Perilampsis umbrina Munro, 1939
Perilampsis umbrina Munro, 1939: 35.
Body length. 3.50-4.30 mm; wing length 3.60-4.20 mm.
Antennal segments yellow. Arista bare. Frons yellow to yellow-orange. Two frontals, placed parallel to medial eye margin; two orbitals, placed slightly convergent with inner orbital more medially. Face white. Occiput completely yellow in dorsal part, only faint pair of brownish patches; otherwise white. Thorax:
Scutum shining yellowish, along margins more yellow-brown, with dark pilosity; centre with silvery pilosity and microtrichosity, no transverse bands. Postpronotum white. Anepisternum pale yellow, with white band occupying posterodorsal part, its ventral margin reaching posteroventral corner; with pale pilosity; one anepisternal seta. Anatergite and katatergite white. Scutellum white. Subscutellum brown. Legs:
pale yellow. Wing:
Wing bands brown, well developed but with diffused margins. Basal part wing brownish coloured, subbasal irregular dark spots or streaks present, no distinct subbasal band. Anterior apical band covering cells r1 and r2+3 completely, largely merged with posterior apical band. Subapical band touching anterior apical band or almost so. Discal band and anterior apical band united at pterostigma. Discal band not reaching posterior wing margin, basally confluent with subbasal streaks and spots. R-M ratio 0.79-0.87. Abdomen:
Shining brown, tergites 1-2 pale yellow except lateral margins of tergite 2 brown, tergite 4 with posterior half yellow, in median part yellow band reaching anterior margin, tergite 5 broadly yellow in median part.
As male except for following characters:
mid and hind femur with darker apical patch anteriorly. Wing with distinctly separated anterior and posterior apical bands and subapical band. Posterior apical band touching anterior apical band only at base; subapical band isolated.
Female terminalia, oviscape about as long as abdominal tergites, shining brown, with black pilosity. Aculeus orange, flattened, about 8 times as long as wide; aculeus tip slightly narrowed, almost straight, pointed.
(Description after De Meyer, 2009)
See description of Perilampsis umbrina Munro, 1939 in source PDF.
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