They will sort the fossils into orders (closely related groups) by observing characteristics and comparing them to see how trilobites changed over time. This is a good activity to start exploring the ...

The trilobites, from the Cambrian period ... "These findings are anticipated to lead to significant discoveries about the ...

Our research covers trilobite taxonomy, phylogeny, functional morphology, biogeography, and the refinement of the geological timescale. Trilobites provide an unparalleled sample set for understanding ...

We know a great deal about the diversity, lifestyles and evolution of these iconic invertebrate fossils. More than 22,000 species of trilobite have been named. This is largely because the ...

Trilobites, like this perfectly preserved ... of a notochord (a rodlike primitive backbone), a significant step in the evolution of vertebrates. Cambrian sediments found in Canada, Greenland ...