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Paleogene animals of Oceania (7 C) Paleogene animals of South America (7 C, 2 P) E. Eocene animals (8 C, 7 P) I. Paleogene invertebrates (8 C, 1 P) O. Oligocene ...
Animals of the Paleocene Epoch – during the Early/Lower Paleogene Period See also the preceding Category:Late Cretaceous animals and the succeeding Category:Eocene animals Subcategories
List of prehistoric barnacles; List of prehistoric brittle stars; List of prehistoric bryozoan genera; List of prehistoric chitons; List of prehistoric foraminifera genera; List of ichthyosaur genera; List of marine gastropod genera in the fossil record; List of plesiosaur genera; List of prehistoric malacostracans; List of prehistoric ...
It is the first epoch of the Paleogene Period in the modern Cenozoic Era. The name is a combination of the Ancient Greek παλαιός palaiós meaning "old" and the Eocene Epoch (which succeeds the Paleocene), translating to "the old part of the Eocene". The epoch is bracketed by two major events in Earth's history.
Mammals of the Paleocene Epoch during the Paleogene Period See also the preceding Category:Late Cretaceous mammals and the succeeding Category:Eocene mammals Subcategories
Animals of the Oligocene, during the Late/Upper Paleogene Period. Subcategories. This category has the following 8 subcategories, out of 8 total. Oligocene ...
The Cretaceous–Paleogene (K–Pg) extinction event, [a] also known as the K–T extinction, [b] was the mass extinction of three-quarters of the plant and animal species on Earth [2] [3] approximately 66 million years ago. The event caused the extinction of all non-avian dinosaurs.
The Oligocene (IPA: / ˈ ɒ l ɪ ɡ ə s iː n,-ɡ oʊ-/ OL-ə-gə-seen, -goh-) [4] is a geologic epoch of the Paleogene Period that extends from about 33.9 million to 23 million years before the present (33.9 ± 0.1 to 23.03 ± 0.05 Ma). As with other older geologic periods, the rock beds that define the epoch are well identified but the ...