Fernandes, I. O.; Delabie, J. H. C.; Fernández, F. 2019. Contribution to the knowledge of the genus Proceratium Roger (Hymenoptera: Formicidae: Proceratiinae) in the New World. Sociobiology 66 (4):551-559. 10.13102/sociobiology.v66i4.4484 PDF

Rasheed, M. T.; Bodlah, I.; Fareen, A. G.; Wachkoo, A. A.; Huang, X.; Akbar, S. A. 2019. A Checklist of Ants (Hymenoptera: Formicidae) in Pakistan. Sociobiology 66:426-439. 10.13102/sociobiology.v66i3.4330 PDF

Lapeva-Gjonova, A.; Ljubomirov, T. 2020. First Records of Two Strumigenys Ant Species (Hymenoptera: Formicidae) from Bulgaria. Sociobiology 67:326-329. 10.13102/sociobiology.v67i2.4963 PDF

Zhou, S. Y.; Chen, D. N.; Chen, Z. L. 2020. Discovery of novel Ooceraea (Hymenoptera: Formicidae: Dorylinae) species with 8-segmented antennae from China. Sociobiology 67 (2):139-143. 10.13102/sociobiology.v67i2.3740 PDF

Wetterer, J. K. 2021. Ants (Hymenoptera, Formicidae) of Saint Vincent, West Indies. Sociobiology 68 (2):5pp. e6725. 10.13102/sociobiology.v68i2.6725 PDF

Schifani, E.; Scupola, A.; Menchetti, M.; Bazzato, E.; Espadaler, X. 2021. Morphology and phenology of sexuals and new distribution data on the blind Mediterranean ant Hypoponera abeillei (Hymenoptera, Formicidae). Sociobiology 68 (4):11 pp. e7261. 10.13102/sociobiology.v68i4.7261 PDF

Kiran, K.; Karaman, C.; Heinze, J. 2021. First record of the inquiline ant Leptothorax kutteri Buschinger, 1965 from Turkey. Sociobiology 68 (3):e7224, 7 pp. [online early] 10.13102/sociobiology.v68i3.7224 PDF

Wetterer, J. K. 2022. New-World Spread of the Old-World Robust Crazy Ant, Nylanderia bourbonica (Forel) (Hymenoptera: Formicidae). Sociobiology 69 (2):7 pp. e7343. 10.13102/sociobiology.v69i2.7343 PDF

Barabag, Z.; Jaitrong, W. 2022. A new species of the ant genus Dolichoderus Lund, 1831 (Hymenoptera: Formicidae) from Thailand. Sociobiology 69 (1):6 pp. e6247. 10.13102/sociobiology.v69il.6247 PDF

Arcos, J.; Chaves, D.; Alarcón, P.; Rosado, Á. 2022. First record of Temnothorax convexus (Forel, 1894) in Portugal (Hymenoptera: Formicidae) with an updated checklist of the ants from the country. Sociobiology 69 (2): e7623:1-15. 10.13102/sociobiology.v69i2.7623 PDF

Bharti, H.; Bharti, M.; Kaur, P.; Kaur, J. 2023. On the description of the larval stages of Myrmica inezae Forel, 1902 (Hymenoptera: Formicidae: Myrmicinae), an endemic Himalayan species, with notes on its natural history. Sociobiology 70 (3): e9977:1-8. 10.13102/sociobiology.v70i3.9977 PDF

Dhadwal, T.; Rilta, J. S.; Bharti, H. 2023. Taxonomic studies on the genus Vollenhovia Mayr, 1865 (Hymenoptera: Formicidae): five new species from India. Sociobiology 70 (3): e9103:8 pp. [online early] 10.13102/sociobiology.v70i3.9103 PDF

Zhong, Y. 2024. A new species of the ant genus Leptanilla Emery, 1870 (Hymenoptera: Formicidae) from Sichuan Province, China. Sociobiology 71 (3):e10478, 1-10. 10.13102/sociobiology.v71i3.10478 PDF