BabelNet

bn:00064861n

Noun Named Entity

Categories: Precambrian geochronology, Proterozoic

Proterozoic Proterozoic eon Proterozoic aeon Late Proterozoic Proterozoic Age

From 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms WordNet 3.0

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From 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms WordNet 3.0 & Open English WordNet

The Proterozoic is the third of the four geologic eons of Earth's history, spanning the time interval from 2500 to 538.8 Mya, the longest eon of the Earth's geologic time scale. Wikipedia

Third eon of the geologic timescale, last eon of the Precambrian Supereon Wikidata

The eon from 2,500 Ma to 541.0±1.0 Ma, the beginning of the Phanerozoic, marked by the build up of oxygen in the atmosphere and the emergence of primitive multicellular life. Wiktionary

Eon 2,500-541 Ma. Wiktionary (translation)

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