Phylum Cnidaria
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Classes :
Anthozoa: Anthozoans are the corals and the sea anemones. The polyps have a cylindrical body crowned by a ring of tentacles surrounding the mouth.
Anthozoa: Anthozoans are the corals and the sea anemones. The polyps have a cylindrical body crowned by a ring of tentacles surrounding the mouth.
![Picture](/uploads/9/6/4/5/96451706/866001999.jpg?250)
Cubozoa: These are the box jellies because they have a box shaped medusa.. These jellyfish are the most venomous group of the cnidarians. They are 15-25 cm long.
![Picture](/uploads/9/6/4/5/96451706/published/164541056.jpg?250)
Hydrozoa: They are very tiny predatory animals. They are mostly found in salt waters. They also have two body forms, polyp and medusa.
![Picture](/uploads/9/6/4/5/96451706/published/828935431.jpg?1484931746)
Scyphozoa: they are the jellyfish and are mostly harmless. Their dominant stage is the medusa form. They have radial symmetry and are diploblastic.