joannis, Pimelodus Ribeiro [F. R. V.], Lucena [C. A. S. de] & Lucinda [P. H. F.] 2008:460, Figs. 4, 6 [Neotropical Ichthyology v. 6 (no. 3); ref. 29855] Ipueiras, rio Tocantins near the confluence with rio Manoel Alves, about 11°19'S, 48°38'W, Tocantins State, Brazil. Holotype: MCP 41739. Paratypes: MCP 41919 (5); UNT 5641 (1 c&s), 5644 (1), 5655 (15), 5751 (1), 5760 (1), 5790 (1), 8241 (1). •Valid as Pimelodus joannis Ribeiro, Lucena & Lucinda 2008 -- (Ribeiro et al. 2011:128 [ref. 31238], Costa e Silva et al. 2018:105 [ref. 35734]). Current status: Valid as Pimelodus joannis Ribeiro, Lucena & Lucinda 2008. Pimelodidae. Distribution: Tocantins River drainage, Brazil. Habitat: freshwater.