Collingwood, C. A.; Agosti, D. 1987. Symposium: taxonomy and zoogeography of Formica rufa species. General discussion. Pp. 71-72 in: Eder, J.; Rembold, H. (eds.) 1987. Chemistry and biology of social insects. München: Verlag J. Peperny, xxxv + 757 pp.

Collingwood, C. A.; Barrett, K. E. J. 1964. The identification and distribution of British ants. 2. The vice-county distribution of indigenous ants in the British Isles. Transactions of the Society for British Entomology 16:114-121.

Collingwood, C. A.; Barrett, K. E. J. 1966. Additions to the vice-county distribution of British ants, 1966. Entomologist 99:254-256.

Collingwood, C. A.; Hughes, J. 1987. Ant species in Yorkshire, England. Naturalist (Leeds) 112:95-101. PDF

Collingwood, C. A.; Satchell, J. E. 1956. The ants of the South Lake District. Journal of the Society for British Entomology 5:159-164. PDF

Collingwood, C. A.; Van Harten, A. 1993. The ants (Hymenoptera: Formicidae) of the Cape Verde Islands. Courier Forschungsinstitut Senckenberg 159:411-414.

Collingwood, C. A.; Van Harten, A. 1994. A general guide to the ants of Yemen. Sana'a: Yemeni-German Plant Protection Project, 39 pp.

Comín, P.; De Haro, A. 1980. Datos iniciales para un estudio ecológico de las hormigas de Menorca (Hym. Formicidae). Bolleti de la Societat d'Historia Natural de les Balears 24:23-48. PDF

Comín, P.; Espadaler, X. 1984. Ants of the Pityusic Islands (Hym. Formicidae). Pp. 287-301 in: Kuhbier, H.; Alcover, J. A.; Guerau d'Arellano Tur, C. (eds.) 1984. Biogeography and ecology of the Pityusic Islands (Monographiae Biologicae, Vol. 52). The Hague: W. Junk, xvi + 704 pp.

Comín, P.; Furió, V. 1986. Distribución biogeográfica de las hormigas (Hymenoptera, Formicidae) en las islas del mediterráneo occidental. Bolleti de la Societat d'Historia Natural de les Balears 30:67-79. PDF

Comstock, J. H. 1881. Dates of publication of entomological reports. Report of the Entomologist. United States Department of Agriculture 1880:275.

Conklin, A. 1972. A study of ant populations at the plains-foothill border, Colorado. The Southwestern Naturalist 17:43-54.

Consani, M. 1947. Reperti corologici sulle formiche italiane. Redia 32:179-182. PDF

Consani, M. 1949. Formiche raccolte nell'Appennino Abruzzese dal Sig. Pio Bisleti. Bollettino dell'Associazione Romana di Entomologia 4:11-12. PDF

Collingwood, C. A. 1953. Ants in Galloway. Entomologist's Record and Journal of Variation 65:297-298.

Collingwood, C. A. 1954. Rare ants (Hym., Formicidae) in Dorset. Entomologist's Monthly Magazine 90:43-44.

Collingwood, C. A. 1959. Scandinavian ants. Entomologist's Record and Journal of Variation 71:77-83. PDF

Collingwood, C. A. 1965. The distribution of ants (Hymenoptera) of the Formica fusca species group in Europe. P. 446 in: Freeman, P. (ed.) 1965. XIIth International Congress of Entomology, London, 8-16 July, 1964. Proceedings. London: XIIth International Congress of Entomology, 842 pp.

Collingwood, C. A. 1966. Notes on British ants, 1964-1965. Entomologist's Record and Journal of Variation 78:23-25.

Collingwood, C. A. 1969. The identity of Crematogaster "depressa". Annual Report. Cocoa Research Institute, Ghana 1967-1968:70-71.

Collingwood, C. A. 1974. A revised list of Norwegian ants (Hymenoptera: Formicidae). Norsk Entomologisk Tidsskrift 21:31-35.

Collingwood, C. A. 1987. Taxonomy and zoogeography of the Formica rufa L. species group. Pp. 65-67 in: Eder, J.; Rembold, H. (eds.) 1987. Chemistry and biology of social insects. München: Verlag J. Peperny, xxxv + 757 pp.

Collingwood, C. A. 1951a. Ants in Scotland. Entomologist's Record and Journal of Variation 63:306-307.

Collingwood, C. A. 1951b. The distribution of ants in north-west Scotland. Scottish Naturalist 63:45-49. PDF

Collingwood, C. A. 1955a. Ants in S.W. Scotland. Entomologist's Record and Journal of Variation 67:11-12. PDF

Collingwood, C. A. 1955b. Ants in the South Midlands. Entomologist's Gazette 6:143-149.

Collingwood, C. A. 1956a. Ant hunting in France. Entomologist 89:106-108.

Collingwood, C. A. 1956c. Aberrations in British ants of the genus Formica. Journal of the Society for British Entomology 5:193-196. PDF

Collingwood, C. A. 1956d. Distribution of ants allied to Formica fusca L. and F. rufa L. in Britain. Entomologist 89:291-294.

Collingwood, C. A. 1957a. A collection of ants (Hym. Formicidae) in the Leicester City Museum. [part]. Entomologist's Record and Journal of Variation 69:167-170.