Detail images of fossils from the Ordovician Period outcrop on Anticosti Island, Quebec, Canada. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

A new fossil bed has been uncovered in the French department of Hérault through the perseverance of two ardent amateur palaeontologists.

3 min read During the Ordovician period ... known mainly from the tiny fossil teeth they left behind. The few complete fossils that have been found suggest they were finned, eel-like creatures ...

The fossils that these layers contain are world-famous for the details that they record about life on Earth during the Late Ordovician Period. Besides preserving pieces of Earth's history, limestone ...

The earliest fossil evidence for sharks or their ancestors are a few scales dating to 450 million years ago, during the Late Ordovician Period. “Shark-like scales from the Late Ordovician have been ...

“It extends the fossil record of [early land plants] by something like 20 million years. . . . Also, potentially [the fossils] provide a sort of intermediate between the Cambrian record and the later ...