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Neocrinus decorus is a bottom-dwelling sea lily.
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Proisocrinus ruberrimus, the Moulin Rouge sea lily
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Proisocrinus ruberrimus, the Moulin Rouge sea lily
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Proisocrinus ruberrimus, the Moulin Rouge sea lily, can live at depths of 1,800m and has only been encountered during deep sea scientific sampling expeditions.
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Pentacrinites fossilis
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Neocrinus decorus arm with pinnae (top) and a cirri (bottom).
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The arms of Neocrinus decorus. To catch plankton, crinoids such as N. decorus form their arms into a parabolic fan which they position within a current.
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Infections can cause malformations of the calcite plates of Neocrinus decorus.
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Neocrinus decorus has mucus-covered tube feet on the pinnae of its arms which extend into the water and catch plankton.
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Seirocrinus subangularis was a filter feeder that lived attached to a floating tree trunk.
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Coastal trawling is a threat to Metacrinus rotundus as it lives at relatively shallow depths.
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Metacrinus rotundus is a marine animal with a fan-like crown of arms supported by a tether-like stalk. It uses the arms, which are covered in rows of feather-like appendages (pinnules), to trap food such as plankton.
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Metacrinus rotundus continues growing throughout its lifetime and is able to regrow its arms and stalk if they are damaged. The stalk can be as long as 40cm in adults.
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