 The Maevarano Formation, dated to late Maastrichtian age, has provided a diverse faunal assemblage, including the giant frog "Beelzebufo", gondwanathere mammals, dinosaurs, crocodylians and other groups.The Middle Jurassic Isalo III Formation contains fossil dinosaurs.Typical Gondwanan flora of "Glossopteris" is found in the Permian formations in Madagascar.