Mussurana bicolor (Peracca, 1904)

Bicoloured Mussurana,

Mussurana bicolor (Peracca, 1904)

A species distributed largely in the Paraguay River Basin ( Cacciali et al. 2016b), here we provide documentation of an eastern extension in Paraguay. An individual ( Fig. 17 View Fig ) photographed by Sergio Sotelo at General Artigas (26°56’26’’S 56°14’04’’W), Itapúa department on 25 October 2021 extends the distribution east along the Paraná River   GoogleMaps Basin as the first record for that department. Mussurana bicolor is now known to occur in Alto Paraguay, Boquerón, Central   GoogleMaps , Concepción, Cordillera, Itapúa, Ñeembucú, Presidente Hayes and San Pedro departments. It   GoogleMaps is considered to be of “Least Concern” in Paraguay ( Martínez et al., 2020c).