Chapter 29
Sponges, Cnidarians, Flatworms, and Roundworms

  • Aquatic Resources Division, The Marine Resources Center, Marine Biological Laboratory, Woods Hole, MA
    http://www.mbl.edu/html/MRC/HTML/porifera.html

    Visit this site to view photographs and for taxonomic information on sponges. What is the scientific name for the organ-pipe sponge?

  • Aquatic Resources Division, The Marine Resources Center, Marine Biological Laboratory, Woods Hole, MA
    http://www.mbl.edu/html/MRC/HTML/cnidaria.html

    Visit this site to view photographs and for taxonomic information on cnidaria. What is one difference between a Moon Jelly and a Stalked Jellyfish?

  • Wonders of the Seas: Cnidarians: Simple but Deadly Animals
    http://www.oceanicresearch.org/cnidarian.html

    What are the two different forms of a Cnidarian body? What is a nematocyst? What is a Scyphozoan? Follow the link above to answer these questions about cnidaria.