-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
Hypericum austrobrasiliense   sp. nov.  Ely, Cleusa Vogel, Boldrini, Ilsi Iob & Bordignon, Sérgio Augusto De Loreto, 2015, A new species of Hypericum (Hypericaceae) from Southern Brazil, Phytotaxa 192 (4), pp. 290-295 : 290-294 290-294
Parastacus fluviatilis     Ribeiro, Felipe Bezerra & Araujo, Paula Beatriz, 2024, Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species, Zootaxa 5455 (1), pp. 1-84 : 44 44
Chromolaena congesta     Christ, Anderson Luiz & Ritter, Mara Rejane, 2019, A taxonomic study of Praxelinae (Asteraceae-Eupatorieae) in Rio Grande do Sul, Brazil, Phytotaxa 393 (2), pp. 141-197 : 154-158 154-158
Brachystele subfiliformis     Santos, Igor Soares Dos & Silva, Marcos José Da, 2024, Novelties in Brachystele Schltr. (Orchidaceae, Orchidoideae): a new synonym and a lectotype, including notes on geographic distribution, phenology, relationships and conservation status, Phytotaxa 642 (4), pp. 265-272 : 266-270 266-270
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
Americabaetis titthion     Amaral, Igor Ferreira & Salles, Frederico Falcão, 2024, Comprehensive description of new and known stages of Americabaetis titthion Lugo-Ortiz & McCafferty (Ephemeroptera: Baetidae), Zootaxa 5536 (2), pp. 305-314 : 306-312 306-312