A report in the journal Current Biology on July 9 offers a detailed description of the first nearly complete skeleton of an extinct large dolphin, discovered in what is now South Carolina. The 15-foot-long dolphin (Ankylorhiza tiedemani comb. n.) lived during the Oligocene—about 25 million years ago—and was previously known only from a partial rostrum (snout) fossil.
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Source: Phys.org