Karenia

Pham, Hong-Thai & Constant, Jerome, 2014, The cicada genus Karenia Distant, 1888 (Hemiptera: Cicadidae), with description of a new species, Zootaxa 3852 (5), pp. 579-584 : 582-583

Key to males of the genus Karenia

1 Median cleft on posterior part of cruciform elevation very deep and reaching to half length of cruciform elevation.. K. sulcata

- Median cleft on posterior part of cruciform elevation shallow and reaching to one third of length of cruciform elevation or less.................................................................................................... 2

2 Operculum short, somewhat rectangular; uncal lobes separated from each other by deep median slit.................... 4

- Operculum elongate, not rectangular; uncal lobes separated from each other by shallow median slit, or connected medially.. 3

3 Operculum with distal margin broadly rounded; uncal lobe with stout lateral spine........................... K. ravida

- Operculum with distal margin angularly rounded; uncal lobe with very narrow lateral spine.................. K. caelatata

4 Operculum reaching to posterior marginal abdomen segment 3, apex convex........................ K. tibetensis sp.nov.

- Operculum reaching to two thirds length of abdominal sternite 3, apex rounded, median margin slightly convex........... 5

5 Surface of operculum flat to very weakly convex; basal pygofer lobe not prominent.......................... K. chama

- Surface of perculum slightly prominently convex; basal pygofer lobe with apical part distinctly prominent.. K. hoanglienensis