FIGURES 1–6. Zethus trimaculatus, holotype female except 4-2. 1 in New record of the genus Zethus Fabricius from Taiwan, with the description of Z. taiwanus sp. nov. and a key to the species of trimaculatus - group (Hymenoptera: Vespidae: Eumeninae)

FIGURES 1–6. Zethus trimaculatus, holotype female except 4-2. 1, habitus, lateral; 2, head, lateral; 3, left tegula, dorsal; 4-1, propodeum, lateral, 4-2, Discoelius. sp., female, Ban Saleui, Laos. 5, clypeus; 6, metasomal petiole, ventral and partly omitted.