Author: Casciotta, Almirón, Aichino, Gómez, Piálek & Říčan, 2013
Comments: Inhabits stony environment with Secchi disk 212 mm, water temperature 25.1°C, pH 7.14, conductivity 51.4 μS cm-1, dissolved oxygen  99.7% saturation, and alkalinity 9.0 mg l-1.. Stomach contents of two specimens contained snails (<i>Potamolithus</i> sp. and <i>Limnoperna fortunei</i>) and remains of fishes (Ref. 94256).