The Triassic, Jurassic, and Cretaceous periods were marked out by geologists to distinguish among various types of geologic strata (chalk, limestone, etc.) laid down tens of millions of years ago. Since dinosaur fossils are usually found embedded in rock, paleontologists associate dinosaurs with the geologic period in which they lived, for example,
27:34
The Triassic, Jurassic, and Cretaceous periods were marked out by geologists to distinguish among various types of geologic strata (chalk, limestone, etc.) laid down tens of millions of years ago. Since dinosaur fossils are usually found embedded in rock, paleontologists associate dinosaurs with the geologic period in which they lived, for example,
464.1K views7 months ago
TikTokdinowikipedia_
The Monolith Monsters
1:17:18
$
The Monolith Monsters
May 30, 2025
vudu.com
See more
Static thumbnail place holder
You may also want to search