-49.98371, -28.59846: 10 Treatments

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Parastacus fluviatilis   sp. nov.  Ribeiro, Felipe Bezerra, Buckup, Ludwig, Gomes, Kelly Martinez & Araujo, Paula Beatriz, 2016, Two new species of South American freshwater crayfish genus Parastacus Huxley, 1879 (Crustacea: Decapoda: Parastacidae), Zootaxa 4158 (3), pp. 301-324 : 305-311 305-311
Pavonia salmonea   sp. nov.  Grings, Martin & Boldrini, Ilsi Iob, 2012, Two new species of Pavonia section Lebretonia subsection Hastifoliae (Malvaceae: Malvoideae) from southern Brazil, Phytotaxa 39, pp. 38-46 : 39-41 39-41
Eurycheilichthys pantherinus     Reis, Roberto E., 2017, Unexpectedly high diversity in a small basin: A taxonomic revision of Eurycheilichthys (Siluriformes: Loricariidae), with descriptions of seven new species, Neotropical Ichthyology 15 (1), No. e 160068, pp. 1-28 : 4-6 4-6
Maruina (Maruina) barrettoi     Camico, Jéssica Luna, Cordeiro, Danilo Pacheco & Chagas, Cínthia, 2019, Maruina Müller, 1895 (Diptera: Psychodidae): description of four new species from Brazil, with revised diagnoses for the genus and subgenera, Zootaxa 4652 (2), pp. 296-316 : 304 304
Oxalis sarmentosa     Nuernberg-Silva, Anelise & Fiaschi, Pedro, 2021, Taxonomic revision and morphological delimitation of Oxalis sect. Ripariae (Oxalidaceae), Phytotaxa 529 (1), pp. 125-159 : 153-155 153-155
Eurycheilichthys paucidens   sp. nov.  Reis, Roberto E., 2017, Unexpectedly high diversity in a small basin: A taxonomic revision of Eurycheilichthys (Siluriformes: Loricariidae), with descriptions of seven new species, Neotropical Ichthyology 15 (1), No. e 160068, pp. 1-28 : 19-22 19-22
Oxalis niederleinii     Nuernberg-Silva, Anelise & Fiaschi, Pedro, 2021, Taxonomic revision and morphological delimitation of Oxalis sect. Ripariae (Oxalidaceae), Phytotaxa 529 (1), pp. 125-159 : 142-144 142-144
Gaylussacia pseudogaultheria     Dalastra, Claudenice Hilda & Heiden, Gustavo, 2022, Ericaceae in Rio Grande do Sul state, Southern Brazil, Phytotaxa 564 (2), pp. 149-190 : 180-181 180-181
Parastacus pilicarpus   sp. nov.  Huber, Augusto Frederico, Ribeiro, Felipe Bezerra & Araujo, Paula Beatriz, 2018, New endemic species of freshwater crayfish Parastacus Huxley, 1879 (Crustacea: Decapoda: Parastacidae) from the Atlantic forest in southern Brazil, Nauplius 26, pp. 1-18 : 10-17 10-17
Bryconamericus patriciae   sp. nov.  Silva, José Francisco Pezzi da, 2004, Two new species of Bryconamericus Eigenmann (Characiformes: Characidae) from southern Brazil, Neotropical Ichthyology 2 (2), pp. 55-60 : 56-58 56-58