Tag Archives: eunotosaurus

Research in the news: Eunotosaurus has the early word on turtles

There’s a twist in the turtle timeline.

Thanks to new fossil evidence, paleontologists are able to prove that turtles share a recent common ancestor with birds and crocodiles. The discovery may settle a longstanding argument among scientists about the origins of turtles. (more…)

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How the turtle got its shell

The turtle has been in no rush to give up the secret of its shell — but after two centuries of close study, scientists are filling in the story of a structure unique in the history of life.

New research led by Tyler Lyson of Yale University and the Smithsonian Institution pushes back the origins of the turtle shell by about 40 million years, linking it to Eunotosaurus, a 260-million-year-old fossil reptile from South Africa. The work strengthens the fossil record and bolsters an existing theory about shell development while providing new details about its precise evolutionary pathway. (more…)

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