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What was the first period of the mesozoic era called?
Triassic
What period came first Jurassic cretaceous or triassic?
jurassic The Triassic was the earliest period of the Mesozoic, followed by the Jurassic then the Cretaceous. The Cretaceous was of the greatest duration.
How many Periods are there in the Mesozoic Era?
There were three geological periods in the Mesozoic Era(251 - 65Ma).The Triassic Period(251 - 199Ma),the Jurassic period(199 - 145Ma) &the Cretaceous Period(145 - 65Ma).
What is the jursssic period?
The Jurassic is the second of the three periods of the Mesozoic. It was named for the Jura Mountains, where many of its fossils have been found.
What period did the first dinosaur's appear in?
The earliest reptiles known evolved around 312 million years ago, and looked a lot like lizards. However, they were not actually lizards. The oldest known lizard fossil dates to 220 million years ago, about the same time that dinosaurs evolved. That was during the Triassic period of the Mesozoic era.
What Era did dinosaurs live in?
The dinosaurs lived in the Mesozoic Era, which includes the Triassic, Jurassic, and Cretaceous periods. The first dinosaurs appeared in the late Triassic and went extinct at the end of the Cretaceous.
What is oldest period in the mesozoic era?
triassic
Dinosaurs lived during what period?
Jurassic, Triassic, Cretaceous/The Mesozoic (all 3 in 1)
What was the first period of the mesozoic era called?
Triassic
What period was Arizonasaurus alive?
The middle Triassic period of the Mesozoic Era
Are There are 6 periods in the Mesozoic Era?
There were three periods in the Mesozoic Era. The Triassic Period, the Jurassic period & the Cretaceous Period.
In which period were the dinosaurs dominant aka age of the dinosaurs?
They were dominant during the mesozoic era, which was made up of the Triassic, Jurassic, and Cretaceous periods.
What period came first Jurassic cretaceous or triassic?
jurassic The Triassic was the earliest period of the Mesozoic, followed by the Jurassic then the Cretaceous. The Cretaceous was of the greatest duration.
How many Periods are there in the Mesozoic Era?
There were three geological periods in the Mesozoic Era(251 - 65Ma).The Triassic Period(251 - 199Ma),the Jurassic period(199 - 145Ma) &the Cretaceous Period(145 - 65Ma).
In which era did the dinosaurs exist?
Mesozoic but it was split into 3- Triassic, Jurassic and Cretaceous. Dinosaurs lived from the late Triassic Period, Jurassic Period and Cretacious Period. Dinosaurs died in the Late Cretacious Period 65 Million Years Ago
When did the triassic period take place?
The Triassic was from about 225 million to 190 million years ago. It is the first period of the Mesozoic ("middle life") Era.The Triassic Period is most commonly believed to have begun 251 million years ago and lasted until 199.6 million years ago.
In which era did supercontinent Pangaea break up?
Pangaea started to break up during the Triassic Period. It continued to split apart in the Jurassic Period and was almost complete in breaking up in the Cretaceous Period. After that it formed into the landmasses that we see today. The Mesozoic era.
