-53.755714, -29.698107: 11 Treatments

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Haplotaxida     Bartz, Marie L. C., James, Samuel W., Steffen, Gerusa P. K., Antoniolli, Zaida, Steffen, Ricardo B. & Brown, George G., 2018, New species-group taxa of Glossoscolex (Clitellata: Glossoscolecidae) from Rio Grande do Sul, Brazil, Zootaxa 4496 (1), pp. 548-561: 555-559 555-559
Araneae   comb. nov.  Polotow, Daniele & Brescovit, Antonio D., 2019, Guasuctenus gen. nov., a new Neotropical spider genus of Ctenidae (Araneae), Zootaxa 4624 (4), pp. 539-550: 543-545 543-545
Patrera opertanea   new combination  Oliveira, Luiz Fernando M. & Brescovit, Antonio D., 2021, The spider genus Patrera Simon (Araneae: Dionycha, Anyphaeninae) in the Atlantic Forest biome, with the description of one new species from Brazil, Zootaxa 4991 (2), pp. 201-246: 227-230 227-230
Kryptochroma pentacantha   gen. et comb. nov.  Machado, Miguel, Viecelli, Rafaela, Guzati, Catherine, Grismado, Cristian J. & Teixeira, Renato A., 2021, Kryptochroma: a new genus of bark-dwelling crab spiders (Araneae, Thomisidae), European Journal of Taxonomy 778, pp. 26-70: 44-48 44-48
Eupalaestrus roccoi   sp. nov.  Malta Borges, Leandro, Paladini, Andressa & Bertani, Rogério, 2021, Two new species of Eupalaestrus Pocock, 1901 (Araneae: Theraphosidae) from Southern Brazil and Northeastern Argentina, Journal of Natural History 55 (13 - 14), pp. 889-908: 898-905 898-905
Macropygium reticulare     Silva, Layse Mitsue Harada Da & Campos, Luiz Alexandre, 2021, Revision of Macropygium Spinola, 1837 (Hemiptera: Pentatomidae: Ochlerini) with the revalidation of three species and the description of one new species, Zootaxa 4958 (1), pp. 605-627: 612-617 612-617
Tetragnatha laboriosa     de Souza Castanheira, Pedro & Baptista, Renner Luiz Cerqueira, 2021, Redescription of Tetragnatha guatemalensis, T. laboriosa and T. jaculator, with new synonymies of genus Tetragnatha (Araneae: Tetragnathidae) in the Neotropical Region, Journal of Natural History 54 (47 - 48), pp. 3031-3057: 3040-3047 3040-3047
Araneae     Giroti, André Marsola & Brescovit, Antonio Domingos, 2018, The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae), Zootaxa 4400 (1), pp. 1-114: 33-37 33-37
Actinopus dubiomaculatus     Miglio, Laura Tavares, Pérez-Miles, Fernando & Bonaldo, Alexandre B., 2020, Taxonomic Revision of the Spider Genus Actinopus Perty, 1833 (Araneae, Mygalomorphae, Actinopodidae), Megataxa 2 (1), pp. 1-2: 120-128 120-128
Araneae     Brescovit, Antonio D., Vasconcellos-Neto, João & Villanueva-Bonilla, German Antonio, 2020, Notes on the “ Pinocchio-cobweb-spider ” Craspedisia cornuta (Keyserling, 1891) from southeastern of Brazil (Theridiidae, Pholcommatinae), Zootaxa 4750 (2), pp. 211-224: 212-221 212-221
Araneae     Faleiro, Bárbara T. & Santos, Adalberto J., 2019, Revision of the crab-spiders of the genus Runcinioides Mello-Leitão, 1929 (Araneae, Thomisidae), Zootaxa 4567 (1), pp. 25-46: 29-33 29-33