Ancient fossils unearthed in Morocco reveal parasitic worms burrowing into mollusc shells approximately 480 million years ago ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The tiny country of Wales on the western coast of Great Britain may ...

From the beginning of the Ordovician, marine life began its great radiation, which was characterized by the rapid appearance of new orders, families, and genera, together with the replacement of ...

For decades, scientists have conducted research centered around the five major mass extinctions that have shaped the world we live in. The extinctions date back more than 450 million years with the ...

About 466 Mya, a major impact event took place between the orbits of Mars and Jupiter. Space dust spread all across the Solar System, and some of it was found near Saint-Petersburg, Russia, and in the ...

Learn more about the time period that took place 488 to 443 million years ago. 3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast ...

Ovulocystites (n.gen.) is the first definite Silurian paracrinoid (Hopkinton Formation, Llandovery, Iowa). Ovulocystites has an egg-shaped, many-plated theca with each plate corner raised to form pore ...

Over half a billion years ago, during the Cambrian geological period, life on Earth started to get a lot more interesting. Thanks to the rise in free oxygen generated mostly by photosynthesizing algae ...

This is a preview. Log in through your library . Abstract Eriaster ibexensis n. gen. and sp., from the Ibexian (Lower Ordovician) of Utah, is the oldest-known body-fossil taxon of the class Asteroidea ...

The Paleozoic era's Silurian period saw animals and plants finally emerge on land. But first there was a period of biological regrouping following the disastrous climax to the Ordovician. The recovery ...