-56.451946, -34.745277: 8 Treatments

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Ariadna boesenbergi     Giroti, André Marsola & Brescovit, Antonio Domingos, 2018, The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae), Zootaxa 4400 (1), pp. 1-114: 37-41 37-41
Allocosa marindia   sp. nov.  Simó, Miguel, Lise, Arno A., Pompozzi, Gabriel & Laborda, Álvaro, 2017, On the taxonomy of southern South American species of the wolf spider genus Allocosa (Araneae: Lycosidae: Allocosinae), Zootaxa 4216 (3), pp. 261-278: 263-264 263-264
Ariadna mollis     Giroti, André Marsola & Brescovit, Antonio Domingos, 2018, The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae), Zootaxa 4400 (1), pp. 1-114: 33-37 33-37
Hirundo leucopyga     Mlíkovský, Jiří & Frahnert, Sylke, 2017, Type specimens and type localities of birds (Aves) collected during F. J. F. Meyen’s circumnavigation in 1830 – 1832, Zootaxa 4250 (1), pp. 1-22: 11 11
Actinopus longipalpis     Duniesky, Rios-Tamayo, 2019, Four new species of Actinopus (Mygalomorphae: Actinopodidae) from Uruguay, Zootaxa 4624 (4), pp. 523-538: 529 529
Allocosa senex     Simó, Miguel, Lise, Arno A., Pompozzi, Gabriel & Laborda, Álvaro, 2017, On the taxonomy of southern South American species of the wolf spider genus Allocosa (Araneae: Lycosidae: Allocosinae), Zootaxa 4216 (3), pp. 261-278: 267-270 267-270
Almafuerte peripampasica   sp. nov.  Grismado, Cristian J. & Carrión, Nicolás López, 2017, Description of Almafuerte, a new genus of ground spiders from South America (Araneae, Gnaphosidae), Zootaxa 4338 (2), pp. 263-291: 268-276 268-276
Metalibitia rosascostai     Coronato-Ribeiro, Amanda & Pinto-Da-Rocha, Ricardo, 2017, Taxonomic revision and cladistic analysis of the genus Metalibitia Roewer, 1912 (Opiliones, Cosmetidae, Cosmetinae), Zootaxa 4291 (2), pp. 201-242: 224-228 224-228