Löwenstein FormationThe Löwenstein Formation is a lithostratigraphic formation of the Keuper in Germany. It is underlain by the Mainhardt Formation and overlain by the Trossingen Formation. It dates back to the middle Norian.FaunaTheropod tracks and an unnamed herrerasaur genus are known from the Lower Stubensandstein.ArchosaursDinosaursSauropodomorphsTheropodsReptilesOther Amniotes Cyclotosaurus ''Metoposaurus''