Primary type information:
Primary type material: holotype worker. Primary type locality: Saudi Arabia: Suq al-Ahad, 26.iii.1983 (C.A. Collingwood). Primary type depository: WMLC.
Secondary type information:
Secondary type material: paratype workers (number not stated). Secondary type localities: Yemen: Bajil-Zabid, 15.iii.1993 (A. van Harten & C.A. Collingwood), Yemen: Bajil-Khamis Bani Sad, 16.iii.1993 (A. van Harten & C.A. Collingwood). Secondary type depository: WMLC.