@article{journal, author = {Lapparent de Broin F. de}, title = {The oldest pre-Podocnemidid turtle (Chelonii, Pleurodira), from the early Cretaceous, Cear{\'a} state, Brasil, and its environment}, year = {2000}, volume = {9}, pages = {43--95}, journal = {Treballs del Museu de Geologia de Barcelona}, keywords = {Chelonians, New taxon, Phyletic relationships, Cretaceous, Brash, Palaeoecolgical and Stratigraphical considerations} }