Nirvana, Kirkaldy, 1900

Meshram, Naresh M. & Rai, Stuti, 2017, A new species of genus Nirvana (Hemiptera: Cicadellidae: Evacanthinae) with note on female genitalia from India, Zootaxa 4303 (2), pp. 264-272 : 265

Key to species of Nirvana from India (modified from Viraktamath & Wesley 1988)

1 Vertex with median, white stripe and lateral,orange or lemon yellow submarginal stripe ( Viraktamath& Wesley 1988: Figs. 225, 226)............................................................................... pallida Melicher

- Vertex with black line or lines or with orange, submarginal stripes traversing onto pronotum,scutellum and forewing...... 2

2 Vertex, pronotum, scutellum traversed by pair of orange stripes ( Viraktamath & Wesley 1988: Fig. 256); male pygofer caudally produced into an acute, dorsally curved process ( Viraktamath& Wesley 1988: Fig. 261); anal tube with two stout spines ( Viraktamath & Wesley 1988: Fig. 262)................................................ pecularis Viraktamath & Wesley

- Vertex, pronotum, and scutellum traversed by black lines or stripes; male pygofer and anal tube unarmed (not known in pseudommatos ).......................................................................................3

3 Vertex, pronotum, scutellum, and anal margin of forewing traversed by single or pair of, black stripes................... 4

- Vertex of head and pronotum traversed by three black stripes; scutellum by a median, black line; apex of vertex with blackish brown spot connected by the stripes.................................................... pseudommatos Kirkaldy

4 Vertex, pronotum and scutellum, with pair of black stripes, aedeagus with short spinelike processes on dorsal apodeme ( Rao 1989: Figs. 17–18)........................................................................s hillongensis Rao

- Vertex, pronotum and scutellum, with single black stripe......................................................5

5 Median stripe with irregular margins ( Viraktamath & Wesley 1988: Figs. 233, 234); spot on second apical cell of forewing small ( Viraktamath & Wesley 1988: Fig. 243); dorsal apodeme of aedeagus simple ( Viraktamath & Wesley 1988: Fig. 240).6

- Median stripe with an even margin ( Viraktamath & Wesley 1988: Fig. 244); spot on second apical cell of forewing large (Fig. 248) extending to first apical cell; dorsal apodeme of aedeagus with a basal, short process (Fig. 254).................................................................................................. striata Viraktamath & Wesley

6 Aedeagus with two short subapical process ( Figs. 41–42),pygofer with ventral process dorsally directed with acute apex ( Figs. 38)................................................................................. subsuturalis sp. nov.

- Aedeagus without any process ( Viraktamath & Wesley 1988: Fig. 240); pygofer without ventral process ( Viraktamath & Wesley 1988: Fig. 237)....................................................................... suturalis Melicher