Williams, D. F. (ed.) 1994. Exotic ants. Biology, impact, and control of introduced species. Boulder: Westview Press, xvii + 332 pp.
Williams, F. X. 1945. The aculeate wasps of New Caledonia, with natural history notes. Proceedings of the Hawaiian Entomological Society 12:407-452. PDF

Notes: Account of Myrmecia apicalis, page 449.

Williams, F. X. 1946. Stigmatomma (Fulakora) zwaluwenbergi, a new species of ponerine ant from Hawaii. Proceedings of the Hawaiian Entomological Society 12:639-640. PDF
Williams, J. L.; Lucky, A. 2020. Non-native and invasive Nylanderia crazy ants (Hymenoptera: Formicidae) of the world: integrating genomics to enhance taxonomic preparedness. Annals of the Entomological Society of America 113:318-336. 10.1093/aesa/saz039 PDF

Notes: Advance Access Publication Date: 16 March 2020

Wilson, E. O. 1951b ("1950"). A new Leptothorax from Alabama (Hymenoptera: Formicidae). Psyche (Cambridge) 57:128-130. PDF
Wilson, E. O. 1952b. O complexo Solenopsis saevissima na America do Sul (Hymenoptera: Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 50:49-59. PDF
Wilson, E. O. 1952c. The Solenopsis saevissima complex in South America (Hymenoptera: Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 50:60-68. PDF
Wilson, E. O. 1953b. The origin and evolution of polymorphism in ants. Quarterly Review of Biology 28:136-156. PDF
Wilson, E. O. 1954a ("1953"). The ecology of some North American dacetine ants. Annals of the Entomological Society of America 46:479-495. PDF