Petrobunus, Sharma & Giribet, 2011

Zhang, Chao, Zhang, Feng & Sharma, Prashant P., 2018, Two new species of Petrobunus from China (Opiliones: Laniatores: Petrobunidae), Zootaxa 4524 (1), pp. 51-64 : 52

Key to species of Petrobunus

1 Ocularium armed with a median tubercle ( Sharma & Giribet, 2011:119, fig. 11b)............................ P. torosus

- Ocularium unarmed.................................................................................... 2

2 Free tergites with conspicuous tubercles ( Sharma & Giribet, 2011:116, fig. 7a; 118, fig. 10a)................... P. spinifer

- Free tergites with granules or unarmed..................................................................... 3

3 Dorsal scutum or Opisthosomal sternite unarmed in male.......................................... P. hebei sp. nov.

- Dorsal scutum or Opisthosomal sternite armed tubercles ( Fig. 1 ) or spines ( Sharma & Giribet, 2011:112, fig. 4b) in male... 4

4 Scutal area V and free tergites I and II of male armed with paired enlarged lateral tubercles, opisthosomal sternite 7 of male with two large setose spines............................................................. P. chongqing sp. nov.

- Dorsal scutum unmared that of tubercles, opisthosomal sternite 7 of male with four large setose spines..... P. schwendingeri

Figures

FIGURES 1–5. Petrobunus chongqing sp. nov. male holotype and female paratype. 1. Male body, dorsal view. 2. Male, left pedipalp, ectal view. 3. Same, medial view. 4. Female body, dorsal view. 5. Same, ventral view. Scale bars: 1 mm (1, 4, 5); 0.5 mm (2, 3).