-37.3325, -10.765: 10 Treatments

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Lachnomyrmex nordestinus   new species  Feitosa, R. M. & Brandão, C. R. F., 2008, A taxonomic revision of the Neotropical myrmicine ant genus Lachnomyrmex Wheeler (Hymenoptera: Formicidae), Zootaxa 1890, pp. 1-49: 29-30 29-30
Oxyethira (Loxotrichia) tica     De Souza, Wagner Rafael M. & Santos, Allan Paulo Moreira, 2017, Taxonomic study of the genus Oxyethira Eaton 1873 (Trichoptera: Hydroptilidae) from Northeast Brazil: Eleven new species and distributional records, Zootaxa 4236 (3), pp. 484-506: 504 504
Oxyethira (Dactylotrichia) retrosa   sp. nov.  De Souza, Wagner Rafael M. & Santos, Allan Paulo Moreira, 2017, Taxonomic study of the genus Oxyethira Eaton 1873 (Trichoptera: Hydroptilidae) from Northeast Brazil: Eleven new species and distributional records, Zootaxa 4236 (3), pp. 484-506: 486-490 486-490
Ariadna boliviana     Giroti, André Marsola & Brescovit, Antonio Domingos, 2018, The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae), Zootaxa 4400 (1), pp. -1--1: 59-62 59-62
Chrosiothes niteroi     Rodrigues, Everton Nei Lopes, 2017, Six new species and new records of the spider genus Chrosiothes from Brazil with the description of the female of Chrosiothes venturosus Marques & Buckup, 1997 (Araneae, Theridiidae, Spinthari, Zootaxa 4329 (3), pp. 219-236: 231-233 231-233
Nops ipojuca   new species  Sánchez-Ruiz, Alexander & Brescovit, Antonio D., 2018, A revision of the Neotropical spider genus Nops MacLeay (Araneae: Caponiidae) with the first phylogenetic hypothesis for the Nopinae genera, Zootaxa 4427 (1), pp. 1-121: 79-80 79-80
Synotaxus itabaiana   n. sp.  Santos, Adalberto J. & Rheims, Cristina A., 2005, Four new species and new records for the spider genus Synotaxus Simon, 1895 (Araneae: Synotaxidae) from Brazil, Zootaxa 937, pp. 1-12: 9-10 9-10
Ariadna obscura     Giroti, André Marsola & Brescovit, Antonio Domingos, 2018, The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae), Zootaxa 4400 (1), pp. -1--1: 25-29 25-29
Hyetussa sergipe   sp. nov.  Bustamante, Abel A. & Ruiz, Gustavo R. S., 2017, Systematics of Thiodinini (Araneae: Salticidae: Salticinae), with description of a new genus and twelve new species, Zootaxa 4362 (3), pp. 301-347: 322-323 322-323
Monastria cabocla   sp. n.  Tarli, Vitor Dias, Grandcolas, Philippe & Pellens, Roseli, 2018, Taxonomic revision of the genus Monastria Saussure, 1864 (Blattodea: Blaberidae Blaberinae) from the South American Atlantic forest, with the descriptions of five new species, Zootaxa 4524 (3), pp. 359-391: 375-377 375-377