Category:Extant Chattian first appearances
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Extant first appearances of biota during the Chattian Age. Currently extant/living (not extinct) taxa (orders, families, genera, species) that first appeared in the geologic time between 28.1 and 23 million million years ago, the Chattian age during the Paleocene Epoch of the Paleogene Period, in the Cenozoic Era.
Pages in category "Extant Chattian first appearances"
The following 40 pages are in this category, out of 40 total. This list may not reflect recent changes.