male genitalia of Pterostichus (Chinapterus) spp. 42–46 Apex of median lobe, dorsal left view 42 P. przewalskyi, LT: Serxü (IZAS) 43 P. przewalskyi, LT: Jigzhi (IZAS) 44 P. przewalskyi, LT: Hongxing (IZAS) 45 P. lianhuaensis sp. nov. Holotype (IZAS) 46 P. liupanensis sp. nov. Holotype (IZAS) 47–57 right paramere, inner face 47–51 P. przewalskyi 52–54 P. lianhuaensis sp. nov. 55–57 P. liupanensis sp. nov. 47 Lectotype (ZIN) 48 LT: Jigzhi (IZAS) 49 LT: Jigzhi (IZAS) 50 LT: Hongxing (IZAS) 51 LT: Serxü (IZAS) 52 Holotype (IZAS) 53 Paratype, LT: Lianhuashan (IZAS) 54 Paratype, LT: Lianhuashan, Shahetan (IZAS) 55 Holotype (IZAS) 56 Paratype, LT: Liupanshan, Longtan (IZAS) 57 Paratype, LT: Liupanshan, Xixia (IZAS). Scale bars: 0.5 mm (42–45, 47–57); 0.2 mm (46).