Saturday, September 10, 2011

Introduction of Platyhelminthes with classes



Platyhelminthes:-
                        These animals are commonly called flatworm because they have flatbodies. They are found everywhere. Some of them are parasitic and few are saprophytic.  It includes 15000 species. The platyhelminthes has been divided into three classes namely as Turbellaria, Trematoda and Cestoda .
a)    Turbellaria:- It includes ciliated flatworms and are free living
b)    Trematoda:- It includes non ciliated parasitic flatworm or fluke
c)    Cestoda:- It includes endoparasitic parasitic flatworm ant tape worm.  
                

planaria
liverfluke

              

                        
              
                  
 


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