Monomorium willowmorense Bolton, 1987: 364, fig. 54 (w.) SOUTH AFRICA. Afrotropic.

Primary type information: Primary type material: lectotype worker (by designation of Heterick, 2006: 107). Primary type locality: lectotype South Africa: Cape Prov., Willowmore, 8.i.1914 (G. Arnold). Primary type depository: BMNH. Primary type specimen: CASENT0902199. Secondary type information: Secondary type material: 9 paralectotype workers. Secondary type locality: paralectotypes with same data as lectotype or dated 1.i.1914. Secondary type depositories: BMNH, MCZC, MHNG. Secondary type specimens: CASENT0101739, CASENT0101654, CASENT0101606, CASENT0101681, CASENT0101603. Type notes: 1) Bolton, 1987: 365, noted a total of 20 original syntype workers, dated i.1914 and 1.i.1914, either no. 165 or no. 166 (red ink under card mount), or no. 208 or no. 219 (in pencil on upper surface of card mount) (G. Arnold). 2) Written numbers on mount may be absent from MCZC and MHNG specimens. 3) Heterick, 2006: 107, says that the lectotype is in MHNG.