Bulletin de la Société entomologique d'Égypte - Jamiyat al-Hasharat al-Misriyah. (Société entomologique d'Égypte, 1914)

Catalogue of hymenopterous insects in the collection of the British museum... - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees, 1854)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1896)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1900)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1900)

List of Egyptian insects in the collection of the Ministry of agriculture - Storey, G. (Government Press, 1916)