Tetramorium placidum Bolton, 1979: 162, fig. 46 (w.) MEXICO (Jalisco). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Mexico: Jalisco, Puerto Los Mazos, 10 mi. SW Autlán, 4400 ft, 25.ix.1973, leaf litter forest floor (A. Newton). Primary type depository: MCZC. Secondary type information: Secondary type material: 2 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, LACM.