Gymnogryllus

Ma, Libin & Zhang, Yalin, 2011, The cricket genus Gymnogryllus (Grylloidea: Gryllidae: Gryllinae: Gryllini) from China with description of six new species, Zootaxa 2733, pp. 31-40 : 33

Key to the species of Gymnogryllus from China

1. Smaller species (BL 23 mm)............................................. Gymnogryllus contractus Liu, Yin & Liu

- Larger species (BL more than 25 mm)..................................................................... 2

2. FWs extended to tip of abdomen.......................................................................... 3

- FWs not extended to tip of abdomen...................................................................... 4

3. Coloration uniform blackish brown in head and pronotum......................... Gymnogryllus dolichodens nov. sp.

- Coloration rufous and with light angular patch on frons................................ Gymnogryllus longus nov. sp.

4. Subapical of hind femur with pale brown patch dorsally....................................................... 5

- Subapical of hind femur with inconspicuously dark brown patch dorsally, or totally without........................... 7

5. Occiput obviously wide and pronotum dilated in front............................... Gymnogryllus tumidulus nov. sp.

- Occiput and pronotum different from above................................................................. 6

6. Epistomal suture curved upward medially, frons with light angular patch............................................................................................................. Gymnogryllus odonopetalus Xie & Zheng

- Epistomal suture straight, frons uniform colored.................................... Gymnogryllus extrarius nov. sp.

7. Body blackish brown, frons normal colored..................................... Gymnogryllus yunnanensis nov. sp.

- Body rufous, frons with pale stripe and light angular patch............................. Gymnogryllus striatus nov. sp.