<I>Yizhousaurus</I> (IMAGE)

Geological Society of America

<I>Yizhousaurus</I>

Caption

Scientists have discovered in China the first complete skeleton of a pivotal ancestor of Earth's largest land animals -- the sauropod dinosaurs. This photo shows the skull and lower jaw of Yizhousaurus, an early sauropod dinosaur from the Lower Jurassic (~200-million-years-old) of southern China.

Credit

Bill Mueller

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