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The oldest known Spinosaurus fossils are from 112 million years ago, during the Albian stage of the Cretaceous period. The youngest are from 97 million years ago, during the Cenemonian stage of the Cretaceous period. Presumably, they became extinct around 97 million years ago.
What else can I help you with?
Who would win in a battle T-Rex or Spinosaurs?
the spinosaurs can easily defeat the tyrannosaurs by hiting it with its long arms with large claws but if tyrannosaurs pushes spinosaurs then spinosaurs will fall down and be killed.
Can t-rex kill spinosaurs?
NO... in jurrasic park III they fight and the spinosaurs snaps the trex's neck mid roar. Besides the spinosaurs was way bigger.
How did emus become extinct?
They are not extinct.
How did bears become extinct?
They are not extinct.
When did aardvarks become extinct?
They are not extinct.
When did the Sioux become extinct?
The are not fully extinct but nearly extinct.
Why do most species of animals become extinct?
Most become extinct because they can not adapt to changes in their environments. Those that can don't become extinct.
Will panda's become extinct?
In years maybe decades the panda will become extinct
Will redheads become extinct?
No, blondes are just as likely to become extinct as redheads are.
When did jaguars become extinct?
they aren't extinct
How did jaguars become extinct?
Jaguars are not extinct.
When did gorillas become extinct?
Gorillas are not extinct.
