bn:00058874n
Noun Named Entity
Categories: Oligocene, Geological epochs, Paleogene geochronology
EN
Oligocene  Oligocene epoch  Lattorfian  Oligocene drowning  Oligocene System
EN
From 40 million to 25 million years ago; appearance of sabertoothed cats WordNet 3.0
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EN
From 40 million to 25 million years ago; appearance of sabertoothed cats WordNet 3.0 & WordNet 2020
The Oligocene is a geologic epoch of the Paleogene Period and extends from about 33.9 million to 23 million years before the present. Wikipedia
The Oligocene epoch. Wiktionary
Oligocene epoch. Wiktionary (translation)
WordNet 3.0 & WordNet 2020
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