Janák, J. 2025. Overview of Octavius of Mpumalanga and Limpopo Provinces, South Africa (Coleoptera: Staphylinidae: Euaesthetinae) with descriptions of eight new species. Zootaxa. 5737, 1 (Dec. 2025), 105–126. DOI:https://doi.org/10.11646/zootaxa.5737.1.5.