upper cretaceous (0 synonym found)

We don't have synonyms for upper cretaceous yet — it may be a rare, specialized, newly coined, or misspelled word.

We don't have any synonyms for upper cretaceous yet.

Think upper cretaceous belongs in the thesaurus? Recommend it and we'll take a look.

Definition of upper cretaceous:

°The geologic period within the Mesozoic era that comprises lower and upper epochs from about 146 to 65 million years ago.
Definition of upper cretaceous:

°The geologic period within the Mesozoic era that comprises lower and upper epochs from about 146 to 65 million years ago.
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