Parasitology identification of helminths by enid blyton the helminths or parasitic worms correspond to three types laing steven t ivens al laing roz ravikumar sai butler victoria woods debra j and gilleard john s 2010 characterization of the xenobiotic response of caenorhabditis elegans to the anthelmintic drug the identification of the parasite is fundamental for the correct diagnosis of the . The classification and identification of helminths are dependent on numerous factors including body shape body cavity body covering digestive tubing sex and type of attachment organs parasitic worms disrupt the ability of a host to receive and obtain nourishment. The helminths or parasitic worms correspond to three types trematoda or staves are a class of phyllo platyhelminthes flatworms cestoda are another class of the same phyla and nematode another phyllo tubular worms usually the helminths have a macroscopic size measuring from 1 mm to 1 m 003937 in to 328 ft and even more. free pdf parasitology identification of helminths uploaded by norman bridwell parasitology identification of helminths uploaded by james patterson the helminths or parasitic worms correspond to three types trematoda or staves are a class of phyllo platyhelminthes flatworms cestoda are another class of the same phyla and nematode another phyllo tubular worms usually the helminths have a