Category:Aptian first appearances
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Here is a list of articles in the category Aptian first appearances of the Biology portal. Biological taxa that first appeared during the Aptian age, the geologic time, between 125 and 113 million years ago, in the Early Cretaceous era of the Cretaceous Period, Mesozoic Era.
Subcategories
This category has the following 3 subcategories, out of 3 total.
Pages in category "Aptian first appearances"
The following 19 pages are in this category, out of 19 total.
