Biological taxa that first appeared during the Cretaceous period, the geologic time period between 145 and 66 million years ago.
Subcategories
This category has the following 5 subcategories, out of 5 total.
C
E
L
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.
Biological taxa that first appeared during the Cretaceous period, the geologic time period between 145 and 66 million years ago.
Subcategories
This category has the following 5 subcategories, out of 5 total.
C
E
L
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.