Diagnosis.
Female/male. Integument mainly black. Head wider than long. Maxillary palpus longer than labial palpus, as long as galea. Outer surface of galea mat and sculptured. Clypeus about two and a half times as wide as long. Compound eyes converging a little ventrally. Mesoscutum and scutellum shiny and nearly hairless. Basal half of propodeal triangle punctulate to strigate/strigulate. Propodeum shiny.
Female. L=7.2mm. Labrum, base of mandibles, apex of the clypeus, legs and basal part of metasoma mostly reddish. Clypeus shiny and densely punctate (i=d). Legs 1-3 with yellowish hairs. Spurs of Tb2 with 4-6 sharp outstanding spines. T1-T3 black and shiny. T1 with interrupted apical fringe. Prepygidial fimbria yellowish. Pp with a strong elevated median area; not tapering; weakly concave medially.
Male. L=6.0mm. Clypeus without medio-longitudinal groove. Clypeus and face covered with appressed white hairs. Eyes strongly prominent. A5 as wide as long. A4-13 dorsally brown, ventrally orangish. Scutellum shiny with prominent, sparse punctures (i>3d). Tb2-3 and tarsi 1-3 reddish. Tb3 apically weakly broadened. S6 median part ended in short spiny processes; medio-ventral process well developed. S7 apex narrowed. Apical area of S8 subtrianglar. Genitalia as illustrated in Figs.