Seifert, B. 2019. The Rubens morph of Formica exsecta Nylander, 1846 and its separation from Formica fennica Seifert, 2000 (Hymenoptera, Formicidae). Deutsche Entomologische Zeitschrift 66 (1):55-61. 10.3897/dez.66.34868 PDF
Seifert, B. 2019a. Hybridization in the European carpenter ants Camponotus herculeanus and C. ligniperda (Hymenoptera: Formicidae). Insectes Sociaux 2019:10 pp. 10.1007/s00040-019-00693-0 PDF
Seifert, B. 2019b. A taxonomic revision of the members of the Camponotus lateralis species group (Hymenoptera: Formicidae) from Europe, Asia Minor and Caucasia. Soil Organisms 91 (1):7-32. 10.25674/so-91-1-02 PDF
Seifert, B. 2019d. Lasius nigroemarginatus Forel, 1874 is a F1 hybrid between L. emarginatus (Olivier, 1792) and L. platythorax Seifert, 1991 (Hymenoptera, Formicidae). Contributions to Entomology 69 (2):291-300. 10.21248/contrib.entomol.69.2.291-300 PDF
Seifert, B. 2020a. A taxonomic revision of the Palaearctic members of the subgenus Lasius s.str. (Hymenoptera, Formicidae). Soil Organisms 92 (1):15-86. 10.25674/so92iss1pp15 PDF
Seifert, B. 2020b. Revision of the Plagiolepis schmitzii group with description of Pl. invadens sp. nov. – a new invasive supercolonial species (Hymenoptera: Formicidae). Deutsche Entomologische Zeitschrift 67 (2):183-196. 10.3897/dez.67.53199 PDF
Seifert, B. 2021. A taxonomic revision of the Palaearctic members of the Formica rufa group (Hymenoptera: Formicidae) – the famous mound-building red wood ants. Myrmecological News 31:133-179. 10.25849/myrmecol.news_031:133 PDF
Seifert, B. 2021. Surviving the winter: Tetramorium sibiricum n. sp., a new Central Siberian ant species (Hymenoptera: Formicidae). Osmia 9:15-24. 10.47446/OSMIA9.3 PDF
Seifert, B. 2022. The previous concept of the cosmopolitan pest ant Tapinoma melanocephalum (Fabricius, 1793) includes two species (Hymenoptera: Formicidae: Tapinoma). Osmia 10:35-44. 10.47446/OSMIA10.4 PDF
Seifert, B. 2023a. The ant genus Cardiocondyla (Hymenoptera: Formicidae): the species groups with Oriental and Australasian origin. Diversity 15 (1): 25:56 pp. [online early] 10.3390/d15010025 PDF
Seifert, B. 2023b. A revision of the Palaearctic species of the ant genus Cardiocondyla Emery 1869 (Hymenoptera: Formicidae). Zootaxa 5274 (1):1-64. 10.11646/zootaxa.5274.1.1 PDF
Seifert, B. 2023c. Two new species of Formicoxenus Mayr 1855 and Leptothorax Mayr 1855 from Tibet (Hymenoptera: Formicidae). Soil Organisms 95 (2):129-142. 10.25674/so95iss2id315 PDF
Seifert, B. 2024a. Pleistocene population differentiation in the ant Myrmica scabrinodis (Hymenoptera: Formicidae) – a taxonomic borderline case. Soil Organisms 96 (1):11-21. [online early] PDF
Seifert, B. 2024b. A taxonomic revision of the ants of the Cardiocondyla wroughtonii group (Hymenoptera: Formicidae) with a checklist of the Cardiocondyla species of the world. Soil Organisms 96 (2):113-144. [online early] 10.25674/415 PDF
Seifert, B. 2024c. Lasius frequens n.sp. – a sister species of the supercolonial pest ant Lasius neglectus showing a differing biology (Hymenoptera: Formicidae). Soil Organisms 96 (3):183-194. [online early] 10.25674/435 PDF
Seifert, B. 2025. The Monomorium carbonarium species group in the Nearctic and Europe (Hymenoptera: Formicidae). Soil Organisms 97 (1):55-84. [online early] 10.25674/441 PDF
Seifert, B.; Bagherian Yazdi, A.; Schultz, R. 2014. Myrmica martini sp. n. – a cryptic species of the Myrmica scabrinodis species complex (Hymenoptera: Formicidae) revealed by geometric morphometrics and nest-centroid clustering. Myrmecological News 19:171-183. PDF
Seifert, B.; Buschinger, A. 2001. Pleometrotische Koloniegründung von Lasius meridionalis (Bondroit, 1920) bei Lasius paralienus Seifert, 1992, mit Bemerkungen über morphologische und ethologische Anpassungen an die sozialparasitische Koloniegründung (Hymenoptera: Formicidae). Myrmecologische Nachrichten 4:11-15. PDF
Seifert, B.; Buschinger, A.; Aldawood, A.; Antonova, V.; Bharti, H.; Borowiec, L.; Dekoninck, W.; Dubovikoff, D.; Espadaler, X.; Flegr, J.; Georgiadis, C.; Heinze, J.; Neumeyer, R.; Ødegaard, F.; Oettler, J.; Radchenko, A.; Schultz, R.; Sharaf, M.; Trager, J.; Vesnić, A.; Wiezik, M.; Zettel, H. 2016. Banning paraphylies and executing Linnaean taxonomy is discordant and reduces the evolutionary and semantic information content of biological nomenclature. Insectes Sociaux 63:237-242. 10.1007/s00040-016-0467-1 PDF
Seifert, B.; Csősz, S. 2015. Temnothorax crasecundus sp. n. – a cryptic Eurocaucasian ant species (Hymenoptera, Formicidae) discovered by Nest Centroid Clustering. ZooKeys 479:37-64. doi: 10.3897/zookeys.479.8510 PDF
Seifert, B.; Csősz, S.; Schulz, A. 2014. NC-Clustering demonstrates heterospecificity of the cryptic ant species Temnothorax luteus (Forel, 1874) and T. racovitzai (Bondroit, 1918) (Hymenoptera: Formicidae). Beiträge zur Entomologie 64:47-57. PDF
Seifert, B.; D'Eustacchio, D.; Kaufmann, B. E.; Centorame, M.; Lorite, P.; Modica, V. M. 2017. Four species within the supercolonial ants of the Tapinoma nigerrimum complex revealed by integrative taxonomy (Hymenoptera: Formicidae). Myrmecological News 24:123-144. PDF
Seifert, B.; Frohschammer, S. 2013. Cardiocondyla pirata sp. n. – a new Philippine ant with enigmatic pigmentation pattern (Hymenoptera, Formicidae). ZooKeys 301:13-24. PDF
Seifert, B.; Galkowski, C. 2016. The Westpalaearctic Lasius paralienus complex (Hymenoptera: Formicidae) contains three species. Zootaxa 4132 (1):44-58. 10.11646/zootaxa.4132.1.4 PDF
Seifert, B.; Heller, G. 1999. Carrying of a worker pupa by a single-dispersing foundress of Acropyga paleartica Menozzi, 1936 (Hymenoptera: Formicidae). Myrmecologische Nachrichten 3:63-65.
Seifert, B.; Kaufmann, B.; Fraysse, L. 2024. A taxonomic revision of the Palaearctic species of the ant genus Tapinoma Mayr 1861 (Hymenoptera: Formicidae). Zootaxa 5435 (1):1-74. 10.11646/ZOOTAXA.5435.1.1 PDF
Seifert, B.; Kleeberg, I.; Feldmeyer, B.; Pamminger, T.; Jongepier, E.; Foitzik, S. 2014. Temnothorax pilagens sp. n. – a new slave-making species of the tribe Formicoxenini from North America (Hymenoptera, Formicidae). ZooKeys 368:65-77. PDF
Seifert, B.; Okita, I.; Heinze, J. 2017. A taxonomic revision of the Cardiocondyla nuda group (Hymenoptera: Formicidae). Zootaxa 4290:324-356. 10.11646/zootaxa.4290.2.4. PDF
Seifert, B.; Schlick-Steiner, B. C.; Steiner, F. M. 2009. Myrmica constricta Karavajev, 1934 - a cryptic sister species of Myrmica hellenica Finzi, 1926 (Hymenoptera: Formicidae). Soil Organisms 81 (1):53-76. PDF
Seifert, B.; Schultz, R. 2009a. A taxonomic revision of the Formica subpilosa Ruzsky, 1902 group (Hymenoptera: Formicidae). Myrmecological News 12:67-83. PDF