Říčan, O. and Říčanová, Štěpánka 2023. A new highly apomorphic species of Bujurquina (Teleostei: Cichlidae) from a reverse flowing river in the Peruvian Amazon, with a key to the species in the genus. European Journal of Taxonomy. 870, 1 (Jun. 2023), 167–201. DOI:https://doi.org/10.5852/ejt.2023.870.2127.