Primary type information:
Type-material: holotype worker. Type-locality: Suriname: Dirkshoop, v.1959, soil sample, primary forest (J. van der Drift). Type-depository: MZSP.
Secondary type information:
Paratype-material: 2 paratype workers. Paratype-locality: 1 paratype worker with same data as holotype, 1 paratype worker Suriname: La Poulle, viii.1959, soil sample from shrub (J. van der Drift). Paratype-depositories: JVDC, MZSP.