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 ...

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 ...

This sea teemed with marine life, its abundance and diversity rivaling modern-day sea life. However, in the Ordovician, the creatures were invertebrates, or organisms lacking a backbone, such as ...