More than 22,000 species of trilobite have been named. This is largely because the trilobite exoskeleton was made of a mineral called calcite, which fossilized very easily. However, fossils ...

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 ...

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