EN
Five new species of Histeridae are described: Placodister mroczkowskii from Indonesia, Atribalus effrenatus from Republic of South Africa, Hister nepalensis from Nepal, Chaetabraeus (Mazureus) cinaedus from Central America and Acritomorphus silvestris from Lord Howe Island (Australia). The taxonomic status of Chalcionellus libanicola (Marseul, 1870) is discussed and its identity with Chalcionellus orcinus Reichardt, 1932 (syn. nov.) is established.