Monomorium boltoni Espadaler & Agosti, 1987: 295, fig. 1 (w.q.) CAPE VERDE IS (São Nicolau I.). Afrotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Cape Verde: São Nicolau I., Monte Gordo, 9-15.xii.1953 (Lindberg). Primary type depository: BMNH. Primary type specimen: CASENT0902218. Secondary type information: Secondary type material: 4 paratype workers, 4 paratype queens (2 lacking heads). Secondary type locality: same as for holotype. Secondary type depositories: BMNH, DAPC, XEPC.