<ref name="Donisthorpe_1947">{{cite journal |first1=H. |last1=Donisthorpe |year=1947 |title=Results of the Armstrong College Expedition to Siwa Oasis (Libyan Desert), 1935: A second list of the Formicidae (Hymenoptera) |url=https://antcat.org/documents/1000/5839.pdf |journal=Bulletin de la Société Fouad Ier d'Entomologie |publisher= |volume=31 |issue= |pages=109–111 |doi= }}</ref>