Hydrozoa

A class in the phylum CNIDARIA which alternates between polyp and medusa forms during their life cycle. There are over 2700 species in five orders.

Year introduced: 2003

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Tree Number(s): B01.050.500.308.485

MeSH Unique ID: D037402

Registry Number: txid6074

Entry Terms:

• Hydrozoas
• Hydrozoans
• Hydrozoan
• Physalia
• Physalias
• Liriope tetraphylla
• Liriope tetraphyllas
• tetraphyllas, Liriope
• Portuguese Man-of-War
• Man-of-War, Portuguese
• Man-of-Wars, Portuguese
• Portuguese Man of War
• Portuguese Man-of-Wars
• Physalia physalis
• Physalia physali
• physali, Physalia

Previous Indexing:

• Cnidaria (1986-2002)

All MeSH Categories
Organisms Category
Eukaryota
Animals
Invertebrates
Cnidaria
Hydrozoa
Hydra