Pogonomyrmex pichachen Johnson, 2021: 132, figs. 61C, 63-64 (w.aq.) CHILE. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Chile: Bíobío, Bíobío Province, Rt Q-45 at Paso Pichachén, 37º27.2’S 71º07.4’W, 6750’ (2045 m), 22.ii.2014, #5244 (R.A. Johnson). Primary type depository: MNNC. Primary type specimen: CASENT0922166. Secondary type information: Secondary type material: 99 paratype workers, 6 paratype alate queens. Secondary type locality: same as for holotype. Secondary type depositories: IFML, LACM, MACN, MNNC, MCZC, RAJC, UCDC, USNM.