Primary type information:
Primary type material: holotype worker. Primary type locality: Democratic Republic of the Congo: Tshopo, Yangambi Reserve, 1949, code number C. 1961 (A. Raignier & J. van Boven). Primary type depository: PSWC. Primary type specimen: CASENT0794352.
Secondary type information:
Secondary type material: 9 paratype workers. Secondary type locality: same as for holotype but with code numbers C. 1943, C. 1944, C. 1945, C. 1961, C. 1962. Secondary type depository: MCZC, UCDC.