Iridomyrmex mccooki McCook, 1880: 187 (w.) U.S.A. (Texas). Nearctic.

Primary type information: Primary type material: lectotype worker (by designation of Cuezzo, 2000: 252). Primary type locality: lectotype U.S.A.: Texas (H.C. McCook). Primary type depository: MHNG. Secondary type information: Secondary type material: 3 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depository: MHNG.