A key to species of subgenus Lithochlaenius (Coleoptera, Carabidae, Chlaeniini, Chlaenius), with descriptions of three new species

Three new species of genus Chlaenius Bonelli subgenus Lithochlaenius Kryzhanovskij are described from China: Chlaenius chuanqianensis Liu & Liang, sp. n. (type locality: Xishui, Guizhou Province), C. linwensini Liu & Liang, sp. n. (type locality: Fujian Province), and Chlaenius propeagilis Liu & Kavanaugh, sp. n. (type locality: Gaoligongshan, Yunnan Province). Seven species of the subgenus are redescribed: C. agiloides Jedlicka, C. formosensis Lorenz, C. agilis Chaudoir, C. leishanensis Kirschenhofer, C. noguchii Bates, C. rambouseki Lutshnik, and C. wrasei Kirschenhofer. Additional taxonomic changes include the following: Chlaenius formosanus Jedlicka is treated as a junior synonym of C. rambouseki Lutshnik and C. anchomenoides Bates, syn. n. and C. nuristanus Jedlicka as junior synonyms of C. agilis Chaudoir, syn. n. Chlaenius latro LaFerte-Senectere is considered a nomen nudism stat. n. and unavailable, leaving C. agilis Chaudoir as the next available name. Chlaenius nuristanus aberration rubridipes Jedlicka is also an unavailable name. Chlaenius formosensis Lorenz (=C. formosanus Habu) is returned to species status star. n. A key to adults of the 10 known species of subgenus Lithochlaenius is provided.