Diagnosis.
Male/female. Head wider than long. Labial palpus half as long as maxillary palpus, reaching beyond apex of glossa. Outer surface of galea smooth. Maxillary palpus as long as galea. Compound eyes more or less parallel. Clypeus two and a half times as wide as long. Clypeus, mesoscutum and scutellum shiny and deeply punctate. Propodeal triangle with declivous basal area. Disc of terga with basal concavity.
Female. L=10.7mm. Propodeal triangle mostly shiny, weakly sculptured. Propodeum shiny. Legs 1-3 with yellow or orange hairs. Spurs of Tb2 without large spine. Scopa sparsely pubescent. Apical hair band on T1 continuous. T1-5 black, with shallow punctures. Prepygidial fimbria orange. Pp with a strong elevated median area.
Male. L=10.3mm. Integument mostly black. A4-13 black. A5 longer than wide. All legs black. Tb3 broadened apically, with a tooth between apical spurs. S6 with medio-apical processes curved and erected ventrally. S7 disc very large. Apical plate of S8 flattened. Genitalia as illustrated in Figs.