Ectatomma (Acanthoponera) mucronatum var. minor Forel, 1899b: 9 (w.) MEXICO (Tabasco). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Mexico: Tabasco, Teapa (H.H. Smith). Primary type depository: MHNG. Type notes: Ulysséa et al., 2025: Table S1, cite 2 paratype workers (MZSP0083669, MZSP0083670) in MZSP. These specimens were collected in Ecuador in 1955, and are therefore not type material.