Due to the abundance of life in the Ordovician ocean, southwestern Ohio is one of the best Ordovician fossil collecting sites in the world. The great number of fossils shows the nature of life in ...

Southwestern Ohio's limestone (a sedimentary rock ... whether you're interested in collecting Late Ordovician fossils, exploring glacier-carved landscapes, or observing streams as they shape the ...

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 ...

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 ...

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 ...

Rich brachiopod fossils dating back 470 million years to the Ordovician period were discovered in Zigui county, Central China's Hubei Province. Experts suggest these fossils provide evidence for ...

potentially [the fossils] provide a sort of intermediate between the Cambrian record and the later Ordovician records.” Plants that live on land are thought to have ... In this webinar, Kevin J.