Proceratium mexicanum de Andrade, 2003a: 155, figs. 71-73 (w.q.m.) MEXICO (Tamaulipas). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Mexico: Tamaulipas, Antiguo Morelos, 9.vii.1969, Ber. 167, palm-thorn forest litter (S. & J. Peck). Primary type depository: MCZC. Secondary type information: Secondary type material: 4 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: MCZC, MZSP.