Cretaceous Period — synonyms, definition

1. Cretaceous period (Noun)

1 synonym
Cretaceous
1 definition

Cretaceous period (Noun) — From 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants.

2 types of
geological period period
3 parts of
Age of Reptiles Mesozoic Mesozoic era