The Ediacaran Fauna
The Ediacaran Fauna
Up until 1947, it was believed that the Cambrian Explosion marked the first true abundance of multicellular life. However, this was discovered to be untrue after Sir Douglas Mawson and R.C. Sprigg mistakenly came across numerous "fossil jellyfish" in the Ediacara Hills while observing what was originally believed to be sandstones belonging to the lowest strata of the Cambrian. At first, these finding were dismissed as "fortuitous inorganic markings."(AAS Biographical Memoirs.) …
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…these controversial implications many paleontologists still believe the Ediacaran animals are in fact ancestors of the animals in the existing phyla. This controversy might not be resolved until the discovery of fossils providing more information.. (Levin 267) Charles Darwin found himself in this same situation some 150 years ago. Just as he was befuddled by the absence of the ancestors of the Cambrian animals, we are puzzled by the absence of direct ancestors of these Ediacaran fossils.
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