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Crossword clue: primitive echinoderms having five or more feathery arms radiating from a central disk

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Possible answers

crinoid 7 letters wn-def

primitive echinoderms having five or more feathery arms radiating from a central disk

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Related clues

Crinoidal. -- n. One of the Crinoidea.of or relating to or belonging to the class Crinoidea