Fossil trilobite Fossil trilobite Illustration of fossil trilobite fossil, fossilized, extinct, marine, trilobite, Arthropoda, Trilobita 2009-04-07 image/svg+xml Fossil trilobite 2009-04-07 Integration and Application Network https://ian.umces.edu/media-library/fossil-trilobite/ https://ian.umces.edu/media-library/fossil-trilobite/ en-US fossil, fossilized, extinct, marine, trilobite, Arthropoda, Trilobita Illustration of fossil trilobite