List of six examples of Amoeboid Protozoans. Example # 1. Amoeba Proteus-The Proteus Animalcule: Amoeba was discovered by Russel von Rosenhoff in 1755. H.I. Hirschfied (1962) has given a detailed account of the biology of Amoeba. It is found in fresh water. Types of pseudopodia are lobo podia. A contractile vacuole is present for osmoregulation. […]