Proceratium crassopetiolum Gu et al., 2025: 14, fig. 18 (w.) CHINA (Guangxi). Indomalaya.

Primary type information: Primary type material: holotype worker. Primary type locality: China: Guangxi, Gaozhai village, 25.9194° N, 110.4689° E, 1560 m., 12.viii.2021 (Zhilin Chen). Primary type depository: GXNU. Primary type specimen: GXNU209784. Secondary type information: Secondary type material: 6 paratype workers. Secondary type locality: same as for holotype. Secondary type depository: GXNU.