Primary type information:
Primary type material: syntype workers, syntype queens (numbers not stated). Primary type localities: Saudi Arabia: Al Kharj, 16.iv.1978 (W. Büttiker), Al Kharj, 23.iii.1983 (C.A. Collingwood), Al Kola, 10.iv.1983 (C.A. Collingwood). Primary type depository: no depository stated.