Class Trilobita | Rank Genus | |
Walk in zhen an city shaanxia province china
Shaanxia is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the early part of the Botomian stage, which lasted from approximately 524 to 518.5 million years ago. This faunal stage was part of the Cambrian Period.
References
Shaanxia Wikipedia(Text) CC BY-SA