Vietnamia

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Vietnamia is an extinct genus of trilobites from the Late Ordovician period. It belongs to the kingdom Animalia, phylum Arthropoda, clade Artiopoda, class Trilobita, order Phacopida, and family Calymenidae. The genus was named by Kobayashi in 1960. A species, Vietnamia yushanensis, was described from Late Ordovician rocks in China by Dong-Chan Lee in 2011, and fossils have also been found in the United Arab Emirates.