The two antwrens comprise the genus Isleria. They were formerly considered conspecific to the genus Myrmotherula, however studies suggested enough divergence the SACC accepted the genus in 2012. The two species comprising Isleria are: \n* Rufous-bellied antwren, Isleria guttata \n* Plain-throated antwren, Isleria hauxwelli
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0