Biological taxa that first appeared during the Early Cretaceous epoch of geologic time, between 145 and 100.5 million years ago.
Subcategories
This category has the following 9 subcategories, out of 9 total.
A
B
E
G
H
V
Pages in category "Early Cretaceous first appearances"
The following 39 pages are in this category, out of 39 total. This list may not reflect recent changes.