Tetramorium rigidum Bolton, 1977: 108, fig. 28 (w.) NEW GUINEA (Papua New Guinea). Australasia.

Primary type information: Primary type material: holotype worker. Primary type locality: Papua New Guinea: Karema, Brown Riv., 8-11.iii.1955, no. 564, lowland rainforest (E.O. Wilson). Primary type depository: MCZC. Secondary type information: Secondary type material: 16 paratype workers. Secondary type locality: 11 paratype workers with same data as holotype, 3 paratype workers with same data as holotype but no. 563, 2 paratype workers with same data as holotype but no. 546. Secondary type depositories: BMNH, MCZC.