Oligomyrmex bihornatus Xu, 2003: 317, figs. 24-27 (s.w.) CHINA (Yunnan). Indomalaya.

Primary type information: Primary type material: holotype major worker. Primary type locality: China: Yunnan Prov., Baoshan City, Mangkuan Town, Mangkuan Village, E slope of Gaoligongshan, 1000 m., 7.viii.1998, A98-1537 (Y. Zhao). Primary type depository: SFCY. Primary type specimen: ANTWEB1060554. Secondary type information: Secondary type material: 14 paratype major workers, 4 paratype minor workers. Secondary type localities: 4 paratype major workers, 4 paratype minor workers with same data as holotype, 10 paratype major workers Yunnan Prov., Baoshan City, Bawan Town, Bawan Village, E slope of Gaoligongshan, 1000 m., 10.viii.1998, no. A98-1942 (J. Li). Secondary type depository: SFCY. Secondary type specimen: ANTWEB1060555.