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11.24: Life of the Phanerozoic Eon

Difficulty Level: Basic Created by: CK-12
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Vocabulary

Cenozoic Era

Cenozoic Era

The most recent era of the Phanerozoic; the age of mammals.
Mesozoic Era

Mesozoic Era

The middle of the Phanerozoic; the age of reptiles.
Paleozoic Era

Paleozoic Era

The first era of the Phanerozoic; when life exploded in type and quantity.
Phanerozoic Eon

Phanerozoic Eon

The most recent eon, spanning 540 million years.

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Description

Difficulty Level:

Basic

Grades:

6 , 7

Date Created:

Jan 04, 2013

Last Modified:

Aug 30, 2015

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SCI.ESC.741.L.1

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