-51.723335, -3.388611: 10 Treatments

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Parancistrus nudiventris   sp. nov.  Rapp Py-Daniel, Lúcia H. & Zuanon, Jansen, 2005, Description of a new species of Parancistrus (Siluriformes: Loricariidae) from the rio Xingu, Brazil, Neotropical Ichthyology 3 (4), pp. 571-577 : 573-576 573-576
Myloplus sauron   sp. nov.  Machado, Valéria N., Pereira, Victória D., Ota, Rafaela P., Collins, Rupert A., Ândrade, Marcelo, Garcia-Ayala, James R., Jégu, Michel, Farias, Izeni P. & Hrbek, Tomas, 2024, Integrative taxonomy of the black-barred disk pacus (Characiformes: Serrasalmidae), including the redescription of Myloplus schomburgkii and the description of two new species, Neotropical Ichthyology (e 230095) 22 (2), pp. 1-45 : 16-22 16-22
Astyanax dnophos   sp. nov.  Lima, Flávio C. T. & Zuanon, Jansen, 2004, A new species of Astyanax (Characiformes: Characidae) from the rapids of the lower rio Xingu, Brazil, Neotropical Ichthyology 2 (3), pp. 117-122 : 118-120 118-120
Baryancistrus xanthellus   sp. nov.  Py-Daniel, Lúcia Rapp, Zuanon, Jansen & Oliveira, Renildo Ribeiro de, 2011, Two new ornamental loricariid catfishes of Baryancistrus from rio Xingu drainage (Siluriformes: Hypostominae), Neotropical Ichthyology 9 (2), pp. 241-252 : 242-247 242-247
Uchuca ferreirai     Tavares, Gustavo Costa, Sovano, Rafael Segtowick Da Silva & Gutjahr, Ana Lúcia Nunes, 2016, Clarification of the katydid genus Uchuca Giglio-tos, 1898 (Orthoptera: Tettigoniidae): A new species in the Brazilian Amazon Rainforest, Zootaxa 4139 (4), pp. 542-550 : 547-548 547-548
Leporinus torrenticola   sp. nov.  Birindelli, José L. O., Teixeira, Tulio F. & Britski, Heraldo A., 2016, Two new species of Leporinus Agassiz, 1929 (Characiformes: Anostomidae) from tributaries of the lower Amazon basin in Brazil, Zootaxa 4178 (1), pp. 97-115 : 106-110 106-110
Atractidae     Jesus, Ronald Ferreira, Nandyara, Bianca, Santos, Jeannie Nascimento dos & Melo, Francisco Tiago de Vasconcelos, 2024, Acanthoatractis xinguensis n. gen., n. sp. (Nematoda: Cosmocercoidea: Atractidae) parasite of yellow-spotted Amazon river turtle, Podocnemis unifilis Troschel (Testudines: Podocnemididae) in Brazilian Amazon, International Journal for Parasitology: Parasites and Wildlife 24, pp. 100961-100961 : 100961--1 100961--1
Paramyloplus     Toledo-Piza, Mônica, Baena, Eduardo G., Dagosta, Fernando C. P., Menezes, Naércio A., Ândrade, Marcelo, Benini, Ricardo C., Bertaco, Vinicius A., Birindelli, José Luís O., Boden, Gert, Buckup, Paulo A., Camelier, Priscila, Carvalho, Fernando R., Castro, Ricardo M. C., Chuctaya, Junior, Decru, Eva, Derijst, Eddy, Dillman, Casey B., Ferreira, Katiane M., Merxem, Dimitri G., Giovannetti, Victor, Hirschmann, Alice, Jégu, Michel, Jerep, Fernando C., Langeani, Francisco, Lima, Flávio C. T., Lucena, Carlos A. S., Lucena, Zilda Margarete S., Malabarba, Luiz R., Malabarba, Maria Cláudia S. L., Marinho, Manoela M. F., Mathubara, Kleber, Mattox, George M. T., Melo, Bruno F., Moelants, Tuur, Moreira, Cristiano R., Musschoot, Tobias, Netto-Ferreira, André L., Ota, Rafaela P., T. Oyakawa, Osvaldo, Pavanelli, Carla S., Reis, Roberto E., Santos, Osmar, Serra, Jane Piton, Silva, Gabriel S. C., Silva-Oliveira, Cárlison, Souza-Lima, Rosana, Vari, Richard P. & Zanata, Angela M., 2024, Checklist of the species of the Order Characiformes (Teleostei: Ostariophysi), Neotropical Ichthyology (e 230086) 22 (1), pp. 1-548 : 417-432 417-432
Hypancistrus yudja   sp. nov.  Sousa, Leandro Melo de, Sousa, Erilda Barbosa de, Ribeiro, Renildo de Oliveira, Sabaj, Mark H., Zuanon, Jansen & Py-Daniel, Lúcia Rapp, 2025, Two new species of Hypancistrus (Siluriformes: Loricariidae) from the rio Xingu, Amazon, Brazil, Neotropical Ichthyology 23 (1), pp. e 240080-e 240080 : e240080-240080 e240080-240080
Anostomoides passionis   sp. nov.  Santos, Geraldo Mendes Dos & Zuanon, Jansen, 2006, Anostomoides passionis, a new fish species from rio Xingu, Brasil (Characiformes: Anostomidae), Zootaxa 1168 (1), pp. 59-68 : 60-66 60-66