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Cnidarian Vocabulary

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Across
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Eye-spots made of cells that detect light.
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Slender finger-like extensions
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Is a Short trigger hair called
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Invertebrate marine animal
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Extremely thick,makes up the largest portion of the animal
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A sac-like attached stage
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Poison arrows connected to threads
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(in cnidarian)surfa ce opposite of the containing mouth
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The larval stage
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Digestive cavity in cnidarian with only one opening
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an organism can be divided equally about a central point.
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stick to rocks, a ring of stinging tentacles around the mouth
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Internal layer that lines the gut
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Mouth opening, where food is digested
Down
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(in a cnidarian) surface where the mouth is
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Discharging stinging cells
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Marine organism that lives in colonies
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Among the most dangerous marine animal
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The outer layer of the body wall
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Structure found in soft-bodied animals,fluid filled cavity
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Sensory cells
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The whitening of coral colonies
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Allows cnidarians to detect the touch of foreign obejcts
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phylum,includes jellyfish,anemones,corals
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Coral islands