Apterostigma serratum Lattke, 1997: 168, figs. 70, 95, 110, 133, 156 (w.q.m.) BRAZIL (Minas Gerais). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Brazil: Minas Gerais, Viçosa, 700 m., 12.ii.1993, no.77 (A. Mayhé-Nunes). Primary type depository: MZSP. Primary type specimen: MZSP0084439. Secondary type information: Secondary type material: 6 paratype workers, 2 paratype queens, 2 paratype males. Secondary type localities: 1 paratype queen, 1 paratype male with same data as holotype, 1 paratype worker, 1 paratype queen, 1 paratype male with same data as holotype but no. 78, 5 paratype workers Brazil: Santa Catarina (no collector’s name). Secondary type depositories: MZSP, NHMW. Secondary type specimen: MZSP0084439. Type notes: Ulysséa et al., 2025: Table S1, cite holotype worker, 1 paratype queen, 1 paratype male in MZSP (all MZSP0084439).