Bourgueticrinida
Bourgueticrinida | |
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Drawing of sea lilies by Haeckel | |
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Order: | Bourgueticrinida |
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Bathycrinidae |
Bourgueticrinida is an order of crinoids that typically live deep in the ocean. Members of this order are attached to the seabed by a slender stalk and are known as sea lilies. While other groups of crinoids flourished during the Permian, bourgueticrinids along with other extant orders did not appear until the Triassic, following a mass extinction event in which nearly all crinoids died out.
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