Zacryptocerus ustus Kempf, 1973c: 450, figs. 1-4 (w.) BRAZIL (Minas Gerais). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Brazil: Minas Gerais, Pedra Azul, 800 m., xi.1972 (C.A.C. Seabra & M. Alvarenga). Primary type depository: MZSP. Secondary type information: Secondary type material: 1 paratype worker. Secondary type locality: same as for holotype. Secondary type depository: MZSP.