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:Cladistic reanalysis and historical biogeography of the genus Lycinus Thorell, 1894 (Araneae: Mygalomorphae: Nemesiidae) with description of two new species from western Argentina