Rezende, A. B.; Stevaux, J. C.; Parolin, M.; Guerreiro, R. L. Sponge Spicules As Proxy in Upper Quaternary Lake Deposits Near Cianorte (PR): A Tentative Correlation With Lakes of Central-Southern Brazil (NW Paraná and SE Mato Grosso Do Sul. ABEQUA 2018, 9.