Card Set Information
When did the T-Rex live?
68-65 million years ago (Late Cretaceous)
Where did they live in North America?
Western US and Canada
How many sites of their remains have been found?
How many of these sites produced "good" skulls
How many bones make up a complete T-Rex skeleton?
How many skeletons are 100% complete?
How many are over 50% complete?
Less than 10.
How many finds have been assembled into standing displays?
How many specimens are privately owned?
What do we call the first skeletal remains found that are used to initially identify the species?