Diagnosis.
Female/male. Head wider than long. Vertex flat in frontal view. Labial palpus three-fourths as long as maxillary palpus, reaching beyond apex of glossa. Maxillary palpus twice as long as galea. Outer surface of galea sculptured and mat. Compound eyes slightly converging ventrally. Clypeus slightly more than three times as wide as long, with few punctures (i>3d). Propodeal triangle rugose, with horizontal basal area. Propodeum mat, with horizontal basal area.
Female. L=5.8mm. Clypeus, mesoscutum and scutellum shiny (some specimens with short appressed hairs). Legs 1-3 with white to pale yellow hairs. Spurs of Tb2 without large spine. Scopa sparsely pubescent. Apical hair band on T1 medially interrupted to continuous. T1-T5 reddish. T2-T4 with brown spot on foveae. Prepygidial fimbria yellowish. Pp with median subparallel carinae, proximal region of carinae narrow and weakly depressed.
Male. L=3.8mm. Integument mostly black. Eyes not prominent. A4-10 yellow, A11-13 dark. Scutellum shiny, sparsely punctate. F1-3 black. Tb1-3 and Bt1-3 yellow. Tb3 not broadened, untoothed. S6 median part ended in short spiny processes. S7 long, median width narrower than apical one. Apical plate of S8 sub-triangular. S8 and genitalia as illustrated in Figs.