Diacamma caeruleum Laciny et al., 2015: 128, figs. 58-63 (w.) PHILIPPINES (Mindoro). Indomalaya.

Primary type information: Primary type material: holotype worker. Primary type locality: Philippines: Mindoro Oriental, 28 km. S Calapan, environment of Balete, 100-700 m., 27-29.xi.1992, #18 (H. Zettel). Primary type depository: NMPM. Primary type specimen: CASENT0915965. Secondary type information: Secondary type material: 17 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: HSZC, NHMW.