Millericrinida

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Millericrinida (sea lilies; class Crinoidea, subclass Articulata) An order of sea lilies which possess a stout calyx consisting of basals and radials only (i.e. which is monocyclic). The long column is cylindrical in section and is distally attached to the substrate by a root-like structure or disc. The order is known from the Middle Triassic to the present.

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Millericrinida

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