Paleontologists have unearthed a well-preserved fossil assemblage of Cambrian trilobites in the High Atlas of Morocco. The 510-million-year-old specimens are among the best-preserved three-dimensional trilobite fossils ever discovered. Artistic reconstruction of two species of trilobite an instant before burial in a flow of volcanic ash 510 million years ago. Image credit: Abderrazak El Albani, University of Poitiers. Trilobites are extinct arthropods...
