Macropygium

Body oval, brown or dark brown with black irregular spots; anterolateral margins of pronotum sometimes yellowish. Mandibular plates surpassing apex of clypeus, touching each other in some specimens. Antennae five-segmented; first and second antennomeres subequal in length; antepenultimate antennomere wider in males than in females. Pronotum slightly sloping anteriorly to humeri; cicatrices weakly tumid, smooth or with rare inconspicuous punctures. Meso- and metasternum smooth, bearing flat median carina; pleura rugose, uniformly dark brown or with irregular yellowish spots; evaporatorium smooth, velvety, covering one-third of metapleura. Scutellum length 4.0–5.8 mm, width 3.4–4.9 mm. Abdominal width 5.7–8.5 mm. Total length 9.6–13.9 mm. Male pygophore length 1.7–2.7 mm. Female laterotergites VIII slightly deflected, posterior angle oval.

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