• [Also described as new by Forel, 1903h: 560.]
• Subspecies of Cataulacus pygmaeus: Santschi, 1916b: 508; Wheeler, 1922: 298, 916; Emery, 1924f: 297.
• Status as species: Arnold, 1917: 397; Santschi, 1930b: 56; Santschi, 1939b: 246; Bolton, 1974a: 31 (redescription); Bolton, 1982: 356 (in key); Bolton, 1995b: 137; Hita Garcia et al., 2013: 209.
• Senior synonym of Cataulacus meduseus: Bolton, 1974a: 31; Bolton, 1995b: 137.
• Material of the unavailable name Cataulacus pygmaeus lujae plebeja referred here by Bolton, 1974a: 31; Bolton, 1995b: 137.

Junior synonyms

• Cataulacus meduseus Santschi, 1939

Citations

• Arnold, G. 1917. A monograph of the Formicidae of South Africa. Part III. Myrmicinae. Annals of the South African Museum 14:271-402. PDF
• Bolton, B. 1974a. A revision of the Palaeotropical arboreal ant genus Cataulacus F. Smith (Hymenoptera: Formicidae). Bulletin of the British Museum (Natural History). Entomology 30:1-105. PDF
• Bolton, B. 1982. Afrotropical species of the myrmicine ant genera Cardiocondyla, Leptothorax, Melissotarsus, Messor and Cataulacus (Formicidae). Bulletin of the British Museum (Natural History). Entomology 45:307-370. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Emery, C. 1924f ("1922"). Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C:207-397. PDF
• Forel, A. 1901g. Einige neue Ameisen aus Südbrasilien, Java, Natal und Mossamedes. Mitteilungen der Schweizerischen Entomologischen Gesellschaft 10:297-311. PDF
• Forel, A. 1903h. Einige neue Ameisen aus Süd-Angola. Pp. 559-564 in: Baum, H. 1903. Kunene-Sambesi-Expedition, 1903. Berlin: Verlag des Kolonial-Wirtschaftlichen Komitees, 593 pp.
• Hita Garcia, F.; Wiesel, E.; Fischer, G. 2013. The ants of Kenya (Hymenoptera: Formicidae)—faunal overview, first species checklist, bibliography, accounts for all genera, and discussion on taxonomy and zoogeography. Journal of East African Natural History 101 (2):127-222. PDF
• Santschi, F. 1916b ("1915"). Descriptions de fourmis nouvelles d'Afrique et d'Amérique. Annales de la Société Entomologique de France 84:497-513. PDF
• Santschi, F. 1930b. Résultats de la Mission scientifique suisse en Angola, 1928-1929. Formicides de l'Angola. Revue Suisse de Zoologie 37:53-81. PDF
• Santschi, F. 1939b. Fourmis de Rhodesia et du Congo. Bulletin et Annales de la Société Entomologique de Belgique 79:237-246. PDF
• Wheeler, W. M. 1922. Ants of the American Museum Congo expedition. New York: Bulletin of the American Museum of Natural History, 1139.