Primary type information:
Type-material: holotype worker. Type-locality: Vietnam: Dong Nai Prov., S. Cat Tien Nat. Park, ca 160 m., colony no. Eg04-VN-748, 21.x.2004, forest behind the park’s headquarters (K. Eguchi). Type-depository: VNMN.
Secondary type information:
Paratype-material: 28 paratype workers. Paratype-locality: same as for holotype. Paratype-depositories: BMNH, CASC, KEPC, MCZC, MLBC, VNMN.