Particle.news
Fossils Dinosaurs Mammalian Evolution Hominoids Archaeopteryx Reptiles Birds Monotremes Avian Evolution Tetrapods Pterosaur Evolution Ichthyology Fossil Evidence Extinct Species Natural History Crocodilians Crocodylomorphs Prehistoric Animals Vertebrate Evolution Pterosaurs Transition from Water to Land Arachnids Ancient Species Reproductive Biology Echinoderms Feather Evolution Hominins Research Debate Mammalogy Hominoid Evolution Pterosaur Anatomy Molluscs Fossil Fish Tetrapod Evolution Thalattosuchians Prototaxites Mesozoic Era Terrestrial Locomotion Ancient Aquatic Animals Mammoths Xantusiid Lizards Coelacanths Ecdysozoa Cold-adapted species Mammals Amniotes Synapsids Sloths Plankton Miocene Epoch Human Evolution Herbivory Extinction Events Ancient Ecosystems
The Utah fossil shows the first clear Cambrian chelicera to push the timeline back 20 million years.
