-56.06016, -6.357519: 10 Treatments

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Epicadus dimidiaster   sp. nov.  Machado, Miguel, Teixeira, Renato Augusto & Lise, Arno Antonio, 2018, There and back again: More on the taxonomy of the crab spiders genus Epicadus (Thomisidae: Stephanopinae), Zootaxa 4382 (3), pp. 501-530: 508-510 508-510
Allobates nunciatus   sp. nov.  Moraes, Leandro João Carneiro De Lima, Pavan, Dante & Lima, Albertina Pimentel, 2019, A new nurse frog of Allobates masniger - nidicola complex (Anura, Aromobatidae) from the east bank of Tapajós River, eastern Amazonia, Zootaxa 4648 (3), pp. 401-434: 404-421 404-421
Cyphoderus mucrostrimenus   sp. nov.  Oliveira, João Victor L. C., Alves, Jorge L. S. & Zeppelini, Douglas, 2017, Two new Cyphoderus (Collembola: Paronellidae) of “ tridenticulati ” and “ bidenticulati ” groups from Brazilian Amazon, Zootaxa 4350 (1), pp. 47-60: 54-58 54-58
Tupirinna regiae   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: 213-216 213-216
Deguelia decorticans   sp. nov.  Camargo, Rodrigo A. & Tozzi, Ana Maria G. A., 2014, A new species of Deguelia (Leguminosae, Papilionoideae) from the Brazilian Amazon Basin, Phytotaxa 184 (3), pp. 160-164: 161 161
Monodelphis (Mygalodelphys) saci   new species  Pavan, Silvia E., Mendes-Oliveira, Ana C. & Voss, Robert S., 2017, A New Species of Monodelphis (Didelphimorphia: Didelphidae) from the Brazilian Amazon, American Museum Novitates 2017 (3872), pp. 1-20: 5-17 5-17
Epipleoneura williamsoni     Pessacq, P. & Costa, J. M., 2010, Epipleoneura angeloi (Odonata: Protoneuridae), a new species from the central region of Brazil, Zootaxa 2721, pp. 55-61: 59 59
Myrmecium quasimodo   sp. nov.  Silva-Junior, Claudio J. & Bonaldo, Alexandre B., 2019, Four new species of Myrmecium Latreille, 1824 and complementary description of M. machetero Candiani & Bonaldo, 2017 (Araneae: Corinnidae: Castianeirinae), Zootaxa 4706 (2), pp. 391-400: 397-400 397-400
Microglanis maculatus   new species  Shibatta, Oscar Akio, 2014, A new species of Microglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin, Goiás State, Central Brazil, Neotropical Ichthyology 12 (1), pp. 81-87: 82-86 82-86
Archolaemus luciae   SP. NOV.  Vari, Richard P., Santana, Carlos David De & Wosiacki, Wolmar B., 2012, South American electric knifefishes of the genus Archolaemus (Ostariophysi, Gymnotiformes): undetected diversity in a clade of rheophiles, Zoological Journal of the Linnean Society 165 (3), pp. 670-699: 689-692 689-692