- Concept UI
- M0014558
- Scope Note
- A phylum of unsegmented helminths with fundamental bilateral symmetry and secondary triradiate symmetry of the oral and esophageal structures. Many species are parasites.
- Terms
-
Nematoda
Preferred Term
Term UI
T027866
Date01/01/1999
LexicalTag
NON
ThesaurusID
NLM (1966)
-
Phasmidia
Term UI
T051221
Date11/06/1991
LexicalTag
NON
ThesaurusID
NLM (1993)
-
Secernentea
Term UI
T051222
Date01/01/1999
LexicalTag
NON
ThesaurusID
NLM (1993)