The Permian Tiaraju bivalve assemblage, Passa Dois Group, southern Brazil: biostratigraphic and paleobiogeographic significance - Simões, Marcello Guimarães; David, Juliana Machado; Anelli, Luiz Eduardo; Klein, Carla; Matos, Suzana Aparecida; Guerrini, Vitor Bonatto; Warren, Lucas (Brazilian Journal of Geology, 2017)