Octostruma impressa Palacio, 1997: 411, figs. 1D-H (w.) COLOMBIA. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Colombia: Antioquia, Municipio de Frontino, Parque Nacional Natural Orchídeas, 500 m. NE Estación Venados, 950 m., 6.iv.1996 (E. Palacio). Primary type depository: ICNB. Primary type specimen: ICN-MHN-Hy-5022. Secondary type information: Secondary type material: 4 paratype workers. Secondary type localities: 1 paratype worker with same data, 1 paratype worker Colombia: Magdalena, Bahia Concha, 0-100 m., 1987 (L. Schneider), 1 paratype worker Colombia: Risaralda, Municipio de Pueblo Rico, 1.iii.1992 (F. Fernández), 1 paratype worker with same data but Yarumal, 17.iii.1991. Secondary type depositories: ICNB, MCZC.