NLM Logo

Hydrozoa MeSH Descriptor Data 2025


MeSH Heading
Hydrozoa
Tree Number(s)
B01.050.500.308.485
Unique ID
D037402
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D037402
Annotation
do not confuse entry term LIRIOPE TETRAPHYLLA with LIRIOPE PLANT
Scope Note
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.
Entry Term(s)
Hydrozoans
Liriope tetraphylla
Physalia
Physalia physalis
Portuguese Man-of-War
Registry Numbers
txid6074
txid168774
txid37524
txid168775
Related Numbers
txid168774
txid168775
txid37524
Previous Indexing
Cnidaria (1986-2002)
Public MeSH Note
2003; see HYDRA 1997-2000, see CNIDARIA 2001-2002; for PHYSALIA & PORTUGESE MAN-OF-WAR see JELLYFISH 1998-2002
History Note
2003; use HYDRA 1997-2000, use CNIDARIA 2001-2002; for PHYSALIA & PORTUGESE MAN-OF-WAR use CNIDARIA 1998-2002
Date Established
2003/01/01
Date of Entry
2002/07/03
Revision Date
2020/08/13
Hydrozoa Preferred
Physalia Narrower
Liriope tetraphylla Narrower
Portuguese Man-of-War Narrower
page delivered in 0.14s