Říčan, Oldřich, Lubomír Piálek, Adriana Almirón, and Jorge Casciotta. 2023. “Description of Two New Species Forming a Sympatric Species Pair of Crenicichla (Teleostei: Cichlidae) Endemic to the Piray Guazú River in the Paraná River Basin, Misiones, Argentina and Belonging to the C. Mandelburgeri Species Complex”. European Journal of Taxonomy 879 (1):38–63. https://doi.org/10.5852/ejt.2023.879.2159.