We study trilobites from four periods of the Palaeozoic: the Cambrian, Ordovician, Silurian and Devonian. Our research covers trilobite taxonomy, phylogeny, functional morphology, biogeography, and ...

Trilobites are one of the most successful species that ever lived in the oceans. While it is unclear how they evolved to exist, during the Precambrian Period, trilobites lived in the oceans.

Learn more about a time period marked by an intense burst of ... enemies and a framework for supporting bigger body sizes. Trilobites, like this perfectly preserved specimen at South Dakota's ...

Eric Monceret and Sylvie Monceret-Goujon found one of the world’s richest and most biodiverse fossil sites from the Lower Ordovician period ... ll find brachiopods, trilobites, bivalved ...