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Related articles:
Chondrophore
Hydra (genus)
Siphonophorae
Cnidaria
Polyp
Obelia
Medusa (biology)
Air fern
Jellyfish
Anthomedusae
Fire coral
Hydroid
Larva
Hypostome
Planula
Key terms: order polyps hydrozoa colony species hydra tentacles medusae biology include class genus stage case cells suborder classification reproduction freshwater placed usually lack stinging highly monophyly addition cavity subclass animal body mouth bud jellyfish follows coral verification uses cnidarian specialized nerve bell surface female physalis umbrella separate portuguese presumed substrate life cycle some species Search external links cited by footnotes on Wikipedia page Hydrozoa: |
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