Smithistruma arizonica Ward, 1988: 121 (w.m.) U.S.A. (Arizona). Nearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: U.S.A.: Arizona, Santa Cruz County, Madera Canyon, ca 5600 ft, 2.viii.1975 (A. Mintzer). Primary type depository: MCZC. Secondary type information: Secondary type material: 4 paratype workers, 1 paratype male. Secondary type locality: same as for holotype. Secondary type depositories: LACM, MCZC.