Monomorium minimum subsp. compressum Wheeler, 1914c: 43 (w.q.) MEXICO (Hidalgo). Neotropic.

Primary type information: Primary type material: lectotype queen (by designation of DuBois, 1986: 95). Primary type locality: Mexico: Hidalgo, San Miguel, 1913 (W.M. Mann). Primary type depository: USNM. Type notes: 1) DuBois, 1986: 95, cites 12 workers, 3 queens in USNM (which are assumed to have paralectotype status). 2) Original description merely says “several” workers and 4 queens.