The Ordovician world was a watery one in which ... But in the Cabrières Biota, you’ll find brachiopods, trilobites, bivalved arthropods, worms, cnidarians, and mollusks. The fossilized loot ...

Richard Fortey found his first trilobite aged just 14, after braving gorse bushes to break rocks on St David's Peninsula, the westernmost tip of Wales. This first encounter with a trilobite – which ...

When a pack of pesky, migrating trilobites overrun the ship, Big Lizard has to use a hidden talent to lure them away. But one little trilobite, Rex, decides to stay.

The biologist Sven Erlacher checks a trilobite for the exhibition in the ... a key role in causing mass extinction at the end of the Ordovician period, the authors write. This mass extinction ...

Founder and Executive director of the Edelman Fossil Park of Rowan University Paleontologist Dr. Kenneth Lacovara joins WIRED to answer the internet's questions about the phenomenon of extinction.

J urassic Triasic Permian Penrsylvanian Mis,ippian Devonian Silurian Ordovician Cambrian Latc ... of fishes Rise of invertebrates Dominance of trilobites Oldest known fossils Primitive marine ...