Pocock, 1895 : « On the Arachnida and Myriapoda obtained by Dr. Anderson's collector during Mr. T. Bent’s expedition to the Hadramaut, South Arabia; with a supplement upon the scorpions obtained by Dr. Anderson in Egypt and the Eastern Soudan. » Journal of the Linnaean Society, vol. 25, p. 292–316 (texte intégral).