Polyrhachis achterbergi Kohout, 2006d: 110, figs. 5A, 6A-B (w.) BORNEO (East Malaysia: Sabah). Indomalaya.

Primary type information: Primary type material: holotype worker. Primary type locality: Malaysia: Sabah, Danum Valley Conservation Area, Segama River Trail, 4°57’N, 117°48’E, ca 150 m., 11.xi.2000, acc. 2000.217 (R.J. Kohout). Primary type depository: QMBA. Secondary type information: Secondary type material: 13 paratype workers. Secondary type localities: 2 paratype workers with same data as holotype, 3 paratype workers Sabah, nr. Danum Valley Field Centre, ca 150 m., 20-26.iii.1987, Malaise trap 5 (C. van Achterberg), 2 paratype workers with same data as last but (C. van Achterberg & D. Kennedy), 1 paratype worker as last but Malaise trap 10 (C. van Achterberg), 5 paratype workers as last but fog 4-2, fog 4-17, fog 4-20, fog 4-24 (L. Ellwood). Secondary type depositories: ANIC, BMNH, CASC, MBSM, MCZC, NHRS, QMBA.