Prins, A. J. 1964b. 'n opname van die Formicidae in Suidelike Afrika. South Africa Department of Agricultural Technical Services. Technical Communications 12:111-116.
Prins, A. J. 1965a. Notes on African Formicidae (Hymenoptera) - 1. Journal of the Entomological Society of Southern Africa 27:153-159.
Prins, A. J. 1965b. Notes on African Formicidae (Hymenoptera) - 2. Journal of the Entomological Society of Southern Africa 28:77-79.
Prins, A. J. 1965c. African Formicidae (Hymenoptera). Description of a new species. South African Journal of Agricultural Science 8:1021-1024. PDF
Prins, A. J. 1978. Hymenoptera. Pp. 823-875 in: Werger, M. J. A. (ed.) 1978. Biogeography and ecology of southern Africa. The Hague: Junk, xv + 1439 pp.
Prins, A. J. 1983. A new ant genus from southern Africa (Hymenoptera, Formicidae). Annals of the South African Museum 94:1-11. PDF
Prins, A. J. 1985. Formicoidea. Pp. 443-451 in: Scholtz, C. H.; Holm, E. (eds.) 1985. Insects of southern Africa. Durban: Butterworths, 502 pp.
Prins, A. J.; Roux, A. 1989. [Untitled. Three new species of Ocymyrmex, attributed to Prins and Roux.]. Pp. 1282, 1291-1292 in: Bolton, B.; Marsh, A. C. 1989. The Afrotropical thermophilic ant genus Ocymyrmex (Hymenoptera: Formicidae). Journal of Natural History 23:1267-1308. PDF

Notes: The Prins and Roux manuscript, cited in this paper as in press in Annals of the South African Museum, was never published.

Probst, R. S.; Longino, J. T.; Branstetter, M. G. 2024. Evolutionary déjà vu? A case of convergent evolution in an ant-plant association. Proceedings of the Royal Society B: Biological Sciences 291 (2026):20241214, 10 pp. 10.1098/rspb.2024.1214 PDF

Notes: Myrmelachista symbiosis, convergence

Procter, W. 1938. Biological survey of the Mount Desert Region. Part VI. The insect fauna. Philadelphia: Wistar Institute of Anatomy and Biology, 496 pp.

Notes: Formicidae pp. 433-435.

Provancher, L. 1881b. Faune canadienne. (Continué de la page 333.). Naturaliste Canadien (Québec) 12:353-362. PDF
Provancher, L. 1887. Fam. X. - Les Formicides. [combined parts]. Pp. 224-249 in: Provancher, L. 1887. 1885-1889. Additions et corrections au Volume II de la Faune entomologique du Canada, traitant des Hyménoptères. Québec: C. Darveau, 477 pp.

Notes: References split by data used for protonyms: {ref 127919}: for Pp. 224-228 dated 27.viii.1887; {ref 143006} pp. 229-244 dated 28.ix.1887; and {ref 127920} for pp. 245-249 dated 29.x.1887.