TRILOBITES (ARCHIVE)

Biota (Classification by Systema Nature 2000)

       Domain: Eukaryota Whittaker & Margulis, 1978

              Realm: Animalia Linnaeus, 1758

                  Subkingdon: Bilateria Hatschek, 1888 (Bilaterians Cavalier-Smith, 1983)

                        Branch: Protostomia Grobben, 1908

                               Infrakingdom: Ecdysozoa Aguinaldo et al., 1997

                                             Phylum: Arthropoda Latreille, 1829

                                                    Subphylum: Arachnomorpha Heider, 1913

                                                              Class: Trilobita Walch, 1771

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