CAMBRIAN PERIOD                                                  542 - 488 Million Years Ago Edit

This is the first period of the Phanerozoic Eon. The Cambrian is notable for what i referred to as the "Cambrian Explosion" when life evolved exponentially, creating new things such as eyes. Many creatures in the Cambrian had evolved exoskeletons to protect from predators.

Cambrian Lifeforms:

The Hadean Eon The Archaean Eon The Proterozoic Eon The Phanerozoic Eon The Palaeozoic Era The Cambrian Period The Ordovician Period The Silurian Period The Devonian Period The Carboniferous Period The Permian Period The Mesozoic Era The Triassic Period The Jurassic Period The Cretaceous Period The Cenozoic Era The Tertiary Period The Palaeocene Epoch The Eocene Epoch The Oligocene Epoch The Miocene Epoch The Pliocene Epoch The Quaternary Period The Pleistocene Epoch The Holocene Epoch

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