Aenictus (Typhlatta) obsolete combination
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Aenictus leptotyphlatta valid Thailand. Indomalaya.
Jaitrong, W.; Eguchi, K. 2010. A new army ant of the genus Aenictus from Thailand (Hymenoptera: Formicidae). The Thailand Natural History Museum Journal 4 (1):13-17.   131539

Archeatta synonym of Atta
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta valid
Fabricius, J. C. 1804. Systema Piezatorum secundum ordines, genera, species, adjectis synonymis, locis, observationibus, descriptionibus. Brunswick: C. Reichard, xiv + 15-439 + 30 pp.   124870

Atta (Acromyrmex) obsolete combination
Mayr, G. 1865. Formicidae. In: Novara Expedition 1865. Reise der Österreichischen Fregatte "Novara" um die Erde in den Jahren 1857, 1858, 1859. Zoologischer Theil. Bd. II. Abt. 1. Wien: K. Gerold's Sohn, 119 pp.   127193

Atta (Archeatta) obsolete combination
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta (Cyphomyrmex) obsolete combination
Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776.   127190

Atta (Epiatta) obsolete combination
Borgmeier, T. 1950d. Estudos sôbre Atta (Hym. Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 48:239-263.   122928

Atta (Moellerius) obsolete combination
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta (Mycocepurus) obsolete combination
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta (Neoatta) obsolete combination
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta (Oecodoma) obsolete combination
Latreille, P. A. 1818a. Oecodome. P. 50 in: Société de Naturalistes et d'Agriculteurs 1818. Nouveau dictionnaire d'histoire naturelle. Nouvelle édition. Tome XXIII. Paris: Déterville, 612 pp.   126808

Atta (Palaeatta) obsolete combination
Borgmeier, T. 1950d. Estudos sôbre Atta (Hym. Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 48:239-263.   122928

Atta (Trachymyrmex) obsolete combination
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta abdominalis synonym of Atta sexdens South America. Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta antarctica obsolete combination New Zealand. Australasia.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta antipodum obsolete combination Australia (Western Australia). Australasia.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta arizonensis obsolete combination U.S.A. (Arizona). Nearctic.
Wheeler, W. M. 1907d. The fungus-growing ants of North America. Bulletin of the American Museum of Natural History 23:669-807.   130021

Atta aspersa obsolete combination Brazil. Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta aspersa dimidiata obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1911e. Ameisen des Herrn Prof. v. Ihering aus Brasilien (Sao Paulo usw.) nebst einigen anderen aus Südamerika und Afrika (Hym.). Deutsche Entomologische Zeitschrift 1911:285-312.   125214

Atta aspersa santschii obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta balzani obsolete combination Paraguay. Neotropic.
Emery, C. 1890b. Voyage de M. E. Simon au Venezuela (Décembre 1887 - Avril 1888). Formicides. Annales de la Société Entomologique de France (6)10:55-76.   124550

Atta bellicosa obsolete combination Myanmar. Indomalaya.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta bidens nomen nudum
Borgmeier, T. 1925. Novos subsidios para o conhecimento da familia Phoridae. Archivos do Museu Nacional (Rio de Janeiro) 25:85-269.   142541

Atta bisphaerica valid Brazil (São Paulo). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta bisphaerica opaciceps obsolete combination Brazil (Pernambuco). Neotropic.
Borgmeier, T. 1939. Nova contribuição para o conhecimento das formigas neotropicas (Hym. Formicidae). Revista de Entomologia (Rio de Janeiro) 10:403-428.   122900

Atta bispinosa obsolete combination Chile. Neotropic.
Spinola, M. 1851a. Insectos. Orden 7. Himenopteros. Pp. 153-569 in: Gay, C. 1851. Historia fisica y politica de Chile. Zoologia. Tomo 6. Paris: Maulde & Renon, 572 pp.   128974

Atta boliviensis obsolete combination Bolivia. Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta brazoensis obsolete combination U.S.A. (Texas). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta brunnea obsolete combination U.S.A. (Georgia). Nearctic.
Patton, W. H. 1894. Habits of the leaping-ant of southern Georgia. American Naturalist 28:618-619.   127732

Atta bugnioni obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta capensis obsolete combination South Africa. Afrotropic.
Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776.   127190

Atta capiguara valid Brazil (São Paulo). Neotropic.
Gonçalves, C. R. 1944. Descrição de uma nova saúva brasileira (Hym., Form.). Revista Brasileira de Biologia 4:233-238.   125533

Atta cephalotes valid Suriname. Neotropic.
Linnaeus, C. 1758. Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata. Holmiae [= Stockholm]: L. Salvii, 824 pp.   126902

Atta cephalotes erecta synonym of Atta colombica Costa Rica. Neotropic.
Santschi, F. 1929f. Mélange myrmécologique. Wiener Entomologische Zeitung 46:84-93.   128385

Atta cephalotes integrior synonym of Atta cephalotes Brazil (Pará). Neotropic.
Forel, A. 1904d. Miscellanea myrmécologiques. Revue Suisse de Zoologie 12:1-52.   125147

Atta cephalotes isthmicola synonym of Atta cephalotes Panama (Barro Colorado). Neotropic.
Weber, N. A. 1941b. The biology of the fungus-growing ants. Part VII. The Barro Colorado Island, Canal Zone, species. Revista de Entomologia (Rio de Janeiro) 12:93-130.   129721

Atta cephalotes lutea valid Barbados. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta cephalotes oaxaquensis synonym of Atta cephalotes Mexico (Veracruz). Neotropic.
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta cephalotes opaca synonym of Atta cephalotes Colombia. Neotropic.
Forel, A. 1904d. Miscellanea myrmécologiques. Revue Suisse de Zoologie 12:1-52.   125147

Atta cephalotes polita obsolete combination Bolivia. Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta cingulata obsolete combination Borneo (East Malaysia: Sarawak). Indomalaya.
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Atta clypeata obsolete combination Mexico. Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta colombica valid Colombia. Neotropic.
Guérin-Méneville, F. E. 1844a. Iconographie du règne animal de G. Cuvier, ou représentation d'après nature de l'une des espèces les plus remarquables, et souvent non encore figurées, de chaque genre d'animaux. Insectes. Paris: J. B. Baillière, 576 pp.   125711

Atta colombica tonsipes synonym of Atta colombica Panama. Neotropic.
Santschi, F. 1929f. Mélange myrmécologique. Wiener Entomologische Zeitung 46:84-93.   128385

Atta coloradensis obsolete combination U.S.A. (Texas). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta coptophylla synonym of Atta sexdens Brazil. Neotropic.
Guérin-Méneville, F. E. 1844a. Iconographie du règne animal de G. Cuvier, ou représentation d'après nature de l'une des espèces les plus remarquables, et souvent non encore figurées, de chaque genre d'animaux. Insectes. Paris: J. B. Baillière, 576 pp.   125711

Atta cornetzi obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta cornetzi naranjo obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta coronata obsolete combination South America. Neotropic.
Fabricius, J. C. 1804. Systema Piezatorum secundum ordines, genera, species, adjectis synonymis, locis, observationibus, descriptionibus. Brunswick: C. Reichard, xiv + 15-439 + 30 pp.   124870

Atta coronata subterranea obsolete combination Brazil. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta coronata subterranea brunnea unavailable Blumenau, Est. Sta. Catarina (Möller), Rio de Janeiro (Näegeli), Ceara (da Rocha) ... Ferner[Further] Ypiranga, bahnhof[railroad station] Sao Bernardo, Raiz da Serra, Est. Sao Paulo (v. Ihering), bahnhof Alto da Serra (Lüderwaldt), [all Brazil]. Neotropic.
Forel, A. 1911e. Ameisen des Herrn Prof. v. Ihering aus Brasilien (Sao Paulo usw.) nebst einigen anderen aus Südamerika und Afrika (Hym.). Deutsche Entomologische Zeitschrift 1911:285-312.   125214

Atta crudelis obsolete combination U.S.A. (Georgia). Nearctic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta cubana valid Cuba. Neotropic.
Fontenla Rizo, J. L. 1995f. Nueva especie de Atta (Hymenoptera: Formicidae) del archipiélago cubano. Avicennia 3:77-86.   124967

Atta dentigera obsolete combination Syria, Iraq. Palearctic.
Roger, J. 1862b. Beiträge zur Kenntniss der Ameisenfauna der Mittelmeerländer. II. Berliner Entomologische Zeitschrift 6:255-262.   128091

Atta desertorum obsolete combination U.S.A. (Arizona). Nearctic.
Wheeler, W. M. 1911e. Two fungus-growing ants from Arizona. Psyche (Cambridge) 18:93-101.   130059

Atta destructor obsolete combination India. Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Atta didita obsolete combination Sri Lanka. Indomalaya.
Walker, F. 1859. Characters of some apparently undescribed Ceylon insects. [part]. Annals and Magazine of Natural History (3)4:370-376.   129567

Atta diligens obsolete combination Brazil (Pará). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta discigera obsolete combination Brazil (Santa Catarina). Neotropic.
Mayr, G. 1887. Südamerikanische Formiciden. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 37:511-632.   127201

Atta dissimilis incertae sedis in genus, unidentifiable India (Karnataka/Kerala). Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Atta domicola incertae sedis in genus, unidentifiable India (Andhra Pradesh). Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Atta emilii obsolete combination Brazil (Pará). Neotropic.
Forel, A. 1904d. Miscellanea myrmécologiques. Revue Suisse de Zoologie 12:1-52.   125147

Atta emilii ajax obsolete combination Brazil. Neotropic.
Forel, A. 1909b. Fourmis du Musée de Bruxelles. Fourmis de Benguela récoltées par M. Creighton Wellman, et fourmis du Congo récoltées par MM. Luja, Kohl et Laurent. Annales de la Société Entomologique de Belgique 53:51-73.   125190

Atta fabricator obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta farinosa obsolete combination Brazil (Pará). Neotropic.
Emery, C. 1894d. Studi sulle formiche della fauna neotropica. VI-XVI. Bullettino della Società Entomologica Italiana 26:137-241.   124576

Atta fervens synonym of Atta cephalotes Nicaragua/Honduras. Nearctic.
Drury, D. 1782. Illustrations of natural history. Wherein are exhibited upwards of two hundred figures of exotic insects. Vol. 3. London: B. White, xxvi + 76 pp.   124403

Atta flavicornis synonym of Atta sexdens French Guiana. Neotropic.
Fabricius, J. C. 1798. Supplementum entomologiae systematicae. Hafniae [= Copenhagen]: Proft and Storch, 572 pp.   124869

Atta floricola obsolete combination India (Kerala). Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Atta fracticornis obsolete combination Paraguay. Neotropic.
Forel, A. 1909a. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269.   125189

Atta fumipennis obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta gemella obsolete combination Algeria, Spain. Palearctic.
Roger, J. 1862b. Beiträge zur Kenntniss der Ameisenfauna der Mittelmeerländer. II. Berliner Entomologische Zeitschrift 6:255-262.   128091

Atta geminata obsolete combination South America. Neotropic.
Fabricius, J. C. 1804. Systema Piezatorum secundum ordines, genera, species, adjectis synonymis, locis, observationibus, descriptionibus. Brunswick: C. Reichard, xiv + 15-439 + 30 pp.   124870

Atta goeldii obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta goeldii schuppi obsolete combination Brazil (Rio Grande do Sul). Neotropic.
Forel, A. 1901g. Einige neue Ameisen aus Südbrasilien, Java, Natal und Mossamedes. Mitteilungen der Schweizerischen Entomologischen Gesellschaft 10:297-311.   125111

Atta goiana valid Brazil (Goiás). Neotropic.
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta grossa synonym of Atta cephalotes French Guiana. Neotropic.
Fabricius, J. C. 1787. Mantissa insectorum sistens eorum species nuper detectas adiectis characteribus, genericis, differentiis, specificis, emendationibus, observationibus. Tome I. Hafniae [= Copenhagen]: C. G. Proft, 348 pp.   124867

Atta guentheri obsolete combination Trinidad, Venezuela. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta hartmanni obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1907d. The fungus-growing ants of North America. Bulletin of the American Museum of Natural History 23:669-807.   130021

Atta heyeri obsolete combination Brazil (Rio Grande do Sul). Neotropic.
Forel, A. 1899d. Formicidae. [part]. Biologia Centrali-Americana Hym. 3:25-56.   142479

Atta hostilis obsolete combination South Africa. Afrotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta iheringi obsolete combination Brazil (Rio Grande do Sul). Neotropic.
Emery, C. 1888c ("1887"). Formiche della provincia di Rio Grande do Sûl nel Brasile, raccolte dal dott. Hermann von Ihering. Bullettino della Società Entomologica Italiana 19:352-366.   124542

Atta instabilis obsolete combination India. Indomalaya.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta insularis valid Cuba. Neotropic.
Guérin-Méneville, F. E. 1844a. Iconographie du règne animal de G. Cuvier, ou représentation d'après nature de l'une des espèces les plus remarquables, et souvent non encore figurées, de chaque genre d'animaux. Insectes. Paris: J. B. Baillière, 576 pp.   125711

Atta intermedia obsolete combination Guatemala. Neotropic.
Forel, A. 1909a. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269.   125189

Atta irmgardae obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta jamaicensis obsolete combination Jamaica. Neotropic.
André, Ern. 1893b. Description de quatre espèces nouvelles de fourmis d'Amérique. Revue d'Entomologie (Caen) 12:148-152.   122276

Atta jamaicensis haytiana obsolete combination Haiti. Neotropic.
Wheeler, W. M.; Mann, W. M. 1914. The ants of Haiti. Bulletin of the American Museum of Natural History 33:1-61.   130283

Atta laevigata valid Brazil (Pará). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta laevigata saltensis obsolete combination Argentina (Salta). Neotropic.
Forel, A. 1913m. Fourmis d'Argentine, du Brésil, du Guatémala & de Cuba reçues de M. M. Bruch, Prof. v. Ihering, Mlle Baez, M. Peper et M. Rovereto. Bulletin de la Société Vaudoise des Sciences Naturelles 49:203-250.   125250

Atta laevigata venezuelensis synonym of Atta laevigata Venezuela. Neotropic.
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta laevis obsolete combination U.S.A. (Tennessee). Nearctic.
Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776.   127190

Atta landolti obsolete combination Colombia. Neotropic.
Forel, A. 1885a ("1884"). Études myrmécologiques en 1884 avec une description des organes sensoriels des antennes. Bulletin de la Société Vaudoise des Sciences Naturelles 20:316-380.   125008

Atta landolti cloosae obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta laticeps obsolete combination Brazil (Rio Grande do Sul, Santa Catarina, Rio de Janeiro), PARAGUAY, BOLIVIA. Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta laticeps dubia obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta lebasii synonym of Atta colombica Colombia. Neotropic.
Guérin-Méneville, F. E. 1844a. Iconographie du règne animal de G. Cuvier, ou représentation d'après nature de l'une des espèces les plus remarquables, et souvent non encore figurées, de chaque genre d'animaux. Insectes. Paris: J. B. Baillière, 576 pp.   125711

Atta lincecumii obsolete combination U.S.A. (Texas). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta lobicornis obsolete combination Argentina. Neotropic.
Emery, C. 1888c ("1887"). Formiche della provincia di Rio Grande do Sûl nel Brasile, raccolte dal dott. Hermann von Ihering. Bullettino della Società Entomologica Italiana 19:352-366.   124542

Atta lobicornis ferruginea obsolete combination Argentina (Misiones). Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta luederwaldti obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1911e. Ameisen des Herrn Prof. v. Ihering aus Brasilien (Sao Paulo usw.) nebst einigen anderen aus Südamerika und Afrika (Hym.). Deutsche Entomologische Zeitschrift 1911:285-312.   125214

Atta lundii obsolete combination Brazil. Neotropic.
Guérin-Méneville, F. E. 1838. Première division. Crustacés, arachnides et insectes. In: Duperrey, L. I. (ed.) 1838. Voyage autour du monde, executé par ordre du Roi, sur la corvette de sa Majesté, La Coquille, pendant les années 1822, 1823, 1824 et 1825. Zoologie. Tome deuxième. Part 2. Paris: H. Bertrand, xii + 9-320 pp.   125705

Atta lundii ambigua obsolete combination Brazil (Rio Grande do Sul). Neotropic.
Emery, C. 1888c ("1887"). Formiche della provincia di Rio Grande do Sûl nel Brasile, raccolte dal dott. Hermann von Ihering. Bullettino della Società Entomologica Italiana 19:352-366.   124542

Atta lundii risii obsolete combination Argentina (Buenos Aires). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta lundii risii hystricolundii obsolete combination Argentina (Buenos Aires). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta lutea obsolete combination Barbados. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta maritima obsolete combination Bahamas (Andros I., New Providence I.). Neotropic.
Wheeler, W. M. 1905c. The ants of the Bahamas, with a list of the known West Indian species. Bulletin of the American Museum of Natural History 21:79-135.   129996

Atta mesonotalis obsolete combination Peru. Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta mesonotalis crassispina obsolete combination Paraguay. Neotropic.
Forel, A. 1909a. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269.   125189

Atta mesonotalis fuhrmanni obsolete combination Colombia. Neotropic.
Forel, A. 1914e. Quelques fourmis de Colombie. Pp. 9-14 in: Fuhrmann, O.; Mayor, E. 1914. Voyage d'exploration scientifique en Colombie. Mémoires de la Société Neuchâteloise des Sciences Naturelles 5(2):1-1090.   125256

Atta mesonotalis inquirens obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1914e. Quelques fourmis de Colombie. Pp. 9-14 in: Fuhrmann, O.; Mayor, E. 1914. Voyage d'exploration scientifique en Colombie. Mémoires de la Société Neuchâteloise des Sciences Naturelles 5(2):1-1090.   125256

Atta mexicana valid Mexico. Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta migratoria synonym of Atta cephalotes Suriname. Neotropic.
De Geer, C. 1773. Mémoires pour servir à l'histoire des insectes. Tome troisième. Stockholm: Pierre Hesselberg, 696 pp.   124032

Atta minuta obsolete combination India (Karnataka). Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Atta moelleri obsolete combination Brazil (Santa Catarina). Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta moelleri meinerti obsolete combination Brazil. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta moelleri modesta obsolete combination Brazil (Espirito Santo). Neotropic.
Forel, A. 1901m. Formiciden des Naturhistorischen Museums zu Hamburg. Neue Calyptomyrmex-, Dacryon-, Podomyrma- und Echinopla-Arten. Mitteilungen aus dem Naturhistorischen Museum in Hamburg 18:43-82.   125117

Atta moelleri modesta andicola obsolete combination Ecuador. Neotropic.
Emery, C. 1905c. [Untitled. Discussion of paper by A. Forel.]. P. 456 in: Bedot, M. (ed.) 1905. Compte-rendu des séances du Sixième Congrès International de Zoologie tenu à Berne du 14 au 16 août 1904. Genève: W. Kündig & Fils, xii + 733 pp.   124665

Atta moelleri panamensis obsolete combination Panama. Neotropic.
Forel, A. 1899d. Formicidae. [part]. Biologia Centrali-Americana Hym. 3:25-56.   142479

Atta moelleri panamensis angustata obsolete combination Costa Rica. Neotropic.
Forel, A. 1908c. Fourmis de Costa-Rica récoltées par M. Paul Biolley. Bulletin de la Société Vaudoise des Sciences Naturelles 44:35-72.   125181

Atta moelleri rectispina obsolete combination Costa Rica. Neotropic.
Forel, A. 1908c. Fourmis de Costa-Rica récoltées par M. Paul Biolley. Bulletin de la Société Vaudoise des Sciences Naturelles 44:35-72.   125181

Atta muticinoda obsolete combination Brazil (Ceará). Neotropic.
Forel, A. 1901j. Variétés myrmécologiques. Annales de la Société Entomologique de Belgique 45:334-382.   125114

Atta muticinoda homalops obsolete combination Brazil (Rio de Janeiro, Espirito Santo, Santa Catarina). Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta nigra obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta nigra muticinoda obsolete combination Brazil (Ceará). Neotropic.
Forel, A. 1901j. Variétés myrmécologiques. Annales de la Société Entomologique de Belgique 45:334-382.   125114

Atta nigriventris obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta nigrosetosa obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta nodifer obsolete combination China. Palearctic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta obsidiana obsolete combination Russia. Palearctic.
Mayr, G. 1861. Die europäischen Formiciden. Nach der analytischen Methode bearbeitet. Wien: C. Gerolds Sohn, 80 pp.   127189

Atta octospinosa obsolete combination French Guiana. Neotropic.
Reich, G. C. 1793. Kurze Beschreibung neuen, oder noch wenig bekkanten Thiere, welche Herr Le Blond der naturforschenden Gesellschaft zu Paris aus Cayenne als Geschenk überschikt hat. Magazin des Thierreichs 1:128-134.   128015

Atta octospinosa echinatior obsolete combination Panama. Neotropic.
Forel, A. 1899d. Formicidae. [part]. Biologia Centrali-Americana Hym. 3:25-56.   142479

Atta oetkeri obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta olitrix unavailable misspelling Brazil (Santa Catarina). Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta olitrix lecta obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1911e. Ameisen des Herrn Prof. v. Ihering aus Brasilien (Sao Paulo usw.) nebst einigen anderen aus Südamerika und Afrika (Hym.). Deutsche Entomologische Zeitschrift 1911:285-312.   125214

Atta opaciceps valid Brazil (Pernambuco). Neotropic.
Borgmeier, T. 1939. Nova contribuição para o conhecimento das formigas neotropicas (Hym. Formicidae). Revista de Entomologia (Rio de Janeiro) 10:403-428.   122900

Atta penetrans obsolete combination Borneo (East Malaysia: Sarawak). Indomalaya.
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Atta pennsylvanica obsolete combination U.S.A. (Pennsylvania). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta picea obsolete combination U.S.A. (Texas). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta piliventris obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta pilosa incertae sedis in genus, unidentifiable U.S.A. (Texas). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta polita synonym of Atta cephalotes Bolivia. Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta polita lizeri obsolete combination Bolivia. Neotropic.
Santschi, F. 1920e. Quelques nouvelles fourmis de Bolivie (expédition Lizer-Delétang, 1917). Anales de la Sociedad Cientifica Argentina 89:122-126.   128323

Atta praecursor incertae sedis in genus, unidentifiable Czech Republic (Cretaceous, ichnospecies).
Frič, A. 1901. [Untitled. New species of Atta attributed to A. Frič.]. Pp. 167-168 in: Frič, A.; Bayer, E. 1901. Studien im Gebiete der böhmischen Kreideformation. Palaeontologische Untersuchungen der einzelnen Schichten. Perucer Schichten. Archiv für die Naturwissenschaftliche Landesdurchforschung von Böhmen 11 (2):1-184.   143954

Atta providens obsolete combination India (Maharashtra). Indomalaya.
Sykes, W. H. 1835. Descriptions of new species of Indian ants. Transactions of the Entomological Society of London 1:99-107.   129106

Atta pruinosa obsolete combination Argentina (Buenos Aires). Neotropic.
Emery, C. 1906c ("1905"). Studi sulle formiche della fauna Neotropica. XXXVII. Bullettino della Società Entomologica Italiana 37 (1905):107-194.   124672

Atta pubescens obsolete combination Paraguay. Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta pubescens bonariensis obsolete combination Argentina (Buenos Aires). Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta pubescens decolor obsolete combination Argentina (Tucumán). Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta quadriglumis obsolete combination Brazil (Rio de Janeiro, Santa Catarina). Neotropic.
Haliday, A. H. 1836. Descriptions, etc. of the Hymenoptera. Pp. 316-331 in: Curtis, J.; Haliday, A. H.; Walker, F. 1836. Descriptions, etc. of the insects collected by Captain P. P. King R. N., F. R. S., in the survey of the Straits of Magellan. Transactions of the Linnean Society of London 17:315-359.   125734

Atta rimosa obsolete combination Brazil (Pará). Neotropic.
Spinola, M. 1851b. Compte rendu des Hyménoptères inédits provenants du voyage entomologique de M. Ghiliani dans le Para en 1846. Extrait des Mémoires de l'Académie des Sciences de Turin (2)13:3-78.   128975

Atta rimosa atrata obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta robusta valid Brazil (Rio de Janeiro). Neotropic.
Borgmeier, T. 1939. Nova contribuição para o conhecimento das formigas neotropicas (Hym. Formicidae). Revista de Entomologia (Rio de Janeiro) 10:403-428.   122900

Atta rubra obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta rufa obsolete combination India (Kerala, Karnataka). Indomalaya.
Jerdon, T. C. 1851. A catalogue of the species of ants found in Southern India. Madras Journal of Literature and Science 17:103-127.   126168

Atta rugosa obsolete combination Brazil. Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta rugosa rochai obsolete combination Brazil (Ceará). Neotropic.
Forel, A. 1904d. Miscellanea myrmécologiques. Revue Suisse de Zoologie 12:1-52.   125147

Atta saltensis valid Argentina (Salta). Neotropic.
Forel, A. 1913m. Fourmis d'Argentine, du Brésil, du Guatémala & de Cuba reçues de M. M. Bruch, Prof. v. Ihering, Mlle Baez, M. Peper et M. Rovereto. Bulletin de la Société Vaudoise des Sciences Naturelles 49:203-250.   125250

Atta septentrionalis obsolete combination U.S.A. (New Jersey). Nearctic.
McCook, H. C. 1881a ("1880"). Note on a new northern cutting ant, Atta septentrionalis. Proceedings of the Academy of Natural Sciences of Philadelphia 32:359-363.   127285

Atta septentrionalis obscurior obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1907d. The fungus-growing ants of North America. Bulletin of the American Museum of Natural History 23:669-807.   130021

Atta septentrionalis obscurior crystallina obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1911i. Descriptions of some new fungus-growing ants from Texas, with Mr. C. G. Hartman's observations on their habits. Journal of the New York Entomological Society 19:245-255.   130063

Atta septentrionalis obscurior irrorata obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1911i. Descriptions of some new fungus-growing ants from Texas, with Mr. C. G. Hartman's observations on their habits. Journal of the New York Entomological Society 19:245-255.   130063

Atta septentrionalis obscurior seminole unavailable U.S.A. (Florida). Nearctic.
Wheeler, W. M. 1911i. Descriptions of some new fungus-growing ants from Texas, with Mr. C. G. Hartman's observations on their habits. Journal of the New York Entomological Society 19:245-255.   130063

Atta septentrionalis vertebrata obsolete combination U.S.A. (New Jersey). Nearctic.
Wheeler, W. M. 1911i. Descriptions of some new fungus-growing ants from Texas, with Mr. C. G. Hartman's observations on their habits. Journal of the New York Entomological Society 19:245-255.   130063

Atta sexdens valid Suriname. Neotropic.
Linnaeus, C. 1758. Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata. Holmiae [= Stockholm]: L. Salvii, 824 pp.   126902

Atta sexdens autuorii synonym of Atta sexdens Brazil (São Paulo). Neotropic.
Borgmeier, T. 1950d. Estudos sôbre Atta (Hym. Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 48:239-263.   122928

Atta sexdens bisphaerica obsolete combination Brazil (São Paulo). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta sexdens bolchevista synonym of Atta laevigata Paraguay. Neotropic.
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Atta sexdens fuscata synonym of Atta sexdens Bolivia. Neotropic.
Santschi, F. 1922c. Myrmicines, dolichodérines et autres formicides néotropiques. Bulletin de la Société Vaudoise des Sciences Naturelles 54:345-378.   128339

Atta sexdens piriventris synonym of Atta sexdens Argentina (Chaco, Misiones). Neotropic.
Santschi, F. 1919f. Nouveaux formicides de la République Argentine. Anales de la Sociedad Cientifica Argentina 87:37-57.   128314

Atta sexdens robusta obsolete combination Brazil (Rio de Janeiro). Neotropic.
Borgmeier, T. 1939. Nova contribuição para o conhecimento das formigas neotropicas (Hym. Formicidae). Revista de Entomologia (Rio de Janeiro) 10:403-428.   122900

Atta sexdens rubropilosa synonym of Atta sexdens Brazil (São Paulo). Neotropic.
Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418.   124686

Atta sexdens rubropilosa bolchevista unavailable Paraguay. Neotropic.
Forel, A. 1921a ("1920"). Fourmis trouvées dans des galles de Cordia et d'Agonandra, etc. Bulletin de la Société Botanique de Genève (2)12:201-208.   125265

Atta sexdens tristis synonym of Atta vollenweideri Argentina (Santa Fe, Chaco, Formosa). Neotropic.
Santschi, F. 1919f. Nouveaux formicides de la République Argentine. Anales de la Sociedad Cientifica Argentina 87:37-57.   128314

Atta sexdens vollenweideri obsolete combination Argentina. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta sexdentata unavailable misspelling Suriname. Neotropic.
Linnaeus, C. 1758. Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata. Holmiae [= Stockholm]: L. Salvii, 824 pp.   126902

Atta sharpii obsolete combination St Vincent and the Grenadines (St Vincent I.). Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta silvai synonym of Atta laevigata Brazil (Bahia). Neotropic.
Gonçalves, C. R. 1983b ("1982"). Atta silvai, nova espécie de formiga saúva (Hymenoptera, Formicidae). Arquivos da Universidade Federal Rural do Rio de Janeiro 5:173-178.   125548

Atta silvestrii obsolete combination Argentina (Córdoba). Neotropic.
Emery, C. 1905f. Revisione delle specie del genere Atta appartenenti ai sottogeneri Moellerius e Acromyrmex. Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna (6)2:39-54 [pagination of separate: 107-122].   124668

Atta silvestrii bruchi obsolete combination Argentina (Buenos Aires). Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta smithii obsolete combination St Vincent and the Grenadines (St Vincent I.). Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta smithii borinquenensis obsolete combination Puerto Rico. Neotropic.
Wheeler, W. M. 1907d. The fungus-growing ants of North America. Bulletin of the American Museum of Natural History 23:669-807.   130021

Atta smithii tolteca obsolete combination Mexico (Jalisco). Neotropic.
Wheeler, W. M. 1907d. The fungus-growing ants of North America. Bulletin of the American Museum of Natural History 23:669-807.   130021

Atta spinoda obsolete combination Australia (South Australia). Australasia.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta splendida obsolete combination Greece. Palearctic.
Roger, J. 1859. Beiträge zur Kenntniss der Ameisenfauna der Mittelmeerländer. I. Berliner Entomologische Zeitschrift 3:225-259.   128086

Atta squamulifera obsolete combination Costa Rica. Neotropic.
Emery, C. 1896g. Studi sulle formiche della fauna neotropica. XVII-XXV. Bullettino della Società Entomologica Italiana 28:33-107.   124611

Atta striata obsolete combination Uruguay. Neotropic.
Roger, J. 1863a. Die neu aufgeführten Gattungen und Arten meines Formiciden-Verzeichnisses nebst Ergänzung einiger früher gegebenen Beschreibungen. Berliner Entomologische Zeitschrift 7:131-214.   128093

Atta striola obsolete combination Spain, Greece. Palearctic.
Roger, J. 1859. Beiträge zur Kenntniss der Ameisenfauna der Mittelmeerländer. I. Berliner Entomologische Zeitschrift 3:225-259.   128086

Atta subterranea obsolete combination Brazil. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta subterranea brunnea obsolete combination Brazil (Santa Catarina). Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta subterranea purensis obsolete combination Brazil (Amazonas). Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta tardigrada incertae sedis in genus, unidentifiable U.S.A. (Texas). Nearctic.
Buckley, S. B. 1867. Descriptions of new species of North American Formicidae (continued from page 172.). Proceedings of the Entomological Society of Philadelphia 6:335-350.   123311

Atta tardigrada saussurei obsolete combination Mexico (Veracruz). Neotropic.
Forel, A. 1885a ("1884"). Études myrmécologiques en 1884 avec une description des organes sensoriels des antennes. Bulletin de la Société Vaudoise des Sciences Naturelles 20:316-380.   125008

Atta tenneseensis unavailable misspelling U.S.A. (Tennessee). Nearctic.
Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776.   127190

Atta tennesseensis obsolete combination U.S.A. (Tennessee). Nearctic.
Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776.   127190

Atta testacea obsolete combination Brazil (Rio de Janeiro). Neotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta texana valid U.S.A. (Texas). Nearctic.
Buckley, S. B. 1860a. The cutting ant of Texas. Proceedings of the Academy of Natural Sciences of Philadelphia 12:233-236.   123312

Atta thoracica obsolete combination Syria. Palearctic.
Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776.   127190

Atta turrifex obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1903c. A decad of Texan Formicidae. Psyche (Cambridge) 10:93-111.   129976

Atta turrifex caroli obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1911i. Descriptions of some new fungus-growing ants from Texas, with Mr. C. G. Hartman's observations on their habits. Journal of the New York Entomological Society 19:245-255.   130063

Atta urichii obsolete combination Trinidad. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta urichii fusca obsolete combination Brazil (Mato Grosso). Neotropic.
Emery, C. 1894d. Studi sulle formiche della fauna neotropica. VI-XVI. Bullettino della Società Entomologica Italiana 26:137-241.   124576

Atta urichii marthae obsolete combination Colombia. Neotropic.
Forel, A. 1912f. Formicides néotropiques. Part II. 3me sous-famille Myrmicinae Lep. (Attini, Dacetii, Cryptocerini). Mémoires de la Société Entomologique de Belgique 19:179-209.   125228

Atta versicolor obsolete combination Mexico (Baja California Sur). Nearctic.
Pergande, T. 1893. On a collection of Formicidae from Lower California and Sonora, Mexico. Proceedings of the California Academy of Sciences (2)4:26-36.   127765

Atta versicolor chisosensis obsolete combination U.S.A. (Texas). Nearctic.
Wheeler, W. M. 1907d. The fungus-growing ants of North America. Bulletin of the American Museum of Natural History 23:669-807.   130021

Atta vigilans obsolete combination Australia (Victoria). Australasia.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Atta visitatrix synonym of Atta cephalotes Suriname. Neotropic.
Christ, J. L. 1791. Naturgeschichte, Klassification und Nomenclatur der Insekten vom Bienen, Wespen und Ameisengeschlecht. Frankfurt: Hermann, 535 pp.   123624

Atta vollenweideri valid Argentina. Neotropic.
Forel, A. 1893h. Note sur les Attini. Annales de la Société Entomologique de Belgique 37:586-607.   125055

Atta vollenweideri lizeri synonym of Atta saltensis Bolivia. Neotropic.
Santschi, F. 1920e. Quelques nouvelles fourmis de Bolivie (expédition Lizer-Delétang, 1917). Anales de la Sociedad Cientifica Argentina 89:122-126.   128323

Atta vollenweideri lugens synonym of Atta sexdens Brazil (Santa Catarina). Neotropic.
Borgmeier, T. 1939. Nova contribuição para o conhecimento das formigas neotropicas (Hym. Formicidae). Revista de Entomologia (Rio de Janeiro) 10:403-428.   122900

Atta vollenweideri obscurata synonym of Atta saltensis Argentina (Santiago del Estero). Neotropic.
Gallardo, A. 1916e. Notes systématiques et éthologiques sur les fourmis attines de la République Argentine. Anales del Museo Nacional de Historia Natural de Buenos Aires 28:317-344.   125419

Atta vollenweideri piriventris obsolete combination Argentina (Chaco, Misiones). Neotropic.
Santschi, F. 1919f. Nouveaux formicides de la République Argentine. Anales de la Sociedad Cientifica Argentina 87:37-57.   128314

Atta vollenweideri tristis obsolete combination Argentina (Santa Fe, Chaco, Formosa). Neotropic.
Santschi, F. 1919f. Nouveaux formicides de la République Argentine. Anales de la Sociedad Cientifica Argentina 87:37-57.   128314

Attaichnus valid
Laza, J. H. 1982. Signos de actividad atribuibles a Atta (Myrmicidae, Hymenoptera) en el Mioceno de la provincia de La Pampa, Republica Argentina. Ameghiniana 19:109-124.   126835

Attaichnus kuenzelii valid Argentina (La Pampa, Miocene, ichnospecies).
Laza, J. H. 1982. Signos de actividad atribuibles a Atta (Myrmicidae, Hymenoptera) en el Mioceno de la provincia de La Pampa, Republica Argentina. Ameghiniana 19:109-124.   126835

Blepharidatta valid
Wheeler, W. M. 1915f. Two new genera of myrmicine ants from Brasil. Bulletin of the Museum of Comparative Zoology 59:483-491.   130093

Blepharidatta brasiliensis valid Brazil (Pará). Neotropic.
Wheeler, W. M. 1915f. Two new genera of myrmicine ants from Brasil. Bulletin of the Museum of Comparative Zoology 59:483-491.   130093

Blepharidatta conops valid Brazil (Mato Grosso). Neotropic.
Kempf, W. W. 1967d. Three new South American ants (Hym. Formicidae). Studia Entomologica 10:353-360.   126349

Blepharidatta delabiei valid Brazil (Bahia). Neotropic.
Brandão, C. R. F.; Feitosa, R. M.; Diniz, J. L. M. 2015. Taxonomic revision of the Neotropical Myrmicinae ant genus Blepharidatta Wheeler. Zootaxa 4012 (1):33-56.   142816

Blepharidatta fernandezi valid Colombia. Neotropic.
Brandão, C. R. F.; Feitosa, R. M.; Diniz, J. L. M. 2015. Taxonomic revision of the Neotropical Myrmicinae ant genus Blepharidatta Wheeler. Zootaxa 4012 (1):33-56.   142816

Camponotus variegatus batta valid Indonesia (Sumatra). Indomalaya.
Menozzi, C. 1930a. Formiche di Sumatra raccolte dal Prof. J. C. van der Meer Mohr. Miscellanea Zoologica Sumatrana 47:1-5.   127349

Crematogaster zavattarii valid Nigeria. Afrotropic.
Menozzi, C. 1926a. Formiche dell'Africa centrale. Bollettino della Società Entomologica Italiana 58:36-41.   127328

Crematogaster zavattarii edmeeae valid Congo. Afrotropic.
Santschi, F. 1937g. Fourmis du Congo et régions limitrophes. Revue de Zoologie et de Botanique Africaines 30:71-85.   128437

Cyatta valid
Sosa-Calvo, J.; Schultz, T. R.; Brandão, C. R. F.; Klingenberg, C.; Feitosa, R. M.; Rabeling, C.; Bacci, M., Jr.; Lopes, C. T.; Vasconcelos, H. L. 2013. Cyatta abscondita: taxonomy, evolution, and natural history of a new fungus-farming ant genus from Brazil. PLoS ONE 8 (11):e80498.   142508

Cyatta abscondita valid Brazil (Distrito Federal). Neotropic.
Sosa-Calvo, J.; Schultz, T. R.; Brandão, C. R. F.; Klingenberg, C.; Feitosa, R. M.; Rabeling, C.; Bacci, M., Jr.; Lopes, C. T.; Vasconcelos, H. L. 2013. Cyatta abscondita: taxonomy, evolution, and natural history of a new fungus-farming ant genus from Brazil. PLoS ONE 8 (11):e80498.   142508

Epiatta synonym of Atta
Borgmeier, T. 1950d. Estudos sôbre Atta (Hym. Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 48:239-263.   122928

Formica (Atta) obsolete combination
Fabricius, J. C. 1804. Systema Piezatorum secundum ordines, genera, species, adjectis synonymis, locis, observationibus, descriptionibus. Brunswick: C. Reichard, xiv + 15-439 + 30 pp.   124870

Monomorium oodnadatta valid Australia (South Australia). Australasia.
Sparks, K. S. 2014. [Untitled. New species attributed to Sparks only.]. Pp. 500-528 (part) in: Sparks, K. S.; Andersen, A. N.; Austin, A. D. 2014. Systematics of the Monomorium rothsteini Forel species complex (Hymenoptera: Formicidae), a problematic ant group in Australia. Zootaxa 3893 (4):489-529.   142720

Mycocepurus attaxenus synonym of Mycocepurus smithii Brazil (Rio de Janeiro). Neotropic.
Eidmann, H. 1936b. Ökologisch-faunistische Studien an südbrasilianischen Ameisen. [concl.]. Arbeiten über Physiologische und Angewandte Entomologie aus Berlin-Dahlem 3:81-114.   124475

Neoatta synonym of Atta
Gonçalves, C. R. 1942. Contribuição para o conhecimento do gênero Atta Fabr., das formigas saúvas. Boletim da Sociedade Brasileira de Agronomia 5:333-358.   125532

Neoblepharidatta synonym of Carebara
Sheela, S.; Narendran, T. C. 1997. A new genus and a new species of Myrmicinae (Hymenoptera: Formicidae) from India. Journal of Ecobiology 9:87-91.   132328

Neoblepharidatta nayana obsolete combination India (Kerala). Indomalaya.
Sheela, S.; Narendran, T. C. 1997. A new genus and a new species of Myrmicinae (Hymenoptera: Formicidae) from India. Journal of Ecobiology 9:87-91.   132328

Palaeatta synonym of Atta
Borgmeier, T. 1950d. Estudos sôbre Atta (Hym. Formicidae). Memórias do Instituto Oswaldo Cruz. Rio de Janeiro 48:239-263.   122928

Physatta synonym of Myrmicaria
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Physatta crinita obsolete combination India (Tamil Nadu). Indomalaya.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Physatta dromedarius obsolete combination Borneo (East Malaysia: Sarawak). Indomalaya.
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Physatta gibbosa obsolete combination Indonesia (Java). Indomalaya.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Physatta natalensis obsolete combination South Africa. Afrotropic.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.   128685

Proatta valid
Forel, A. 1912n. Descriptions provisoires de genres, sous-genres, et espèces de Formicides des Indes orientales. Revue Suisse de Zoologie 20:761-774.   125236

Proatta butteli valid Indonesia (Sumatra). Indomalaya.
Forel, A. 1912n. Descriptions provisoires de genres, sous-genres, et espèces de Formicides des Indes orientales. Revue Suisse de Zoologie 20:761-774.   125236

Pseudoatta valid
Gallardo, A. 1916e. Notes systématiques et éthologiques sur les fourmis attines de la République Argentine. Anales del Museo Nacional de Historia Natural de Buenos Aires 28:317-344.   125419

Pseudoatta argentina valid Argentina (Misiones). Neotropic.
Gallardo, A. 1916e. Notes systématiques et éthologiques sur les fourmis attines de la République Argentine. Anales del Museo Nacional de Historia Natural de Buenos Aires 28:317-344.   125419

Pseudoatta argentina platensis valid Argentina (Buenos Aires). Neotropic.
Santschi, F. 1926d. Deux nouvelles fourmis parasites de l'Argentine. Folia Myrmecologica et Termitologica 1:6-8.   128364

Sima zavattarii obsolete combination Ethiopia. Afrotropic.
Menozzi, C. 1939c. Hymenoptera Formicidae. Missione Biologica nel Paese dei Borana 3:97-110.   127383

Tetraponera zavattarii synonym of Tetraponera penzigi Ethiopia. Afrotropic.
Menozzi, C. 1939c. Hymenoptera Formicidae. Missione Biologica nel Paese dei Borana 3:97-110.   127383

Trachymyrmex attaxenus obsolete combination Brazil (Rio de Janeiro). Neotropic.
Eidmann, H. 1936b. Ökologisch-faunistische Studien an südbrasilianischen Ameisen. [concl.]. Arbeiten über Physiologische und Angewandte Entomologie aus Berlin-Dahlem 3:81-114.   124475

Typhlatta synonym of Aenictus
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Typhlatta bengalensis obsolete combination India (West Bengal). Indomalaya.
Mayr, G. 1879. Beiträge zur Ameisen-Fauna Asiens. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 28:645-686.   127197

Typhlatta brevicornis obsolete combination India (West Bengal). Indomalaya.
Mayr, G. 1879. Beiträge zur Ameisen-Fauna Asiens. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 28:645-686.   127197

Typhlatta ceylonica obsolete combination Sri Lanka. Indomalaya.
Mayr, G. 1866a. Myrmecologische Beiträge. Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Classe. Abteilung I 53:484-517.   127215

Typhlatta decolor obsolete combination East Africa. Afrotropic.
Mayr, G. 1879. Beiträge zur Ameisen-Fauna Asiens. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 28:645-686.   127197

Typhlatta laeviceps obsolete combination Borneo (East Malaysia: Sarawak). Indomalaya.
Smith, F. 1857a. Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace. [part]. Journal and Proceedings of the Linnean Society of London. Zoology 2:42-88.   128683

Typhlatta tricarinata nomen nudum
Smith, F. 1873. [Untitled. Introduced by: "Mr. F. Smith exhibited a further collection of ants sent by Mr. G. A. James Rothney, from Calcutta."]. Transactions of the Entomological Society of London 1873:viii-ix.   128674