Seven new species of the group from New Guinea central and coastal mountains (Coleoptera, Dytiscidae, Copelatinae).

Seven new species of the genus Broun, 1886 are described from three different mountain ranges of New Guinea: , , , and from the Foja Mountains; from the Cyclops Mountains; and from Wano Land. All of them are placed into the group based on the structure of their male genitalia. The species are characteristic dytiscid elements of the fauna of northern cost and the western part of central orogen of New Guinea. Two taxonomic notes are presented: is a correct name for the recently described Shaverdo et al., 2020; Balke, is a replacement name for (Balke, 1998), formerly Copelatus (Papuadytes) bacchusi Balke, 1998, a junior homonym of Wewalka, 1981.