33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
1094866
332229
2
Public Timelines
FAQ

The Modern Cenozoic: Today’s Shark (jan 1, 20000000 BC – jan 1, 0)

Description:

Most of the sharks on the planet have developed in the Cenozoic era, except for the truly ancient sharks from the Cretaceous period. The newest shark species to enter the water is the Hammerhead Shark. Hammerhead Shark evolution only dates back about 20 million years

Added to timeline:

31 Dec 2019
0
0
273

Date:

jan 1, 20000000 BC
jan 1, 0
~ 20000000 years

Images: