The adunca -group Figures 2A, 30

Diagnosis.

This group resembles the pacchanensis -group by having a long bulb but can be distinguished by the bulb is protruding ventro-basally and concave dorso-sub-basally (Fig. 2A) (vs. concave ventro-sub-basally and protruding dorso-mesially).

Description.

Body length 1.40-1.98. Carapace 0.60-0.82 long. Six eyes ringed with black or absent. Tibia I 1.40-2.20. Ratio of bulbal length/width 1.96-2.35, bulb protruding ventro-basally and concave dorso-subbasally, embolus membranous (except in P. tortutheca (Lin & Li) comb. nov.), length ratio of embolus/bulb 0.38-0.71. Receptacle J-shaped.

Distribution.

China (Guangxi, sites 1-5 in Fig. 30).

Composition.

Pinelema adunca (Wang & Li, 2010) comb. nov., P. qingfengensis Zhao & Li, 2017, P. renalis (Wang & Li, 2010) comb. nov., P. tortutheca comb. nov., and P. yashanensis (Wang & Li, 2010) comb. nov.