Tenguna Matsumura, 1910 Figs 1-13, 14-18, 19-32, 33-37

Tenguna Matsumura, 1910: 104; Song and Liang 2007: 59.

Type species.

Tenguna watanabei Matsumura, 1910 (original designation).

Diagnosis.

Genus diagnostic characters: general color green or yellowish green (in death); vertex with median carina distinct and complete, lateral margins sub-parallel at base, slightly sinuate in front of eyes, then gradually narrowing to arrowhead at apex; pronotum with distinct median carina and two obscure lateral discal carinae, elevated only anteriorly; fore femur with one minute, short and blunt spine near apex; aedeagus with a pair of processes apically and phallobase with pairs of membranous lobes apically.

Distribution.

Southern China (Guizhou, Hubei, Sichuan, Taiwan, Xizang).

Key to the species of the genus Tenguna based on males