Nemertina sentence example
- NEMERTINA, or Nemerteans (Nemertea), a subdivision of worms,' characterized by the ciliation of the skin, the presence of a retractile proboscis, the simple arrangement of the generative apparatus, and in certain cases by a peculiar pelagic larval stage to which the name " pilidium " has been given.
- Formerly, they were gener ally arranged amongst the Platyelminthes as 2 a sub-order in the order of the Turbellarians, but with the advance of our knowledge of these lower worms it has been found desirable to separate them from the Turbellarians and to look upon the Nemertina as a separate phylum.
- Nemertina >>
- The marine Nemertine worms (see Nemertina) are isolated.Advertisement