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A rare example of exceptional fossil preservation: Major animal groups were living on the seafloor millions of years before the Cambrian explosion
A tranche of fossils from the end of the Ediacaran Period has shown up branches of the tree of life previously thought to ...
The global fossil record of squamates, which includes lizards, mosasaurs, snakes, and amphisbaenians (A) is overwhelmingly incomplete, with most fossil species containing less than 20% of the totality ...
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