Bekkevold, D.; Ortius, D.; Bot, A. N. M.; Boomsma, J. J. 1998. Colony founding and reproduction in the Panamian inquiline Acromyrmex insinuator. [Abstract.]. P. 56 in: Schwarz, M. P.; Hogendoorn, K. (eds.) 1998. Social insects at the turn of the millennium. Proceedings of the XIII International Congress of IUSSI. Adelaide, Australia. 29 December 1998 - 3 January 1999. Adelaide: XIII Congress of IUSSI, 535 pp.
Basulati, K. K.; Kyzhayeva, K. Y. 1966. Study of the fauna and ecology of ants (Hymenoptera, Formicidae) of the Ukrainian Carpathians. [In Ukrainian.]. Pp. 92-99 in: Pidoplichko, I. H. (ed.) 1966. Insects of the Ukrainian Carpathians and Transcarpathians. [In Ukrainian.]. Kiev: Akademiya Nauk Ukrains'koi RSR, 176 pp.

Notes: Date signed for printing ("pidpisano do druku").

Barrett, K. E. J. 1977. Provisional distribution maps of ants in the British Isles. Pp. 203-216 in: Brian, M. V. 1977. Ants. London: Collins, 223 pp.
Baroni Urbani, C.; Saunders, J. B. 1982 ("1980"). The fauna of the Dominican Republic amber: the present status of knowledge. Pp. 213-223 in: Collado, N. J. (ed.) 1982. Transactions of the 9th Caribbean Geological Conference, Santo Domingo, Dominican Republic, 1980. Volume 1. Santo Domingo: Ninth Caribbean Geological Conference, xx + 389 pp.
Baroni Urbani, C.; Pisarski, B. 1977. Appendix 1. Table 2. Density of ant colonies and individuals in various regions and biotopes. Pp. 336-339 in: Brian, M. V. (ed.) 1978. Production ecology of ants and termites. Cambridge: Cambridge University Press, xvii + 409 pp.
Baroni Urbani, C.; De Andrade, M. L. 1999. [Untitled. Cephalotes bloosi Baroni Urbani & De Andrade new species.]. Pp. 549-551 in: De Andrade, M. L.; Baroni Urbani, C. 1999. Diversity and adaptation in the ant genus Cephalotes, past and present. Stuttgarter Beiträge zur Naturkunde. Serie B (Geologie und Paläontologie) 271:1-889. PDF
Baroni Urbani, C.; De Andrade, M. L. 2003. [Untitled. Bradoponera wunderlichi Baroni Urbani & De Andrade sp. n.]. Pp. 931-934 in: De Andrade, M. L.; Baroni Urbani, C. 2003. The Baltic amber ant genus Bradoponera (Hymenoptera: Formicidae), with description of two new species and a reassessment of the Proceratiini genera. Revue Suisse de Zoologie 110:913-938. PDF
Baroni Urbani, C. 1974c. Polymorphismus in der Ameisengattung Camponotus aus morphologischer Sicht. Pp. 543-564 in: Schmidt, G. H. (ed.) 1974. Sozialpolymorphismus bei Insekten. Probleme der Kastenbildung im Tierreich. Stuttgart: Wissenschaftliche Verlagsgesellschaft mbH, xxiv + 974 pp.
Baroni Urbani, C. 1978d. Appendix 1. Table 1. Adult populations in ant colonies. Pp. 334-335 in: Brian, M. V. (ed.) 1978. Production ecology of ants and termites. Cambridge: Cambridge University Press, xvii + 409 pp.
Baroni Urbani, C. 1987. Comparative feeding strategies in two harvesting ants. Pp. 509-510 in: Eder, J.; Rembold, H. (eds.) 1987. Chemistry and biology of social insects. München: Verlag J. Peperny, xxxv + 757 pp.
Baroni Urbani, C. 1990. Comparing different hypotheses about the origins and patterns of ant diversity. Pp. 309-310 in: Veeresh, G. K.; Mallik, B.; Viraktamath, C. A. (eds.) 1990. Social insects and the environment. Proceedings of the 11th International Congress of IUSSI, 1990. New Delhi: Oxford & IBH Publishing Co., xxxi + 765 pp.
Baroni Urbani, C. 1994b. [Untitled. Strumigenys schleeorum Baroni Urbani n. sp.]. Pp. 35-38 in: Baroni Urbani, C.; De Andrade, M. L. 1994. First description of fossil Dacetini ants with a critical analysis of the current classification of the tribe (Amber Collection Stuttgart: Hymenoptera, Formicidae. VI: Dacetini). Stuttgarter Beiträge zur Naturkunde. Serie B (Geologie und Paläontologie) 198:1-65. PDF
Baroni Urbani, C. 1994c. [Untitled. Acanthognathus poinari Baroni Urbani n. sp.]. Pp. 41-44 in: Baroni Urbani, C.; De Andrade, M. L. 1994. First description of fossil Dacetini ants with a critical analysis of the current classification of the tribe (Amber Collection Stuttgart: Hymenoptera, Formicidae. VI: Dacetini). Stuttgarter Beiträge zur Naturkunde. Serie B (Geologie und Paläontologie) 198:1-65. PDF
Baroni Urbani, C. 1999a. [Untitled. Cephalotes poinari Baroni Urbani new species.]. Pp. 296-298 in: De Andrade, M. L.; Baroni Urbani, C. 1999. Diversity and adaptation in the ant genus Cephalotes, past and present. Stuttgarter Beiträge zur Naturkunde. Serie B (Geologie und Paläontologie) 271:1-889. PDF
Baroni Urbani, C. 1999b. [Untitled. Cephalotes dieteri Baroni Urbani new species.]. Pp. 547-548 in: De Andrade, M. L.; Baroni Urbani, C. 1999. Diversity and adaptation in the ant genus Cephalotes, past and present. Stuttgarter Beiträge zur Naturkunde. Serie B (Geologie und Paläontologie) 271:1-889. PDF
Baroni Urbani, C. 2003b. [Untitled. Bradoponera electrina Baroni Urbani sp. n.]. Pp. 934-935 in: De Andrade, M. L.; Baroni Urbani, C. 2003. The Baltic amber ant genus Bradoponera (Hymenoptera: Formicidae), with description of two new species and a reassessment of the Proceratiini genera. Revue Suisse de Zoologie 110:913-938. PDF
Baroni Urbani, C. 2007. [Untitled. Strumigenys exiguaevitae Baroni Urbani. New name for Pyramica hoplites Bolton.]. P. 119 in: Baroni Urbani, C.; De Andrade, M. L. 2007. The ant tribe Dacetini: limits and constituent genera, with descriptions of new species (Hymenoptera, Formicidae). Annali del Museo Civico di Storia Naturale "Giacomo Doria" 99:1-191. PDF
Baroni Urbani, C. 2007. [Untitled. Strumigenys maxillaris Baroni Urbani. New name for Epitritus mandibularis Szabó.]. P. 123 in: Baroni Urbani, C.; De Andrade, M. L. 2007. The ant tribe Dacetini: limits and constituent genera, with descriptions of new species (Hymenoptera, Formicidae). Annali del Museo Civico di Storia Naturale "Giacomo Doria" 99:1-191. PDF
Baroni Urbani, C. 2007. [Untitled. Strumigenys wheeleriana Baroni Urbani. New name for Glamyromyrmex wheeleri Smith.]. P. 130 in: Baroni Urbani, C.; De Andrade, M. L. 2007. The ant tribe Dacetini: limits and constituent genera, with descriptions of new species (Hymenoptera, Formicidae). Annali del Museo Civico di Storia Naturale "Giacomo Doria" 99:1-191. PDF
Baroni Urbani, C. 2007. [Untitled. Strumigenys wilsoniana Baroni Urbani. New name for Pyramica wilsoni Wang.]. P. 130 in: Baroni Urbani, C.; De Andrade, M. L. 2007. The ant tribe Dacetini: limits and constituent genera, with descriptions of new species (Hymenoptera, Formicidae). Annali del Museo Civico di Storia Naturale "Giacomo Doria" 99:1-191. PDF
Barden, P.; Grimaldi, D. A. 2017. [New genus Linguamyrmex attributed to Barden and Grimaldi ]. Pp. 839-841 in: Barden, P.; Herhold H. W.; Grimaldi, D. A. 2017a. A new genus of hell ants from the Cretaceous (Hymenoptera: Formicidae: Haidomyrmecini) with a novel head structure. Systematic Entomology 42:837-846. PDF
Azuma, M. 1977b. Formicidae. [In Japanese.]. Pp. 319-324 in: Ito, S.; Okutani, T.; Hiura, I. (eds.) 1977. Colored illustrations of the insects of Japan. Vol.2. Osaka: Hoikusha Co. Ltd, 385 .
Astruc, C.; Julien, J. F.; Errard, C.; Lenoir, A. 1998. Phylogenetics of Formicidae, deduced from molecular and morphological data. [Abstract.]. P. 38 in: Schwarz, M. P.; Hogendoorn, K. (eds.) 1998. Social insects at the turn of the millennium. Proceedings of the XIII International Congress of IUSSI. Adelaide, Australia. 29 December 1998 - 3 January 1999. Adelaide: XIII Congress of IUSSI, 535 pp.
Assing, V. 1984. Investigations on the ant fauna (Hym., Formicidae) of Calluna heathlands in northwestern Germany. [Abstract.]. P. 498 in: XVII International Congress of Entomology 1984. Abstract Volume. Hamburg, Federal Republic of Germany, August 20-26, 1984. Hamburg: XVII International Congress of Entomology, 960 pp.
Ashmead, W. H. 1905d. Doctor Ashmead's new classification of the Poneridae. Pp. 38-41 in: Cook, O. F. 1905. The social organization and breeding habits of the cotton-protecting kelep of Guatemala. United States Department of Agriculture. Bureau of Entomology. Technical Series 10:1-55.
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
Arnol'di, K. V.; Dlussky, G. M. 1978. Superfam. Formicoidea. 1. Fam. Formicidae - ants. [In Russian.]. Pp. 519-556 in: Medvedev, G. S. (ed.) 1978. Keys to the insects of the European part of the USSR. Vol. 3. Hymenoptera. Part 1. [In Russian.]. Opredeliteli Faune SSSR 119:3-584.

Notes: Date signed for printing ("podpisano k pechati").

Arnol'di, K. V. 1933a. Formicidae - ants. [In Russian.]. Pp. 594-605 in: Filip'ev, I. N.; Ogloblin, D. A. (eds.) 1933. Keys to insects. [In Russian.]. Moskva: Ogiz, viii + 820 pp.
Arnol'di, K. V. 1948b. Fam. Formicidae - ants. [In Russian.]. Pp. 769-780 in: Tarbinskii, S. P.; Plavil'shchikov, N. N. (eds.) 1948. Keys to the insects of the European part of the USSR. [In Russian.]. Moskva: Sel'khozgiz, 1128 pp.

Notes: Title page is dated "1948". Work was signed for printing "23/III 1946" (p. 1128). Assuming this is not a misprint this signifies an unusual delay in publication.

Arnol'di, K. V. 1972. Die zonalen ökologischen und zoogeographischen Besonderheiten der Myrmekofauna der Russischen Ebene. [Abstract.]. P. 335 in: Rafes, P. M. (ed.) 1972. XIII International Congress of Entomology, Moscow, 2-9 August, 1968. Proceedings, Volume III. Leningrad: Nauka, 494 pp.