A new genus, 4 new species and 1 new subspecies, mostly from North and Central Vietnam, are described and illustrated: Thoressa similissima spec, nov., very similar to 77). submacula (Leech, 1890); Halpe paupera spec, nov., with a new subspecies H. paupera walthewi subspec. nov. (from Hong Kong); Scobura eximia spec, nov.; Praescobura chryso-maculata gen. et spec. nov. The last taxon is tentatively placed in the Plastingia-group but its precise systematic position is still unclear.