Perilampsis atra Munro, 1969
Perilampsis atra Munro, 1969: 433
Body length. 3.20-4.80 mm; wing length 3.25-4.45 mm.
Antennal segments dark brown. Arista pubescent, longest rays at most twice the width of base of arista. Frons ventral half yellow-white, dorsal part with transverse brown band along width of orbital bristles, area above dorsal orbital till occiput yellow- white. Two frontals, placed parallel to medial eye margin; two orbitals, placed slightly convergent with inner orbital more medially. Face white, dorsal third dark brown, median part sometimes with two brown patches or transverse band. Occiput black- brown, only margins white. Thorax:
Scutum shining black-brown, more yellowish brown near transverse suture; dark dispersed pilosity, one broad transverse band with silvery pilosity and microtrichosity, anteriorly of transverse suture. Postpronotum white. Anepisternum brown, with white band occupying posterodorsal part, its ventral margin reaching posteroventral corner or almost so; with pale pilosity except in posteroventral corner with few dark setulae; one anepisternal seta. Anatergite and katatergite white. Scutellum white. Subscutellum brown. Legs:
pale yellow, femora and anterior fifth of hind tibiae black-brown. Wing:
Wing bands brown, largely reduced. No basal spots or streaks, except for subbasal band. Anterior apical band covering cell r1 completely except for hyaline spot in apical end of cell; covering cell r2+3 only partially; with subapical tooth into cell r4+5. Posterior apical band absent. Area between subbasal band and discal band hyaline. Discal band and anterior apical band united at pterostigma. Discal band reaching posterior wing margin. R-M ratio 0.48-0.55. Abdomen:
Shining black-brown, posterior margin of tergite 2 with narrow greyish band, tergite 5 with small yellow patch posteromedially.
As male, except for the following characters:
pubescence of arista slightly longer; mid and hind tibiae dark on anterior half or two-thirds.
Female terminalia, oviscape about two-thirds of length of abdominal tergites, shining black-brown, with black pilosity. Aculeus orange, flattened, about 7 times as long as broad, apex strongly narrowed, pointed tip.
(Description after De Meyer, 2009)
See description of Perilampsis atra Munro, 1969 in source PDF.
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