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Cnideria (Coelenterata)

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Phylum: Cnideria

Scyphozoa: True Jellyfish (all marine)

Anthozoa: Anemones, corals (all marine)

Hydrozoa: Hydroids,Hydra, Craspedacusta

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Hydra

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oochlorellae in !ody "all

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Tentacle "ith nematocysts

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Craspedacusta sowerbyi

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#ife Cycle of Craspedacusta sowerbyi

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$e" medusa

%ature medusa "ith &onads

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'rustule

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Cordylophora lacustris

colonial polyp

mostly !racish

also found inland