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.

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.

Provancher, L. 1895. Les dernières descriptions de l'Abbé Provancher. Naturaliste Canadien (Québec) 22:95-97. PDF
Publication Committee 1999. 4th International Hymenopterists Conference, 6-11th January 1999, Canberra, Australia. Program and abstracts. Glen Osmond, South Australia: 4th International Hymenopterists Conference, 96 pp.
Pusvaskyte, O. 1979. Myrmecofauna of the Lithuanian SSR. [In Russian.]. Acta Entomologica Lituanica 4:99-105.

Notes: Date signed for printing ("pasirasyta spausdinti").