Pseudomyrmex hesperius Ward, 1993: 157, fig. 4 (w.) MEXICO (Sinaloa). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Mexico: Sinaloa, 15.9 mi. NE Concordia, Hwy 40, 600 m., 9.vi.1967, XVIII (D.H. Janzen). Primary type depository: LACM. Secondary type information: Secondary type material: 11 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, LACM, MCZC, MZSP, PSWC, USNM.