Brachymyrmex constrictus Santschi, 1923 junior synonym of current valid taxon Brachymyrmex coactus Mayr, 1887
Brachymyrmex constrictus Santschi, 1923b: 671, figs. 5, 38, 61 (w.) BOLIVIA. Neotropic.
Primary type information: Primary type material: holotype (?) worker. Primary type locality: Bolivia: Mapiri (Staudinger). Primary type depository: NHMB. Type notes: 1) No indication of number of specimens is given. 2) Ortiz-Sepúlveda et al., 2019: 481, cite only 1 syntype.
Citations

Extant: 0 valid subspecies (1 obsolete combination)