"Protozoa" Goldfuss, 1818 - protozoans Phylum Sarcomastigophora Honigberg & Balamuth, 1963 1 Subphylum Mastigophora Diesing, 1866 - flagellates 2 Subphylum Opalinata Wenyon, 1926 see Superclass Opalinata Wenyon, 1926 3 Subphylum Sarcodina - amebas