Until the end of the 18th century, it was generally believed that species could not become extinct, and despite important scientific advances in the 16th and 17th centuries, it was widely held that since the dawn of life, no new animal or plant species had been created or lost.Furthermore, until the 19th century, the word “fossil” referred to any object that had been dug up from the ground, including not only what we recognize today as organic remains, but also gemstones, minerals, and other inorganic materials.
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