Material examined. Holotype ♂, China, Guizhou, Fanjing Mountain Reserve, Mianxuling (27°54.54′N, 108°39.83′E; elev. 1974 m), 30.IX.2013, L.Y. Wang, D. Wang & X.K. Jiang leg. Paratype. 1♂, between Jinding and Jiandaoxia, 13.X.2014, C. Jin & Z.Z. Gao leg.

Etymology. The specific name honours Dr. Huiming Chen, a researcher on biospeleology and local animal resource of Guizhou, China; noun.

Diagnosis. Males of the new species are similar to C. subapplanata Wang, Chen & Zhang ZS, sp. nov. (Figs 14A–B, 15A, C–F), but differs from the latter by the VTA as long as wide, the long and slender embolus and the tapering and coiled conductor (Figs 8A–B, 9B–C) (VTA wider than long, embolus short and conductor reduced in C. subapplanata Wang, Chen & Zhang ZS, sp. nov.).

Description. Male (Fig. 9A). Holotype total length 4.16. Carapace 2.10 long, 1.58 wide; abdomen 2.07 long, 1.27 wide. Carapace yellowish brown. Eye sizes and interdistances: AME 0.08, ALE 0.14, PME 0.12, PLE 0.14; AME–AME 0.07, AME–ALE 0.04, PME–PME 0.17, PME–PLE 0.10, ALE–PLE 0.05. MOA 0.31 long, front width 0.25, back width 0.40. Clypeus height 0.07. Chelicerae yellow brown, with 5 promarginal and 5 retromarginal teeth. Pairs of ventral spines: Tibia I 3; Metatarsus I 1; Tibia II 3; Metatarsus II 1. Leg measurements: I 4.92 (1.42, 1.98, 0.96, 0.56); II 5.35 (1.61, 2.13, 1.01, 0.60); III 4.57 (1.34, 1.62, 1.11, 0.50); IV 6.58 (1.96, 2.09, 1.94, 0.59). Leg formula 4213. Abdomen yellowish brown.

Male pedipalp (Figs 8A–B, 9B–C). Femur without apophysis. Patella longer than wide. Tibia shorter than patella, with 3 apophyses. RTA almost conical, located distally. VTA almost as long as wide. LTA wide and short, located proximally. Embolus long and coiled, arising distally from tegulum. Conductor wide in mid-part and tapering toward its apex. Sperm duct U-shaped.

Female. Unknown.

Distribution. Known only from the type locality, Guizhou, China.

Comment. The new species belongs to the C. corticalis -group.