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Last updated on April 20, 2014 at 5:20 EDT

Latest Dave Rudkin Stories

2010-03-16 14:27:20

Scientists have unearthed the remains of one of the world's rarest fossils - in downtown Ottawa. The 450 million year old fossil preserves the complete skeleton of a plumulitid machaeridian, one of only 8 such specimens known. Plumulitids were annelid worms - the group including earthworms, bristleworms and leeches, today found everywhere from the deepest sea to the soil in your yard - and although plumulitids were small they reveal important evidence of how this major group of organisms...