Helminthes

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Helminthes \Hel*min"thes\, n. pl. [NL., fr. Gr. ?, ?, a worm.]
     (Zool.)
     One of the grand divisions or branches of the animal kingdom.
     It is a large group including a vast number of species, most
     of which are parasitic. Called also {Enthelminthes},
     {Enthelmintha}.


     [1913 Webster]
  
     Note: The following classes are included, with others of less
           importance: Cestoidea (tapeworms), Trematodea (flukes,
           etc.), Turbellaria (planarians), Acanthocephala
           (thornheads), Nematoidea (roundworms, trichina,
           gordius), Nemertina (nemerteans). See {Plathelminthes},
           and {Nemathelminthes}.
           [1913 Webster]