Brachymyrmex heeri var. obscurior Forel, 1893j: 345 (w.q.m.) ST VINCENT AND THE GRENADINES (St Vincent). Neotropic.

Primary type information: Primary type material: lectotype worker (by designation of Ortiz-Sepúlveda et al., 2019: 518). Primary type locality: lectotype St Vincent & the Grenadines: St Vincent I. (H.H. Smith). Primary type depository: MHNG. Secondary type information: Secondary type material: 16 paralectotype workers, 3 paralectotype queens, 3 paralectotype males. Secondary type locality: same as for lectotype. Secondary type depository: MHNG. Type notes: 1) Ortiz-Sepúlveda et al., 2019: 518, give no type locality details. 2) The original description cites the following localities for Brachymyrmex obscurior on St Vincent I.: Wallibou, 6.x., no. 57a (H.H. Smith), Cumberland, 8.x., no. 57b (H.H. Smith), Islet in Châteaubelais Bay, 31.x., no. 57c (H.H. Smith), Soufrière Volcano, 2500 ft, ix., no. 57e (H.H. Smith), Wallilobo Valley, 500 ft, 8.xi., no. 57f (H.H. Smith), Bowwood Valley, nr Kingstown, 800 ft, 15.x., no. 57g (H.H. Smith), Windward Side, sandy valley of Dry River, nr sea, 2.i., nos 57i, 57j (H.H. Smith), between Georgetown and Dry River, 3.i., no.57k (H.H. Smith), nr Grand Sable Estate, 3.i., no. 57l (H.H. Smith).