Tuberfemurus Zheng, 1992

Wang, Meng-Qi, Deng, Yao, Guan, De-Long, Mao, Ben-Yong & Li, Miao, 2021, A new species of the genus Tuberfemurus (Orthoptera: Tetrigoidea: Cladonotinae) with comments on the characters of mitochondrial genome, Zootaxa 5071 (3), pp. 437-446 : 439

Key to species of Tuberfemurus Zheng, 1992

1. Pronotum with a protuberance between shoulders; in profile, median carina with anterior half arch-like and posterior half suddenly depressed near to horizontal........................................................................ 2

- Pronotum without protuberance between shoulders; in profile, median carina entirely arch-like........................ 4

2. Apex of hind pronotal process narrowly rounded; lower carinae of fore and middle femur sinuate but without large tooth. Distribution in China................................................................... T. convexus Deng, 2020

- Apex of hind pronotal process broadly rounded with excision in middle; lower carinae of fore and middle femur sinuate, with 1–3 large teeth....................................................................................... 3

3. Vertex 2.5 times as wide as an eye; in lateral view frontal costa invisible; apex of hind pronotal process distinctly truncate. Distribution in China.................................................................... T. viridulus sp. nov.

- Vertex 2.0 times as wide as an eye; in lateral view frontal costa visible; apex of hind pronotal process widely rounded. Distribution in China.................................................................... T. torulisinotus Deng, 2019

4. Vertex 1.6 times as wide as an eye; antenna inserted between lower margin of eyes; in dorsal view, anterior margin of pronotum narrowly triangular and almost reaching the middle of eyes, apex of hind pronotal process truncate with median concavity. Distribution in Thailand........................................ T. kanokwanae Storozhenko & Dawwrueng, 2014

- Width of vertex 2.5 times more than width of an eye; antenna inserted below lower margin of eyes; anterior margin of pronotum truncate or slightly projecting, apex of hind pronotal process widely rounded...................................... 5

5. Vertex 2.5 times as wide as an eye; prozonal carinae constricted backwards; upper carinae on apical half of hind femur with three large teeth. Distribution in China................................................ T. zhengi Xu & Mao, 2007

- Vertex 3.0 times as wide as an eye; prozonal carinae parallel; upper carinae on apical half of hind femur without saw tooth. Distribution in China............................................................... T. laminatus Zheng, 1992