Body length: 11.0 mm (male), 10.5–12.0 mm (female). Head with eye sparsely pilose, uniformly distributed, setae minute; ocellar tubercle raised laterally; medial ocellus absent; occiput metallic green-blue; occipital pile yellow; postocular ridge and gena overlain with grey pubescence; flagellum apex in male uniform width, truncated apically, narrower in female, red-brown (male) or black (female); scape and pedicel dark yellow; clypeus length equal to oral cavity, brown-black; palpus yellow; margin of oral cavity (parafacial) pilose; proboscis longer than head height. Thorax with postpronotal lobe yellow; scutum glossy black (with metallic iridescence), dark yellow marginally; scutal vestiture dense yellow-gold pile; scutellum brown, dark yellow medially; pleuron brown with metallic iridescence; coxae black or brown; femora brown-black, apices dark yellow; tibiae dark yellow, suffused with brown; tarsi dark yellow; lower calypter white, with yellow margin; wing hyaline, venation dark; vein R4 with spur vein. Abdomen shape rounded globose, much larger than thorax (female) or rounded to conical, not larger than thorax (male), colour black with metallic green iridescence (female) or dark yellow, brown anteriorly on tergites 2–6 (male), vestiture extensive white-silver elongate setae, brown posteromedially on tergites 3–5 (female) or erect dark pile (male).
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