Read more Evolution is evolving: 13 ways we must rethink the theory of nature Trilobites are marine arthropods that existed ...

For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles ...

"The sulfur bacteria were the chemoautotrophic primary producers of these trilobite communities. The arthropod likely fed from a food web that was not rooted in photosynthetic primary production." ...

A palaeontological Pompeii The new trilobite fossils are Cambrian in age (around 509 million years old) and preserved as ...

For over a century, scientists have been puzzled by a mysterious fossil called Helmetia expansa, an ancient arthropod from ...

Photograph by James L. Amos The iconic arthropods of the Cambrian were the trilobites, which left a huge number of fossils. Trilobites had flattened, segmented, plated bodies that helped to ...

The fossil expert found love at first sight with trilobites.

Caption A living arthropod (centipede Cormocephalus) crawls over its 515-million-year-old relative that lived during the Cambrian explosion (trilobite Estaingia).A study of arthropods reveals that ...

Focused on Cambrian fossils, the study reanimates a species long trapped in the pages of forgotten paleontology.

Newswatch 16's Mackenzie Aucker stopped by Bucktail Area High School in Renovo to learn more about their efforts.

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 ...

Researchers formally describe Helmetia expansa, offering new insights into its anatomy, behavior and evolutionary relationships.