From Wikipedia, the free encyclopedia
Biological taxa that first appeared during the Cretaceous period, the geologic time period between 145 and 66 million years ago.
See also the preceding Category:Jurassic first appearances and the succeeding Category:Paleogene first appearances
See also: Category: Cretaceous extinctions
Subcategories
This category has the following 5 subcategories, out of 5 total.
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Pages in category "Cretaceous first appearances"
The following 13 pages are in this category, out of 13 total. This list may not reflect recent changes.
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