Acanthostichus arizonensis MacKay, 1996: 141, figs. 6, 17, 18 (w.) U.S.A. (Arizona). Nearctic.

Primary type information: Type-material: holotype worker. Type-locality: U.S.A.: Arizona, Pima Co., 7 mi SE Sahuarita, 3.ix.1982 (T.C. Myles). Type-depository: MCZC. Secondary type information: Paratype-material: 13 paratype workers. Paratype-locality: same as for holotype. Paratype-depositories: BMNH, ICNB, IMLT, INPA, LACM, MCZC, MIZA, MZSP, UATA, USNM, WEMC.