Category:Extant Maastrichtian first appearances
From Infogalactic: the planetary knowledge core
This category includes biological taxa that evolved during the Maastrichtian age of geologic time, between 72.1 and 66 million years ago that have not yet gone extinct.
| Preceded by Proterozoic Eon | Phanerozoic Eon | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Paleozoic Era | Mesozoic Era | Cenozoic Era | ||||||||||
| Cambrian | Ordovician | Silurian | Devonian | Carboniferous | Permian | Triassic | Jurassic | Cretaceous | Paleogene | Neogene | 4ry | |
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Pages in category "Extant Maastrichtian first appearances"
The following 19 pages are in this category, out of 19 total.
