Six new species of trilobites have been found deep underground in the Canning Basin of Western Australia. Dr. Patrick Smith at the Australian Museum and Heidi Allen from Geological Survey of WA tell ...

If you've ever held a trilobite fossil, seen one in a classroom, or walked by one in a store, chances are it was Elrathia kingii, one of the most common and well-recognized trilobites. New work ...

If you've ever held a trilobite fossil, seen one in a classroom, or walked by one in a store, chances are it was Elrathia kingii, one of the most common and well-recognized trilobites, and collected ...

Trilobites first appear early in the Cambrian and are one of the earliest examples of arthropods, the group that includes all insects. They flourished for over 100 million years, leaving fossils that ...

Nobody messes with the king. Well, except for the relentless passing of time. Scientists analyzing a large collection of trilobite specimens realized that one species, Redlichia takooensis, seemed to ...

At up to 30cm long and armed with spines for crushing and shredding food, we’ve identified a previously unknown creature that would have been a giant among its neighbours in the waters off modern-day ...

A mysterious, prehistoric marine creature has spilled its guts. For the first time, scientists have unearthed a fossilized trilobite whose final meals were preserved within its digestive system.

About half a billion years ago, a volcanic eruption near a shallow sea in what's now Morocco preserved some of the most complete specimens ever found of buglike sea creatures called trilobites, ...

Hundreds of millions of years before anthropogenic climate change was ever a thing, life on Earth suffered mass extinctions due to climate change brought on by natural causes. Even so, there were ...

A new study finds that a trilobite species with exceptionally well-preserved fossils from upstate New York has an additional set of legs underneath its head. The research suggests that having a fifth ...

New research helps explain how some ancient species hunted and fed, and highlights the shell-crushing power of one large trilobite. By Cara Giaimo Hundreds of millions of years ago, trilobites filled ...

The discovery of clasper limbs in a fossil suggests that some species of the ancient arthropods reproduced much like modern horseshoe crabs. By Jack Tamisiea The sturdy, calcite-infused exoskeletons ...