The "flaws" in the stone are fossils, evidence of sea creatures of stunning antiquity—some dating back nearly half a billion years, when the only existing animals lived in oceans. And what ...

have identified a new species of sea creature that crawled along the sea floor hundreds of millions of years ago. A tiny fossil is all that remains of the creature now known as Sollasina cthulhu ...

New research by a team at the Russian Academy of Sciences, Harvard University and the Sea Around Us initiative ... connect ...

A “demon-toothed” sea creature with ... “Finding the fossil fish skull in a dry desert made the lost tropical world of the Paleozoic very real to me,” Harris said in the release.

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

Soft-bodied animals ... from the fossil record at the end of the Vendian, the period that closes the Proterozoic era. If they were wiped out by an extinction event, changes in sea level or ...

3 min read The Cambrian period, part of the Paleozoic era ... a wormlike creature that swam in middle Cambrian seas. Fossils found in the Burgess Shale of British Columbia show traces of a ...

"Named for its bizarre and dreamlike appearance, after the fossils were discovered in Yunnan, scientists revised the position of the creature's head," Liu adds. The Anomalocaris, a top Cambrian ...

a group marine animals that includes starfish, sea urchins, crinoids, brittle stars and sea cucumbers. Read more: 'Squiggly wiggly' fossils rise from an ancient sea The all-female crew are back on ...

Exactly which animals were affected ... be changed again in the future. The names Paleozoic, Mesozoic, and Cenozoic all describe the types of fossils that have been found relating to those ...

Even more astounding, over half of them are entirely new to science. The fossils are what’s left of ancient sea creatures that settled on the seafloor upon death, becoming covered in mud and ...