Bioacoustics of Mirollia (Mirollia) obscuripennis

Redescription. Male. Stridulatory area of left tegmen short oval, 3.32 mm long, 2.12 mm wide ( Fig. 10 K); stridulatory file on underside of left tegmen concave and sinuate, 1.85 mm long; teeth faint in basal fifth; with 154– 163 teeth ( Figs. 3 B, 11H); mirror oval, 3.33 mm long, 2.17 mm wide ( Fig. 10 L). Cerci rather long, surpassing apex of subgenital plate ( Fig. 5 C); baso-interal side slightly expanded, posteriorly narrowing; moderately curved inwards; apex with a subapical spine ( Fig. 5 E). Phallus with two pairs of sclerites: lateral sclerites long, sheetshaped, reaching apex of subgenital plate, margins denticulate; medial sclerites rather short, apex rounded, margins sclerotized without denticles. Subgenital plate strongly curved dorsally before middle; medial and lateral carinae distinct on ventral surface; basal part broad, medial area narrow and apical part widened, posterior margin longitudinally split into two lobes directed outwards ( Fig. 5 D). Measurements (mm). Male. Body: 16.5–17.5; body with wings: 33.5–34.0; pronotum: 4.0–4.3; tegmen length: 25.6–26.0; tegmen width: 5.4–5.6; hind wing: 29.5–30.0; profemur: 3.2–3.5; mesofemur: 4.8–5.0; postfemur: 10.5–10.9.