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The first tyrannosaurus appeared around 138 million years ago or 138 million BC which was during the beginning of the Cretaceous period.

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Q: When did the first tyrannosaurus appeared?
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Related questions

why aren't tyrannosaurus Rex fossils from 100 million years ago found in Europe?

For two reasons. First, Tyrannosaurus Rex wasn't around 100 million years ago. it first appeared about 68 million years ago. Second, T. rex was a North American species that appeared after the continents separated.


Who will win Spinosaurus or Tyrannosaurus?

Tyrannosaurus


Does the the first term of the scientific name refer to the species?

No, the first term is the genus.Take Tyrannosaurus rex for example. The first part is Tyrannosaurus, the genus, the second is rex, the species. The first part is the genus, the second part is the species.


Was a tyrannosaurus a carnivore?

Yes, Tyrannosaurus was a carnivore.


Do tyrannosaurus eat other tyrannosaurus?

it is likely that tyrannosaurs like Tarbosaurus may have eaten smaller tyrannosaurus such as Alioramus


Giganotosaurus vs Tyrannosaurus who will win?

We cannot know for sure, but T-Rex had a slightly stronger bite force, but Giganotosaurus's bite was also very powerful. Giganotosaurus was a little bigger, but Tyrannosaurus was probably a little more muscular. Either of them could win, because it is a 'whoever bites first' scenario. Whichever dinosaur decides to bite first will most likely be the winner.


What type of animal was a tyrannosaurus rex?

Tyrannosaurus was a theropod dinosaur.


Give you a sentence with tyrannosaurus in it?

The tyrannosaurus rex was a dangerous hunter.


Is a tyrannosaurus a different dinosaur than tyrannosaurus REX?

No they are the same.


Why did a tyrannosaurus rex have such long legs?

Did tyrannosaurus have big butts?


When was Tyrannosaurus Hives created?

Tyrannosaurus Hives was created in 2003.


Are Tyrannosaurus carnivorous dinosaurs?

yes, Tyrannosaurus is a carnivorous dinosaur