Brachymyrmex (Bryscha) micromegas Emery, 1923: 675, figs. 30, 32 (s.w.) BRAZIL (São Paulo). Neotropic.

Primary type information: Primary type material: lectotype minor worker (by designation of Ortiz & Fernández, 2014: 16). Primary type locality: lectotype Brazil: São Paulo, Ypiranga (H. von Ihering). Primary type depository: MSNG. Secondary type information: Secondary type material: 4 paralectotype major workers, 1 paralectotype minor worker. Secondary type locality: same as for lectotype. Secondary type depositories: MHNG, MSNG, MZSP. Secondary type specimens: MZSP0068341, MZSP0068373, MZSP0068384, MZSP0068404, MZSP0068552 (USNMENT00757826), MZSP0068573, MZSP0068603 (USNMENT00757827), MZSP0068607, MZSP0068652 (USNMENT00757825), MZSP0068824, MZSP0068968 (USNMENT00757824), MZSP0068971, MZSP0069054, MZSP0069066, MZSP0069293. MZSPHYM0130153. Type notes: 1) Ortiz-Sepúlveda et al., 2019: 508, cite another 4 paralectotype minor workers in MHNG. 2) Ulysséa et al., 2025: Table S1, cite 13 paralectotype minor workers, 2 paralectotype major workers in MZSP.