Polyrhachis bakana Xu, 1998b: 244, figs. 7-10 (w.) CHINA (Yunnan). Palearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: China: Yunnan Prov., Mengla County, Menglun Town, Bakaxiaozhai, Xishuangbanna Nature Reserve, 840 m, 8.iii.1996, no. A96-347 (Z. Yang). Primary type depository: SFCY. Secondary type information: Secondary type material: 4 paratype workers. Secondary type locality: 3 paratype workers with same data as holotype, 1 paratype worker with same data as holotype but no. A96-321 (Y. Du). Secondary type depository: SFCY. Type notes: Xu, 1998b mentions 676 workers with the holotype data. Of these, 1 is the holotype, 3 are paratypes, and the remaining 672 workers are non-type specimens.