Mesozoic Era

Dinosaurs / The Cenozoic is the most recent of the three major subdivisions of animal history. The other two are Paleozoic and Mesozoic. We are in an era called the Cenozoic Era. The dinosaurs lived in the Mesozoic Era.The periods in the Mesozoic era were: Triassic, Jurassic and Cretaceous. The Mesozoic era ended 65 million years ago. T-Rex, one of the last dinosaurs, lived in the Cretaceous era.The periods in the Cenozoic era are: Early Tertiary, Late Tertiary and Quarternary.We are in the Quartenary period.Did you know that some dinosaurs were herbivores ? These are some herbivorous dinosaurs sorted by period:Archosaurs : These lived in the Triassic period. Some types of archosaurs are Chasmatosaurus, Stagonlepis, Desmatosuchus.Here are some Dicynodonts: These also lived in the Triassic period. They died out very early. Here are some types of dicynodonts: Placerias, Sinokanneymeria and Lystrosaurus.Here are some herbivourous dinosaurs from the Jurassic period: Saltasaurus, Titanosaurus and Tenontosaurus.Here are some herbivourous dinosaurs from the Cretaceous period: Brachiosaurus, Triceratops, Zuniceratops and Omeiosaurus.Some dinosaurs ate other dinosaurs. Here are a few types of carnivorous dinosaurs: T-Rex, Adasaurus and Acrocanthosaurus.No one knows what colors dinosaurs had. They guessed the colors by studying the environment where it lived.

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