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jurassic
The Triassic was the earliest period of the Mesozoic, followed by the Jurassic then the Cretaceous. The Cretaceous was of the greatest duration.
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Triassic
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How did the triassic-jurassic extinction event create diversification in dinosaurs?
Dinosaurs first appeared in the middle of the Triassic period. The extinction during the Triassic-Jurassic periods allowed dinosaurs to grow to mammoth proportions.
What was the first period of the mesozoic era called?
Triassic
When did dinosaurs exist?
Non-avian dinosaurs existed from around 230 million years ago in the Triassic period until the end of the Cretaceous period, 65 million years ago. The cause of their extinction is most likely an asteroid impact coupled with environmental change.
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.
Where is the jurasic coast?
Hey! The Jurassic Coast is a World Heritage Site(WHS). It is the first World Heritage Site in England. It is situated on the coastline of East Dorset and Devon. It stretches for a whopping 95 miles of coastline with rocks recording 185 million years of the world's history. It's rocks are cretaceous, Jurassic and triassic. from muther mucka (help-123) x
What period were dinosaurs from?
None-avian dinosaurs first appeared in the Triassic period and were the dominant land vertebrates through the Jurassic and Cretaceous periods. At the end of the Cretaceous period, 65.5 million years ago, all non-avian dinosaurs went extinct. Birds, which are now classified as dinosaurs, continue to live to his day.
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.
Which came first the Jurassic or Triassic period of geologic time?
The Triassic preceded the Jurassic.
What period did the first birds arrive?
Dinosaurs first apeared in the triassic period
In what geologic time period did the Triassic Jurrassic and Cretaceous occur?
That is easy, the first is precambrian time, next you get the paleozoic era, which has Cambrian, ordovician, silurian, denovonian, carbonferious periods, Next you get the mesozoic era which contains the next three, which are triassic, jurrasic, and cretacous periods. Lasty you get the Cenozoic era which contains the last two which are the tertiary, and the quaternary!
When did the turasic period end?
The Triassic Period ended 201.3 million years ago. It was the period in which the first dinosaurs evolved. The Triassic was followed by the Jurassic period.
What period of time did the pterodactyl live in?
Pterodactyl or winged lizards are from the late Triassic to the end of the Cretaceous Period (220 to 65.5 million years ago).They are known to be the first vertibrates to develop the skill for flying.
Was there less ox on earth during the dinosaurs time?
During the first period of the Mesozoic, the Triassic, there were less oxygen. However, through the Jurassic and Cretaceous, oxygen was higher than modern levels.
When is the time period when dinosaurs existed?
They evolved in the Triassic and mainly spreadout to dominate the Erath in the Jurassic most people will say this is the golden age of the dinosaurs, however I'd say the early-mid creataceous is, it's when all the weird species came
The age of reptiles occurred during the?
The 'Age of Reptiles' occurred during the Mesozoic Era. The Mesozoic Era occurred from 252.17 to 66 million years ago and holds the Cretaceous, Jurassic, and Triassic periods.
Did apple tree exist in the triassic period?
No. Fruit trees first appeared during the Cretaceous, two periods after the Triassic. The only trees in the Triassic were conifers.
How did the triassic-jurassic extinction event create diversification in dinosaurs?
Dinosaurs first appeared in the middle of the Triassic period. The extinction during the Triassic-Jurassic periods allowed dinosaurs to grow to mammoth proportions.
