cretaceous_period | ||
1. | [ noun ] (geology) from 63 million to 135 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants | |
Synonyms: | Cretaceous | |
Related terms: | period Mesozoic | |
cretaceous_period | ||
1. | [ noun ] (geology) from 63 million to 135 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants | |
Synonyms: | Cretaceous | |
Related terms: | period Mesozoic | |