Extant Cretaceous first appearances, the geologic time period between 100.5 and 66 million years ago. Biological taxa that first appeared during the Cretaceous Period, and have not yet gone extinct.
Subcategories
This category has the following 2 subcategories, out of 2 total.
E
L
Pages in category "Extant Cretaceous first appearances"
The following 44 pages are in this category, out of 44 total. This list may not reflect recent changes.