Crematogaster vetusta Ward & Blaimer, 2022: 927, fig. 14 (w.) U.S.A. (Arizona). Nearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: U.S.A.: Arizona, Cochise Co.: 11 km NNW Portal, 1430 m, 32.00293 −109.18198 ± 3 m, 8.viii.2011, ground forager, Chihuahuan desert, PSW16646 (P.S. Ward). Primary type depository: USNM. Primary type specimen: CASENT0863254. Secondary type information: Secondary type material: 5 paratype workers Secondary type locality: same as for holotype. Secondary type depositories: CASC, MCZC, UCDC. Secondary type specimens: CASENT0221037, CASENT0863251, CASENT0863252, CASENT0863253, CASENT0863255.