Pogonomyrmex vermiculatus var. variabilis Santschi, 1916b: 511 (w.m.) ARGENTINA (Rio Negro). Neotropic.

Primary type information: Primary type material: lectotype worker (by designation of Johnson, 2021: 57). Primary type locality: lectotype Argentina: Río Negro, Corral Chico, 6.iii.1915 (Dr. Lehmann). Primary type depository: MZSP. Primary type specimen: CASENT0217252. (Source: Johnson, 2021: 57.) Secondary type information: Secondary type material: 1 paralectotype worker. Secondary type locality: same as for lectotype. Secondary type depository: MHNG. (Source: Johnson, 2021: 57.) Type notes: 1) Other original syntypes are also present in MLPA, NHMB. 2) Johnson, 2021 does not mention the syntype males from the original description.