-50.2, -6.0: 10 Treatments

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Martarega uruguayensis     Barbosa, Julianna Freires, Ribeiro, José Ricardo Inacio & Nessimian, Jorge Luiz, 2012, A synopsis of Martarega White, 1879 (Insecta: Heteroptera: Notonectidae) occurring in the Brazilian Amazonia, with descriptions of three new species, Journal of Natural History 46 (17 - 18), pp. 1025-1057 : 1047-1053 1047-1053
Ruellia anamariae   sp. nov.  Reis, Agirlayne De Souza, Kameyama, Cíntia & Gil, André Dos Santos Bragança, 2017, Ruellia anamariae, a new species of Acanthaceae from northern Brazil, Phytotaxa 327 (3), pp. 276-282 : 277-281 277-281
Speocera piquira   sp. nov.  Brescovit, Antonio Domingos, Zampaulo, Robson De Almeida, Cizauskas, Igor & Pedroso, Leandro, 2022, Three new subterranean species of the genus Speocera (Araneae, Ochyroceratidae) from caves of the Carajás area in the state of Pará, Brazil, Zootaxa 5169 (2), pp. 101-135 : 122-129 122-129
Brasilianthus carajensis   gen. et sp. nov.  Almeda, Frank, Michelangeli, Fabián A. & Viana, Pedro L., 2016, Brasilianthus (Melastomataceae), a new monotypic genus endemic to ironstone outcrops in the Brazilian Amazon, Phytotaxa 273 (4), pp. 269-282 : 272-279 272-279
Pseudonannolene spelaea     Iniesta, Luiz Felipe Moretti, Bouzan, Rodrigo Salvador & Brescovit, Antonio Domingos, 2023, A reassessment of the Neotropical genus Pseudonannolene Silvestri, 1895: cladistic analysis, biogeography, and taxonomic review (Spirostreptida: Pseudonannolenidae), European Journal of Taxonomy 867 (1), pp. 1-312 : 85-87 85-87
Charinus carajas     Miranda, Gustavo Silva de, Giupponi, Alessandro P. L., Prendini, Lorenzo & Scharff, Nikolaj, 2021, Systematic revision of the pantropical whip spider family Charinidae Quintero, 1986 (Arachnida, Amblypygi), European Journal of Taxonomy 772, pp. 1-409 : 51-53 51-53
Ctenorillo ferrarai     Cardoso, Giovanna Monticelli, M, Diego de, Bento, edeiros & Ferreira, Rodrigo Lopes, 2024, Unveiling a hidden diversity: descriptions of nine new species of Ctenorillo Verhoeff, 1942 (Isopoda, Armadillidae) discovered in Brazilian caves and their importance for conservation, Zoosystema 46 (5), pp. 95-132 : 97-101 97-101
Paracymbiomma carajas   sp. nov.  Rodrigues, Bruno V. B., Cizauskas, Igor & Rheims, Cristina A., 2018, Description of Paracymbiomma gen. nov., a new genus of prodidomid spiders from the Neotropical region (Araneae: Prodidomidae) including a new troglobite species, Zootaxa 4514 (3), pp. 301-331 : 308-320 308-320
Circoniscus xikrin   sp. nov.  López-Orozco, Carlos Mario, Campos-Filho, Ivanklin Soares, Gallo, Jéssica S., Gallão, Jonas E., Carpio-Díaz, Yesenia M., Borja-Arrieta, Ricardo & Bichuette, Maria Elina, 2024, Iron-isopods: new records and new species of terrestrial isopods (Isopoda, Oniscidea) from Brazilian Amazon iron ore caves, European Journal of Taxonomy 921 (1), pp. 116-135 : 125-129 125-129
Paracymbiomma carajas     Cizauskas, Igor, Brescovit, Antonio D., Rodrigues, Bruno V. B. & Rheims, Cristina A., 2024, Description of the female of P. pauferrense Rodrigues, Cizauskas & Rheims, 2018 and three new species of Paracymbiomma Rodrigues, Cizauskas & Rheims, 2018 (Araneae: Prodidomidae) from Brazil, Zootaxa 5474 (3), pp. 271-291 : 290 290