Monomorium knappi Collingwood & Agosti, 1996: 348, fig. 20 (w.) YEMEN. Afrotropic.

Primary type information: Type-material: holotype worker. Type-locality: Yemen: Wadi Hadramaut, 24.iii.1993 (M. Knapp). Type-depository: unknown (possibly in WMLC, possibly in NHMB). Secondary type information: Paratype-material: paratype workers (number not stated). Paratype-locality: same as for holotype. Paratype-depository: unknown (possibly in WMLC, possibly in NHMB).