Tamdaotettix

Key to the species of the genus of Tamdaotettix

1 6th abdominal tergite with spine or small angular projection; genitalia with a pair of long dorso-lateral lobes. Female: subgeni- tal plate slightly transverse and without truncated apex................................... Subgenus Tamdaotettix...2

- 6th abdominal tergite without spine or angular projection; genitalia with a pair of short dorso-lateral lobes. Female: subgenital plate strongly transverse and with truncated apex.......................................... Subgenus Laotettix...8

2 6th abdominal tergite with straight or slightly sinuate spine or small angular projection; basal portion of process of 7th abdomi- nal tergite distinctly wider than apex...................................................................... 3

- 6th abdominal tergite with strongly curved spine or small angular projection; basal part of process of 7th abdominal tergite slightly narrower than apex or they almost equal in width......................................................7

3 Process of paraproct almost equal to process of 6th abdominal tergite..............................................4

- Process of paraproct distinctly longer than process of 6th abdominal tergite.........................................5

4 Process of 6th abdominal tergite not surpassing apex of process of 7th abdominal tergite........ T. (T.) dilutus Gorochov, 1998

- Process of 6th abdominal tergite distinctly surpassing apex of process of 7th abdominal tergite.... T. (T.) pullus Gorochov, 1998

5 Process of 7th abdominal tergite with three denticles, middle denticle distinctly longer than lateral denticles............................................................................................ T. (T.) tridenticulatus sp. nov.

- Process of 7th abdominal tergite without denticles............................................................. 6

6 Process of paraproct distinctly longer than remainder of paraproct and with small angular projection at apex........................................................................................ T. (T.) semipullus Gorochov, 1998

- Process of paraproct almost equal to the remainder of paraproct and with small spine at apex...................................................................................................... T. (T.) aculeatus Gorochov, 1998

7 6th abdominal tergite with larger spine directed upwards; process of 7th abdominal tergite with rather smooth lateral margines and its apex quite narrow and high.................................................. T. (T.) flexus Gorochov, 2015

- 6th abdominal tergite with smaller angular spine; process of 7th abdominal tergite with denticulate lateral margines and its apex quite wide and low............................................................. .. T. (T.) laocai Gorochov, 2015

8 Paraproct with a rather long process....................................................................... 9

- Paraproct without distinct process........................................................................ 11

9 Process of 7th abdominal tergite with round apex; process of paraproct rather straight, directed posteriorly............................................................................................ T. (L.) inflatus Gorochov, 2015

- Process of 7th abdominal tergite with slightly concave or transverse apex; process of paraproct curved upwards.......... 10

10 Process of paraproct distinctly shorter than process of 7th abdominal tergite; paraproct with round apex, slightly thickened.............................................................................. T. (L.) curvatu s Gorochov, 2015

- Process of paraproct almost equal to process of 7th abdominal tergite; paraproct with finger-like apex................................................................................................ T. (L.) minutus Gorochov, 2015

11 Process of 7th abdominal tergite with rather narrow and transverse apex................... T. (L.) tarasovi Gorochov, 2015

- Process of 7th abdominal tergite with rather wide and round apex.................... T. (L.) sympatricus Gorochov, 2015