The Cambrian
I. The term “Cambrian” refers to a significant period in the history of life on earth, the Cambrian, occurring from 540/505 million years ago, is the first period of the Palaeozoic Era on the geological time scale. The Cambrian Period is characterized by desert land areas, warm seas, and rapid early diversification of marine life resulting in the rise of almost all modern animal phyla.
II. The terms “Cambrian Explosion”/”Cambrian Boom” are adopted by fossils records because of a rapid…
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