Redlichiida: Redlichiida is an order of trilobites, a group of extinct marine arthropods. Species assigned to the order Redlichiida are among the first trilobites to appear in the fossil record, about halfway during the Lower Cambrian. (Extinct order of trilobites) [100%] 2022-12-24 [Redlichiida] [Trilobite orders]...
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