Title:A new species of Phrixotrichus (Araneae, theraphosidae) from Southwestern Argentina and new distributional data for P. vulpinus / Una nueva especie de Phrixotrichus (Araneae, Theraphosidae) del sudoeste de Argentina y nuevos datos de distribución para P. vulpinus
Title:Description of two new species of Plesiopelma (Araneae, Theraphosidae, Theraphosinae) from Argentina / Descripción de dos nuevas especies de Plesiopelma (Araneae, Theraphosidae, Theraphosinae) de Argentina
Title:Cladistic reanalysis and historical biogeography of the genus Lycinus Thorell, 1894 (Araneae: Mygalomorphae: Nemesiidae) with description of two new species from western Argentina
Title:Description of the male of Stenoterommata uruguai (Araneae: Mygalomorphae: Nemesiidae) from Northeastern Argentina, with notes on its natural history / Descripción del macho de Stenoterommata uruguai (Araneae: Mygalomorphae: Nemesiidae) del noreste de Argentina, con notas sobre su historia natural