👉 A helminthosporium is a type of microorganism that contains a large number of microorganisms, some of which are called parasites. These parasites can cause various diseases and infections in humans, animals, and other organisms. Helminthosporium includes roundworms like tapeworms, hookworms, and whipworms, as well as the parasitic nematodes such as snails, slugs, and earthworms.