-56.19422, -1.6124167: 12 Treatments

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Haematotropis poranga   sp. nov.  De, Thaís M., Bueno-Villegas, Almeida Julián & Rafael, José A., 2021, Taxonomic review of the millipede genus Haematotropis Jeekel, 2000 (Diplopoda, Polydesmida, Aphelidesmidae, Aphelidesminae) with descriptions of thirteen new species, Zootaxa 5064 (1), pp. 1-71: 55-58 55-58
Araneae   n. sp.  Passanha, Victor & Brescovit, Antonio D., 2018, On the Neotropical spider Subfamily Masteriinae (Araneae, Dipluridae), Zootaxa 4463 (1), pp. 1-73: 32-34 32-34
Sparianthis ravida   comb. nov.  Rheims, Cristina A., 2020, Revision of the spider genus Sparianthis Simon, 1880 (Araneae, Sparassidae Sparianthinae), Zootaxa 4890 (2), pp. 151-191: 184-187 184-187
Sparianthis juruti   sp. nov.  Rheims, Cristina A., 2020, Revision of the spider genus Sparianthis Simon, 1880 (Araneae, Sparassidae Sparianthinae), Zootaxa 4890 (2), pp. 151-191: 176-180 176-180
Tupirinna mutum   sp. nov.  Xavier, Cláudia & Bonaldo, Alexandre B., 2021, Taxonomic revision of the genus Tupirinna Bonaldo, 2000 (Araneae: Corinnidae: Corinninae), Zootaxa 5004 (2), pp. 201-250: 220-222 220-222
Araneae   n. sp.  Passanha, Victor & Brescovit, Antonio D., 2018, On the Neotropical spider Subfamily Masteriinae (Araneae, Dipluridae), Zootaxa 4463 (1), pp. 1-73: 66-68 66-68
Tupirinna cruzes   sp. nov.  Xavier, Cláudia & Bonaldo, Alexandre B., 2021, Taxonomic revision of the genus Tupirinna Bonaldo, 2000 (Araneae: Corinnidae: Corinninae), Zootaxa 5004 (2), pp. 201-250: 230-232 230-232
Neoxyphinus barreirosi   new species  Abrahim, Naiara, Brescovit, Antonio D., Rheims, Cristina A., Santos, Adalberto J., Ott, Ricardo & Bonaldo, Alexandre B., 2012, A Revision of the Neotropical Goblin Spider Genus Neoxyphinus Birabén, 1953 (Araneae, Oonopidae), American Museum Novitates 2012 (3743), pp. 1-76: 56-60 56-60
Gymnotiformes   new species  Campos-Da-Paz, Ricardo, 2018, A new species of Hypopygus Hoedeman (Gymnotiformes: Rhamphichthyidae) from the rio Trombetas system, Amazon basin, Brazil, Zootaxa 4410 (1), pp. 190-200: 192-198 192-198
Mixopleuroxus     Sousa, Francisco Diogo R., Elmoor-Loureiro, Lourdes M. A., Mugnai, Riccardo, Panarelli, Eliana Aparecida & Paggi, Juan César, 2018, A revision of the genus Disparalona (Cladocera, Chydorinae) in South America, European Journal of Taxonomy 460, pp. 1-34: 3-9 3-9
Ilyocryptus silvaeducensis subsp. paraensis   subsp. nov.  Kotov, Alexey A. & Elmoor-Loureiro, Lourdes M. A., 2008, Revision of Ilyocryptus Sars, 1862 (Cladocera: Ilyocryptidae) of Brazil with description of two new subspecies, Zootaxa 1962 (1), pp. 49-64: 55-57 55-57
Ilyocryptus spinifer     Kotov, Alexey A. & Elmoor-Loureiro, Lourdes M. A., 2008, Revision of Ilyocryptus Sars, 1862 (Cladocera: Ilyocryptidae) of Brazil with description of two new subspecies, Zootaxa 1962 (1), pp. 49-64: 58-60 58-60