Precambrian time covers the vast bulk of the Earth's history, starting with the planet's creation about 4.5 billion years ago ...
OUR communication 1 did not describe new fossils from the Pre-Cambrian of Newfoundland but rather gave brief details of the presence of a metazoan fauna of this age, because our aim was to announce ...
Pre-Cambrian Animals Until recently the fossils of organisms that lived earlier than the Cambrian period of 500 to 600 million years ago were rare. Now a wealth of such fossils has been found in South ...
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