Nirvana striata Viraktamath & Wesley

(Figs 5–6, 22–23, 32–33)

Nirvana striata Viraktamath & wesley, 1988: 216

Female genitalia. Seventh sternite hind margin straight. Valvulae I (Figs. 22–23), in lateral view, dorsal margin concave; apex acute; dorsal sculptured area extending from middle portion to apex of blade, formed mostly by rodlike processes arranged in oblique lines; ventral scale sculptured area restricted to apical portion of blade, below which membranous lobe arises. Valvulae II (Figs. 32–33), in lateral view, moderately expanded beyond basal curvature; dorsal margin concave in the middle and convex apically on toothed areas, dorsal margin with 13 teeth, those located on basal portion and median portion elongate triangular with dentate posterior (descending) and anterior (ascending) area, those on apical portion short triangular with flat posterior (descending) and with denticle on anterior (ascending) area denticle on except on apex (ventral dentate apical portion longer than dorsal one).

Materials examined. Holotype ♂, INDIA: West Bengal: Kurseong, 1,483 m, 22.x.1981, S. Viraktamath (UAS) . Paratype: West Bengal: 3 ♂, 3 ♀, Kurseong, 1,483 m, 22.x. 1981, S. Viraktamath (1 ♂, 1 ♀) and C. A. Viraktamath (2 ♂, 2♀) (UASB) .