Primary type information: Primary type material: holotype worker. Primary type locality: Yemen: Djebel an-Nabi Shuaib, 11.ix.1992 (A. van Harten). Primary type depository: not stated (perhaps NHCY, NHMB, WMLC). Secondary type information: Secondary type material: 14 paratype workers. Secondary type locality: 4 paratype workers with same data as holotype, 10 paratype workers with same data as holotype but 7.iii.1993 (C.A. Collingwood). Secondary type depository: not stated (perhaps NHCY, NHMB, WMLC).