Ayre, G. L. 1967. The relationships between food and digestive enzymes in five species of ants (Hymenoptera: Formicidae). Canadian Entomologist 99:408-411.

Azuma, M. 1938. A list of ants found in Osaka Prefecture, Japan. [In Japanese.]. Entomological World. Tokyo 6:238-243. PDF

Azuma, M. 1951. On the myrmecological-fauna of Osaka Prefecture, Japan with description of new species (Formicidae, Hymenoptera). [In Japanese and English.]. Hyogo Biology 1:86-90. PDF

Attygalle, A. B.; Morgan, E. D. 1984. Chemicals from the glands of ants. Chemical Society Reviews 13:245-278.

Attygalle, A. B.; Morgan, E. D. 1985. Ant trail pheromones. Advances in Insect Physiology 18:1-30.

Attygalle, A. B.; Siegel, B.; Vostrowsky, O.; Bestmann, H. J.; Maschwitz, U. 1989. Chemical composition and function of metapleural gland secretion of the ant Crematogaster deformis Smith (Hymenoptera: Myrmicinae). Journal of Chemical Ecology 15:317-328.

Attygalle, A. B.; Evershed, R. P.; Morgan, E. D.; Cammaerts, M. C. 1983. Dufour gland secretions of workers of the ants Myrmica sulcinodis and Myrmica lobicornis, and comparison with six other species in Myrmica. Insect Biochemistry 13:507-512.

Attewell, P. 1993. Ants: notes and observations for 1992. Transactions of the Hertfordshire Natural History Society 31:326.

Attewell, P. 1994. Report for ants, 1993. Transactions of the Hertfordshire Natural History Society 32:20.

Attewell, P. 1995. Report for ants, 1994. Transactions of the Hertfordshire Natural History Society 32:211-212.

Attygalle, A. B.; Billen, J. P. J.; Jackson, B. D.; Morgan, E. D. 1990. Morphology and chemical contents of Dufour glands of Pseudomyrmex ants (Hymenoptera: Formicidae). Zeitschrift für Naturforschung. C, Journal of Biosciences 45:691-697.

Attygalle, A. B.; Billen, J. P. J.; Morgan, E. D. 1985. The postpharyngeal gland of workers of Solenopsis geminata (Hymenoptera: Formicidae). Actes des Colloques Insectes Sociaux 2:75-86.

Atanassov, N. 1964. Studies on the systematics and ecology of ants (Formicidae, Hym.) from the Petrich region (south-west Bulgaria). [In Bulgarian.]. Izvestiya na Zoologicheskiya Institut s Muzej. Bulgarska Akademiya na Naukite 15:77-104.

Atanassov, N. 1965. Étude sur la biologie et la répartition de Monomorium pharaonis L. (Hym. Formicidae) en Bulgarie et dans la péninsule balkanique. Bulletin de la Société Entomologique de Mulhouse 1965:86-95.

Atanassov, N. 1974. Besonderheiten der Nahrungszusammensetzung von Formica rufa L. und Formica lugubris Zett. in Bulgarien. Waldhygiene 10:183-185.

Atanassov, N. 1982. Neue Ameisen aus den Gattungen Messor und Cataglyphis (Hymenoptera, Formicidae) für die Fauna Bulgariens. Waldhygiene 14:209-214. PDF

Atanassov, N.; Dlussky, G. M. 1992. Fauna of Bulgaria. Hymenoptera, Formicidae. [In Bulgarian.]. Fauna na Bûlgariya 22:1-310.

Notes: Date signed for printing ("podpisana za pechat").

Athias-Henriot, C. 1947 ("1946"). Notes sur les caractères de la faune des fourmis aux environs de Béni-Ounif de Figuig (Sud Oranais). Bulletin de la Société d'Histoire Naturelle de l'Afrique du Nord 37:60-63.

Assing, V. 1994c. Faunistische Notizen zur Ameisenfauna südniedersachsens (Hymenoptera: Formicidae). Göttinger Naturkundliche Schriften 3:33-40.

Assmann, A. 1870. Beiträge zur Insekten-Fauna der Vorwelt. I. Beitrag. Die fossilen Insekten des tertiären (miocenen) Thonlagers von Schossnitz bei Kanth. Zeitschrift für Entomologie (Breslau) (N.F.)1:33-58.

Atanassov, N. 1934. Contribution to a study of the ant fauna (Formicidae) of Bulgaria. [In Bulgarian.]. Izvestiya na Bulgarskoto Entomologichno Druzhestvo 8:159-173.

Atanassov, N. 1936. Second contribution to a study of the ant fauna (Formicidae) of Bulgaria. [In Bulgarian.]. Izvestiya na Bulgarskoto Entomologichno Druzhestvo 9:211-236.

Atanassov, N. 1952. Regularities in the distribution and biological observations on ants in the Vitosha Mountains. [In Bulgarian.]. Sofia: Bulgarska Akademiya na Naukite, 214 pp.

Assing, V. 1986. Distribution, densities and activity patterns of the ants (Hymenoptera: Formicidae) of Calluna heathlands in northwestern Germany. Entomologia Generalis 11:183-190.

Assing, V. 1987. Zur Kenntnis der Ameisenfauna (Hym. Formicidae) des Neusiedlerseegebiets. Burgenländische Heimatblätter 49:74-90. PDF

Assing, V. 1989. Nachtrag zur Ameisenfauna (Hym. Formicidae) des Neusiedlerseegebiets. Burgenländische Heimatblätter 51:188-189. PDF

Assing, V. 1989. Die Ameisenfauna (Hym.: Formicidae) nordwestdeutscher Calluna-Heiden. Drosera 89:49-62. PDF

Assing, V. 1994a. Gegenwärtiger Stand der Ameisentaxonomie in Mitteleuropa. Bembix 2:29-32.

Assing, V. 1994b. Myrmica hellenica Forel, 1913, in Kärnten (Hymenoptera: Formicidae). Carinthia II 104:298.

Ashmead, W. H. 1905b. New Hymenoptera from the Philippines. Proceedings of the United States National Museum 29:107-119. PDF

Notes: Two new ant species described pp. 110-112. Colobopsis albocincta, Aphomyrmex emeryi.