cnidocyte

(noun)

a capsule, in certain cnidarians, containing a barbed, threadlike tube that delivers a paralyzing sting

Related Terms

  • hermatypic
  • diploblastic
  • mesentery

Examples of cnidocyte in the following topics:

  • Class Anthozoa

    • Members of the class Anthozoa display only polyp morphology and have cnidocyte-covered tentacles around their mouth opening.
    • The mouth of a sea anemone is surrounded by tentacles that bear cnidocytes.
    • Sea anemones feed on small fish and shrimp, usually by immobilizing their prey using the cnidocytes.
  • Phylum Cnidaria

    • Cnidarians are diploblastic, have organized tissue, undergo extracellular digestion, and use cnidocytes for protection and to capture prey.
    • Cnidarians contain specialized cells known as cnidocytes ("stinging cells"), which contain organelles called nematocysts (stingers).
    • Animals from the phylum Cnidaria have stinging cells called cnidocytes.
    • Cnidocytes contain large organelles called (a) nematocysts that store a coiled thread and barb.
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