User:Pooja srivastava/E-Museum/Coelentrata

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General characters of Coelenterata

  • Coelenterata includes two animal phyla, the Ctenophora (comb jellies) and the Cnidaria (coral animals, true jellies, sea anemones, sea pens, and their allies).
  • The term coelenterate is no longer recognized as scientifically valid, as the Cnidaria and Ctenophora are placed at equal rank under the Metazoa with the other phyla of animals.
  • Phylum cnidaria contains over 10,000 species of animals found exclusively in aquatic and mostly marine environments.
  • Coelentrates  are multicellular animals.
  • They contain  hollow body cavity  known as coelom
  • They are aquatic and mostly marine in nature.

Some Common Examples 4. Study of, Obelia, Sertularia, Physalia, Millepora, Aurelia, Scyphistoma and Ephyra larvae, Tubipora, Metridium (including T.S. and L.S).