Casadei-Ferreira, A.; Chaul, J. C. M.; Feitosa, R. M. 2019. A new species of Pheidole (Formicidae, Myrmicinae) from Dominican amber with a review of the fossil records for the genus. ZooKeys 866:117-125. 10.3897/zookeys.866.35756 PDF

Silva, T. S. R; Feitosa, R. M. 2019. Using controlled vocabularies in anatomical terminology: A case study with Strumigenys (Hymenoptera: Formicidae). Arthropod Structure and Development 52: 100877:1-26. 10.1016/j.asd.2019.100877 PDF

Notes: Definitions for morphological concepts as applied to Strumigenys.

Feitosa, R. M.; Prada-Achiardi, F. C. 2019. Subfamilia Ectatomminae. Capítulo 22. Pp. 659-679 in: Fernández, F.; Guerrero, R. J.; Delsinne, T. (eds.) 2019d. Hormigas de Colombia. Bogotá: Universidad Nacional de Colombia, 1198 pp. PDF

Camacho, G. P.; Franco, W.; Feitosa, R. M. 2020. Additions to the taxonomy of Gnamptogenys Roger (Hymenoptera: Formicidae: Ectatomminae) with an updated key to the New World species. Zootaxa 4747 (3):450-476. https://doi.org/10.11646/zootaxa.4747.3.2 PDF

Ladino, N.; Feitosa, R. M. 2020. Taxonomic revision of the genus Prionopelta Mayr, 1866 (Formicidae: Amblyoponinae) for the Neotropical region. Zootaxa 4821 (2):201-249. https://doi.org/10.11646/zootaxa.4821.2.1 PDF

Casadei-Ferreira, A.; Economo, E. P.; Feitosa, R. M. 2020. Additions to the taxonomy of Pheidole (Hymenoptera: Formicidae) from the southern grasslands of Brazil. Revista Brasileira de Entomologia 64 (4):21 pp. e20200068. [online early] 10.1590/1806-9665-RBENT-2020-0086 PDF

Oliveira, A. M.; Powell, S.; Feitosa, R. M. 2021. A taxonomic study of the Brazilian turtle ants (Formicidae: Myrmicinae: Cephalotes). Revista Brasileira de Entomologia 65 (3):52 pp. e20210028. [online early] 10.1590/1806-9665-RBENT-2021-0028 PDF

De Albuquerque, E. Z.; do Prado, L. P.; Andradesilva, J.; De Siqueira, E. L. S.; Sampaio, K. L. D.; Alves, D. L.; Brandão, C. R. F.; Andrade, P. L.; Feitosa, R. M.; Koch, E. B. D.; Delabie, J. H. C.; Fernandes, I.; Baccaro, F. B.; Souza, J. L. P.; Almeida, R. P. S.; Silva, R. R. 2021. Ants of the State of Pará, Brazil: a historical and comprehensive dataset of a key biodiversity hotspot in the Amazon Basin. Zootaxa 5001 (1):1-83. 10.11646/zootaxa.5001.1.1 PDF

Camacho, G. P.; Franco, W.; Branstetter, M. G.; Pie, M. R.; Longino, J. T.; Schultz, T. R.; Feitosa, R. M. 2022. UCE phylogenomics resolves major relationships among ectaheteromorph ants (Hymenoptera: Formicidae: Ectatomminae, Heteroponerinae): a new classification for the subfamilies and the description of a new genus. Insect Systematics and Diversity 6 (1): 5:1-20. 10.1093/isd/ixab026 PDF

Camacho, G. P.; Feitosa, R. M. 2022. [Boltonia Camacho and Feitosa new genus.]. P. 14 in: Camacho, G. P.; Franco, W.; Branstetter, M. G.; Pie, M. R.; Longino, J. T.; Schultz, T. R.; Feitosa, R. M. 2022. UCE phylogenomics resolves major relationships among ectaheteromorph ants (Hymenoptera: Formicidae: Ectatomminae, Heteroponerinae): a new classification for the subfamilies and the description of a new genus. Insect Systematics and Diversity 6 (1): 5:1-20. PDF

Da Silva, T. S. R; Chaul, J. C. M.; Feitosa, R. M. 2022. Lectotype designation and redescription of four commonly collected Neotropical species of Strumigenys (Hymenoptera: Formicidae). European Journal of Taxonomy 798:103-126. 10.5852/ejt.2022.798.1673 PDF

Camacho, G. P.; Feitosa, R. M. 2022 ("2022"). Bazboltonia nom. nov., a replacement name for the preoccupied Neotropical ant genus Boltonia Camacho & Feitosa 2022 (Hymenoptera: Formicidae). Zootaxa 5116(3):449-450. 10.11646/zootaxa.5116.3.9 PDF

Notes: new replacement name Bazboltonia nom. nov. for Boltonia Camacho & Feitosa 2022. Accordingly, a new combination is herein proposed for the single species currently included in the genus: Bazboltonia microps (Borgmeier 1957) comb. nov.

Feitosa, R. M.; Dias, A. M. 2024. An illustrated guide for the identification of ant subfamilies and genera in Brazil. Insect Systematics & Evolution -:1-121. [online early] 10.1163/1876312X-bja10062 PDF