Cretaceous Period
type: Concept
definition: The Cretaceous period spanned the time period from 144 to 65 million years ago. It was the final epoch of the dinosaurs. [Source: Encyclopedia of Global Warming & Climate Change; Cretaceous Period]
broader: paleoclimates

paleoclimates
type: Concept
narrower: Cretaceous Period

concepts
type: Collection
type: ConceptGroup
member: Cretaceous Period