(Rio do Rasto Formation tooth).
Named By: Alessandra D. S. Boos, Christian F. Kammerer, Cesar L. Schultz, Marina B. Soares & Ana L. R. Ilha - 2016.
Classification: Chordata, Synapsida, Therapsida, Dicynodontia, Bidentalia.
Species: R. procurvidens (type).
Known locations: Brazil - Rio do Rasto Formation.
Time period: Permian.
Fossil representation: Partial remains.
Rastodon is a genus of dicynodont that lived in Brazil during the Permian. Like other dicynodonts, Rastodon had two tusks which grew downwards from the upper jaw. However, unlike dicynodont genera named before 2016, the tusks of Rastodon are noted as actually curving to point slightly forwards.
- A new dicynodont (Therapsida: Anomodontia) from the Permian of southern Brazil and its implications for bidentalian origins. - PLoS ONE. 11 (5). - Alessandra D. S. Boos, Christian F. Kammerer, Cesar L. Schultz, Marina B. Soares & Ana L. R. Ilha - 2016.