Key to the Chinese species of Scirtetellus Reuter

1 Body with few short hairs............................................................................... 2

- Body distinctly covered with hairs....................................................................... 3

2 Vertex without yellow pattern............................................ S. qinghaiensis Liu, Xue et Liu sp. nov.

- Vertex with yellow pattern............................................................ S. bianchii Medvedeva

3 Pronotum and scutellum medianly with a yellow longitudinal stripe................................ S. gudali Kiritshenko

- Pronotum and scutellum medially without a yellow longitudinal stripe........................................... 4

4 Aedeagus with three spicules........................................................... S. seminitens Horváth

- Aedeagus with two spicules............................................................................ 5

5 Neither of the two spicules forked.......................................................................... 6

- One spicule forked................................................................................... 7

6 Spicule apically without tooth............................................ S. alashanensis Nonnaizab, Shi et Bao

- One spicule apically tapering, with several large teeth............. S. medvedevae Konstantinov, Luo et Vinokurov

7 Spicule divided into multiple forks......................................... S. shanxiensis Liu, Xue et Liu sp. nov.

- Spicule apically split into 2......................................................... S. kerzhneri Medvedeva