cystidean

English

Etymology

†Cystidea +‎ -an

Noun

cystidean (plural cystideans)

  1. (zoology, obsolete) Any of the †Cystidea, a class of extinct echinoderms, now known as the †Cystoidea.
  2. (zoology) A stage in the development of many crinoids after the free-swimming larva attaches to a surface, but before it develops the structures necessary to feed.

Anagrams
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