / Rove beetles (Coleoptera: Staphylinidae) of Kampinos National Park: Scydmaeninae.

The rove beetles' fauna of the Kampinos National Park was investigated. New faunistic data together with literature confirm occurrence of 22 species from the subfamily Scydmaeninae, among them 13 species are new for the study area. During the study 7 species were recognized as new for the Mazovian Lowland, among them four a very rare: Euconnus maklinii (MANNERHEIM, 1844), Scydmaenus perrisi (REITTER, 1879), Scydmoraphes helvolus (SCHAUM, 1844), and S. minutus (CHAUDOIR, 1845)