- Phanerozoic eon as a noun:
- 1
Phanerozoic eon
noun
1 Phanerozoic eon
The period from about 540 million years ago until the present, a period when abundant life existed.
synonyms: Phanerozoic, Phanerozoic aeon.
Polish: fanerozoik
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noun
The period from about 540 million years ago until the present, a period when abundant life existed.
synonyms: Phanerozoic, Phanerozoic aeon.
Polish: fanerozoik
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