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Cnidarian Vocabulary

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