cnidarians การใช้

• Ivantsov and Fedonkin ( 2002 ) place them among the cnidarians.
• Other zooplankton include cnidarians, urochordates, and annelids such as polychaetes.
• This is responsible for the stings delivered by a cnidarian.
• This nervous system allows cnidarians to respond to physical contact.
• Cnidarians include corals, sea anemones, jellyfish and hydrozoans.
• Their presence implies that the cnidarian and bilaterian lineages had already diverged.
• This fossils are comparable to the dwelling tubes of worms or cnidarians.
• Hydra, which are cnidarians, have a nerve net throughout their body.
• Most are carnivorous and feed on cnidarians, sponges, polychaetes and bryozoans.
• Pelagic cnidarians have nematocysts that eject a tightly coiled venomous thread very rapidly.
• Fossil cnidarians have been found in rocks formed about.
• Cnidarians are the simplest animals in which the cells are organised into tissues.
• The conulariids were originally thought to be anthozoan cnidarians.
• Thus the overall body organisation conforms to the key features of modern cnidarians.
• The stinging nematocysts found in Cnidarian animals may be regarded as extrusomes as well.
• The nervous system is unusually advanced for cnidarians.
• Specialized predatory gastropod mollusks prey on these cnidarians.
• It has radial symmetry and has been described as a tentacle-less cnidarian.
• The original interpretation was that " Chondroplon " is a chondrophorine cnidarian.
• They are found throughout the world, and are parasites on cnidarians and echinoderms.