Tectonic deformation indicated by fossils: an example of the permian bivalves of the Falkaland islands - Quaglio, Fernanda; Riccomini, Claudio; Simões, Marcello Guimarães; Warren, Lucas; Grohmann, Carlos Henrique; Stone, Philip; Anelli, Luiz Eduardo; Chamani, Marlei A. C (Congresso Brasileiro de Geologia, 2012)