Descriptions of the male of <I>Heterodiomus marchali</I> Brethes and a new species of Chilean <I>Heterodiomus</I> Brethes (Coleoptera: Coccinellidae: Scymninae: Diomini)

Resumo

Additions to the classification of South American Diomini are provided. Male genitalia of Heterodiomus marchali Brethes are described and Diomus brethesi is newly described.