Arnold, G. 1960b. New species of African Hymenoptera. No. 15. Occasional Papers of the National Museum of Southern Rhodesia. B. Natural Sciences 3:452-488. PDF

Arnol'di, K. V. 1926. Studien über die Variabilität der Ameisen. I. Die ökologische und die Familienvariabilität von Cardiocondyla stambulowi For. Zeitschrift für Morphologie und Ökologie der Tiere 7:254-278. PDF

Arnol'di, K. V. 1934. Studien über die Systematik der Ameisen. VIII. Vorläufige Ergebnisse einer biometrischen Untersuchung einiger Myrmica-Arten aus dem europäischen Teile der USSR. Folia Zoologica et Hydrobiologica 6:151-174. PDF

Arnol'di, K. V. 1937. Lebensformen der Ameisen. Doklady Akademii Nauk SSSR (n.s.)16:335-338.

Arnold, G. 1959. New species of African Hymenoptera. No. 14. Occasional Papers of the National Museum of Southern Rhodesia. B. Natural Sciences 3:316-339. PDF

Arnold, G. 1962. New species of African Hymenoptera. No. 16. Occasional Papers of the National Museum of Southern Rhodesia. B. Natural Sciences 3:844-855. PDF

Arnold, G. 1920a. A monograph of the Formicidae of South Africa. Part IV. Myrmicinae. Annals of the South African Museum 14:403-578. PDF

Santschi, F. 1920d. Formicides africains et américains nouveaux. Annales de la Société Entomologique de France 88:361-390. PDF

Arnold, G. 1920b. [Untitled. Monomorium (Xeromyrmex) Salomonis L., stirps ocellatum (Arnold).]. P. 377 in: Santschi, F. 1920d. Formicides africains et américains nouveaux. Annales de la Société Entomologique de France 88:361-390. PDF

Arnold, G. 1952a. New species of African Hymenoptera. No. 10. Occasional Papers of the National Museum of Southern Rhodesia 2:460-493. PDF

Arnold, G. 1952b. The genus Terataner Emery (Formicidae). Journal of the Entomological Society of Southern Africa 15:129-131. PDF

Arnold, G. 1951. The genus Hagensia Forel (Formicidae). Journal of the Entomological Society of Southern Africa 14:53-56. PDF

Arnold, G. 1953. Notes on a female Dorylus (Anomma) Nigricans Ill. taken with workers. Journal of the Entomological Society of Southern Africa 16:141-142.

Arnold, G. 1954. New Formicidae from Kenya and Uganda. Annales du Musée Royal du Congo Belge. Nouvelle Série in Quarto. Sciences Zoologiques 1:291-295. PDF

Arnold, G. 1955. New species of African Hymenoptera. No. 11. Occasional Papers of the National Museum of Southern Rhodesia 2:733-762. PDF

Arnold, G. 1956. New species of African Hymenoptera. No. 12. Occasional Papers of the National Museum of Southern Rhodesia. B. Natural Sciences 3:52-77. PDF

Arnold, G. 1958. New species of African Hymenoptera. No. 13. Occasional Papers of the National Museum of Southern Rhodesia. B. Natural Sciences 3:119-143. PDF

Arnold, G. 1926. A monograph of the Formicidae of South Africa. Appendix. Annals of the South African Museum 23:191-295. PDF

Arnold, G. 1944. New species of African Hymenoptera. No. 5. Occasional Papers of the National Museum of Southern Rhodesia 2:1-38. PDF

Arnold, G. 1946. New species of African Hymenoptera. No. 6. Occasional Papers of the National Museum of Southern Rhodesia 2:49-97. PDF

Arnold, G. 1947. New species of African Hymenoptera. No. 7. Occasional Papers of the National Museum of Southern Rhodesia 2:131-167. PDF

Arnold, G. 1948. New species of African Hymenoptera. No. 8. Occasional Papers of the National Museum of Southern Rhodesia 2:213-250. PDF

Arnold, G. 1949. New species of African Hymenoptera. No. 9. Occasional Papers of the National Museum of Southern Rhodesia 2:261-275. PDF

Arnold, G. 1914. Nest-changing migrations of two species of ants. Proceedings and Transactions of the Rhodesia Scientific Association 13:25-32. PDF

Arnold, G. 1915. A monograph of the Formicidae of South Africa. Part I. Ponerinae, Dorylinae. Annals of the South African Museum 14:1-159. PDF

Arnold, G. 1916. A monograph of the Formicidae of South Africa. Part II. Ponerinae, Dorylinae. Annals of the South African Museum 14:159-270. PDF

Arnold, G. 1917. A monograph of the Formicidae of South Africa. Part III. Myrmicinae. Annals of the South African Museum 14:271-402. PDF

Arnold, G. 1922. A monograph of the Formicidae of South Africa. Part V. Myrmicinae. Annals of the South African Museum 14:579-674. PDF

Arnold, G. 1924. A monograph of the Formicidae of South Africa. Part VI. Camponotinae. Annals of the South African Museum 14:675-766. PDF

Arnett, R. H., Jr.; Samuelson, G. A. 1986. The insect and spider collections of the world. Gainesville: E. J. Brill/Flora & Fauna Publications, 220 pp.