Extant: 1 valid subspecies
Brachymyrmex minutus r. australis Forel, 1901g PDF: 302 (w.) BRAZIL. Neotropic. AntCat AntWiki HOLTaxonomic history
Raised to species: Santschi, 1922e PDF: 260.See also: Santschi, 1923b PDF: 662.Senior synonym of Brachymyrmex australis curtus and Brachymyrmex longicornis: Ortiz-Sepúlveda et al., 2019 10.1007/s13127-019-00406-2 PDF: 22.