-48.420555, -10.720833: 10 Treatments

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Pimelodus joannis   sp. nov.  Ribeiro, Frank R. V., Lucena, Carlos A. S. & Lucinda, Paulo H. F., 2008, Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil, Neotropical Ichthyology 6 (3), pp. 455-464 : 460-462 460-462
Tetragonopterus denticulatus     Silva, Gabriel S. C., Melo, Bruno F., Oliveira, Claudio & Benine, Ricardo C., 2016, Revision of the South American genus Tetragonopterus Cuvier, 1816 (Teleostei: Characidae) with description of four new species, Zootaxa 4200 (1), pp. 1-46 : 31 31
Centromochlus akwe   sp. nov.  Coelho, Fernanda L., Chamon, Carine C. & Sarmento-Soares, Luisa M., 2021, A new species of driftwood catfish Centromochlus Kner, 1858 (Siluriformes Auchenipteridae, Centromochlinae) from Tocantins-Araguaia River drainage, Zootaxa 4950 (1), pp. 149-165 : 150-159 150-159
Pimelodus stewarti   sp. nov.  Ribeiro, Frank R. V., Lucena, Carlos A. S. & Lucinda, Paulo H. F., 2008, Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil, Neotropical Ichthyology 6 (3), pp. 455-464 : 456-458 456-458
Pimelodus halisodous   sp. nov.  Ribeiro, Frank R. V., Lucena, Carlos A. S. & Lucinda, Paulo H. F., 2008, Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil, Neotropical Ichthyology 6 (3), pp. 455-464 : 458-460 458-460
Moenkhausia hysterosticta   new species  Paulo H. F. Lucinda, Luiz R. Malabarba & Ricardo C. Benine, 2007, On a new species of the genus Moenkhausia Eigenmann (Ostariophysi: Characidae)., Zootaxa 1525, pp. 61-68 : 62-67 62-67
Potamotrygon garmani   sp. nov.  João Pedro Fontenelle & Marcelo R. De Carvalho, 2017, Systematic revision of the Potamotrygon scobina Garman, 1913 species-complex (Chondrichthyes: Myliobatiformes: Potamotrygonidae), with the description of three new freshwater stingray species from Brazil and comments on their distribution and biogeography, Zootaxa 4310 (1), pp. 1-63 : 43-54 43-54
Jupiaba elassonaktis   new species  Thiago N. A. Pereira & Paulo H. F. Lucinda, 2007, A new species of Jupiaba Zanata, 1997 (Ostariophysi, Characiformes, Characidae) from the rio Tocantins drainage, Brazil., Zootaxa 1614, pp. 53-60 : 54-57 54-57
Cuphea tenuissima     Facco, Marlon Garlet & Cavalcanti, Taciana Barbosa, 2023, Taxonomic Revision of Cuphea sect. Trispermum s. l. (Lythraceae), Phytotaxa 588 (1), pp. 1921-1935 : 1921-1935 1921-1935
Hyphessobrycon ataktos   sp. nov.  Marinho, Manoela M. F., Dagosta, Fernando C. P. & Birindelli, José L. O., 2014, Hemigrammus ataktos: a new species from the rio Tocantins basin, central Brazil (Characiformes: Characidae), Neotropical Ichthyology 12 (2), pp. 257-264 : 258-261 258-261