Formica pachucana Francoeur, 1973: 128, figs. 216-219 (w.q.) MEXICO (Hidalgo). Neotropic.

Primary type information: Primary type material: holotype worker. Type locality: Mexico: Hidalgo, Pachuca (W.M. Mann), Hidalgo, Pachuca (University of Kansas team). Primary type depository: MCZC. Secondary type information: Secondary type material: paratype workers (number not stated, “two samples”). Type locality: Mexico: Hidalgo, Pachuca (W.M. Mann), Hidalgo, Pachuca (University of Kansas team). Secondary type depositories: AFPC, MCZC. Type notes: Francoeur does not specify the series of origin of the holotype.