ANOMALOUS REMNANTS. “To gaze upon a horseshoe crab is to glimpse a prehistoric Ordovician sea of nearly half a billion years ago. So moved was Charles Darwin by the appearance of these and similarly ancient-looking creatures—lungfish, lampreys, lampshells, and lycopods—that he coined the term living fossil to describe them.” (Includes: Ginkgo tree, Equisetum, tautara, nautilus, lungfish, velvet worm, coelacanth).
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