Monomorium (Monomorium) occidentale Bernard, 1953b: 236, fig. 10A-E (w.q.) GUINEA. Afrotropic.

Primary type information: Primary type material: lectotype worker (by designation of Bolton, 1987: 404). Primary type locality: lectotype Guinea: Ziéla Savano-To, 850 m. (M. Lamotte). Primary type depository: MNHN. Secondary type information: Secondary type material: 5 paralectotype workers, 1 paralectotype queen. Secondary type locality: paralectotypes with same data as lectotype, coded F108, T125, T127, T128, T130. Secondary type depository: MNHN. Type notes: Original description cites 23 worker, 1 queen syntypes.