Fossil of Tsinania sirindhornae, a trilobite named in honor of the Thai Royal Princess and her dedication to advancing the sciences. Ten newly discovered species of trilobites, hidden for 490 million ...

Researchers describe unusual trilobite fossils prepared as thin sections showing the 3D soft tissues during enrollment. The study reveals the soft undersides of enrolled trilobites and the ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Trilobites are well known from an extensive fossil record. Due in part to their massive diversity – and their hard exoskeletons – some 17,000 fossilized species of the arthropods have been discovered ...

Researchers have uncovered the fossils of numerous extinct sea creatures that lived hundreds of millions of years ago—and they could help solve an ancient geographical puzzle, according to a recently ...

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 ...

The great, car-sized predatory "shrimp" that was master of Earth's seas a half billion years ago may have been unable to eat anything harder than baby food. Several lines of evidence along with a new ...

This column is part of a series where Verge staffers post highly subjective reviews of animals. Up until now, we’ve written about animals without telling you whether they suck or rule. We are now ...

Ten newly discovered species of trilobites, hidden for 490 million years in a little-studied part of Thailand, could be the missing pieces in an intricate puzzle of ancient world geography. Ten newly ...

Enrollment in arthropods is an important defensive strategy that provides protection against predation. A – C, Enrolled Ceraurus from the Walcott-Rust Quarry. D – F, Enrolled Flexicalymene from the ...