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Vocabulary Entry
oligocene
|noun • adjective
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N
noun
The Oligocene is a geological epoch that lasted from about 34 to 23 million years ago.
Example Sentences
"The Oligocene saw the emergence of many modern mammal families."
"Fossils from the Oligocene provide insight into ancient climates."
"Scientists study the Oligocene to understand evolutionary processes."
A
adjective
Pertaining to or characteristic of the Oligocene epoch.
Example Sentences
"The Oligocene rocks are rich in fossil deposits."
"We found Oligocene deposits during the excavation."
"Many Oligocene species display features that are still present in today’s fauna."