-41.57646, -2.9054334: 10 Treatments

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Ciocalypta parnaiba   sp. nov.  Annunziata, Bruno B., Nascimento, Elielton & Pinheiro, Ulisses, 2024, A new species of Ciocalypta Bowerbank, 1862 (Demospongiae, Suberitida, Halichondriidae) from Northeastern Brazil, Zootaxa 5477 (1), pp. 98-100 : 98-100 98-100
Placospongia ruetzleri     Sandes, Joana, Moraes, Fernando & Muricy, Guilherme, 2024, Taxonomy of Placospongia Gray, 1867 from Northern and Northeastern Brazil, with description of two new species (Porifera: Demospongiae: Clionaida), Zootaxa 5405 (4), pp. 495-525 : 509-513 509-513
Botryocladia franciscana   sp. nov.  Santiago, Janaína De Araújo Sousa, Carneiro, Pedro Bastos De Macedo, Santiago, André Prata, Feijó, Rubens Galdino & Maggioni, Rodrigo, 2016, A New Species of Rhodymeniaceae (Rhodophyta, Rhodymeniales) from the Northern Brazilian Coast: Botryocladia franciscana sp. nov., Phytotaxa 243 (2), pp. 137-146 : 140-141 140-141
Callichirus corruptus   sp. nov.  Hernáez, Patricio, Miranda, Marcel S., Rio, Juliana P. P. & Pinheiro, Marcelo A. A., 2022, A new Callichirus ghost shrimp species from the southwestern Atlantic, long confounded with C. major (Say, 1818) (Decapoda: Axiidea: Callichiridae), Journal of Natural History 56 (9 - 12), pp. 533-563 : 539-553 539-553
Marma linae   sp. nov.  Salgado, Alexandre & Ruiz, Gustavo R. S., 2020, Taxonomic revision of Marma Simon, 1902 (Araneae: Salticidae: Euophryini), Zootaxa 4899 (1), pp. 287-353 : 302-307 302-307
Pseudophallus brasiliensis     Dallevo-Gomes, Caio I. A., Mattox, George M. T. & Toledo-Piza, Mônica, 2020, Taxonomic review of the pipefish genus Pseudophallus Herald, with the description of a new species (Syngnathiformes: Syngnathidae), Zootaxa 4859 (1), pp. 81-112 : 86-90 86-90
Leucauge argyra     Ferreira-Sousa, Leonardo, Venticinque, Eduardo Martins, Motta, Paulo César & Brescovit, Antonio Domingos, 2023, The more, the merrier: a new colonial species of the orb weaving spider genus Leucauge White, 1841 (Araneae: Tetragnathidae) from the Amazon rainforest, Zootaxa 5383 (1), pp. 83-95 : 85-87 85-87
Attacobius tremembe   sp. nov.  Pereira-Filho, José Moisés B., Saturnino, Regiane & Bonaldo, Alexandre B., 2018, Five new species and novel descriptions of opposed sexes of four species of the spider genus Attacobius (Araneae: Corinnidae), Zootaxa 4462 (2), pp. 211-228 : 224-226 224-226
Falconina gracilis     García, Fabián & Bonaldo, Alexandre B., 2023, Taxonomic revision of the soldier spider genus Falconina Brignoli, 1985 (Araneae: Corinnidae: Corinninae), Zootaxa 5343 (3), pp. 201-242 : 205-220 205-220
Botrhiurus asper     Santos-Da-Silva, Andria De Paula, Carvalho, Leonardo Sousa & Brescovit, Antonio Domingos, 2017, Two new species of Bothriurus Peters, 1861 (Scorpiones, Bothriuridae) from Northeastern Brazil, Zootaxa 4258 (3), pp. 238-256 : 249-251 249-251