Answer:
Jelly fish is a coelomate and belongs to the phylum Coelenterata and not to the class Pisces.
Jellyfishes
Jellyfishes are marine invertebrates that fall under the class Scyphozoa and the phylum Cnidaria. The size of a jellyfish varies from 2 cm to 40 cm in diameters and there are certain larger creatures that measure up to 6 feet.
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