Primary type information:
Primary type material: holotype worker. Primary type locality: Uruguay: Cerro Largo Dept, Antigua Posta, Melo, Arroyo Chuy de Tacuarí, 19.vi.1972 (L.C. de Zolessi, Y.P. de Abenante & L.A. González). Primary type depository: URMU.
Secondary type information:
Secondary type material: 22 paratype workers. Secondary type locality: same as for holotype. Secondary type depository: URMU.