• Cavostelium apophysatum L.S. Olive, 1965
• Cavostelium bisporum L.S. Olive & Stoian., 1966 accepted as Echinostelium bisporum (L.S. Olive & Stoian.) K.D. Whitney & L.S. Olive, 1982
• Cytamoeba bacterifera Labbe, 1894
• Dobellina mesnili
• Endamoeba blattae
• Endamoeba lutea
• Endamoeba similans
• Endolimax nana (Wenyon & O'connor, 1917)
• Entamoeba barreti Taliferro & Holmes, 1924
• Entamoeba bovis (Liebetanz, 1905)
• Entamoeba coli (Grassi, 1879)
• Entamoeba gingivalis (Gros, 1849) Brumpt(1913)
• Entamoeba hartmanni Prowazek, 1912
• Entamoeba histolytica Schaudinn, 1903
• Entamoeba invadens Rodhaim, 1934
• Entamoeba moshkovskii Tshalaia, 1941
• Entamoeba polecki
• Entamoeba terrapinae Sanders & Cleveland, 1930
• Iodamoeba buetschlii (Prowazek, 1912)
• Martinezia baezi
• Mastigamoeba longifilum Stokes
• Mastigamoeba schizophrenia Simpson, Bernard, Fenchel & Patterson, 1997
• Mastigamoeba simplex
• Multicilia marina
• Nematostelium gracile (L.S. Olive & Stoian.) L.S. Olive & Stoian., 1970
• Nematostelium ovatum (L.S. Olive & Stoian.) L.S. Olive & Stoian., 1970
• Pansporella perplexa Chatton, 1925
• Pelomyxa palustris Greef
• Phalansterium consociatum (Fresen.) Cienkowski
• Phalansterium digitatum Stein
• Phalansterium intestinalis Cienkowski
• Phalansterium intestinum Cienkowsky
• Phalansterium solitarium Sandon
• Planoprotostelium aurantium L.S. Olive & Stoian., 1971
• Protostelium arachisporum L.S. Olive, 1962
• Protostelium expulsum L.S. Olive & Stoian., 1981
• Protostelium fimicola L.S. Olive, 1962 accepted as Protosteliopsis fimicola (L.S. Olive) L.S. Olive & Stoian., 1966
• Protostelium irregulare L.S. Olive & Stoian., 1969
• Protostelium mycophagum L.S. Olive & Stoian., 1960
• Protostelium nocturnum Spiegel, 1984
• Protostelium pyriforme L.S. Olive & Stoian., 1969
• Protostelium zonatum L.S. Olive & Stoian., 1969 accepted as Endostelium zonatum (L.S. Olive & Stoian.) W.E. Benn. & L.S. Olive, 1984
• Rhizomonas setigera (Pavillard) Patterson, Nygaard, Steinberg & Turley, 1993 accepted as Solenicola setigera Pavillard, 1916
• Rhizomonas verrucosa W.S. Kent
• Rigidomastix devoratum Tong, 1997
• Schizoplasmodiopsis amoeboidea L.S. Olive & K.D. Whitney, 1982
• Schizoplasmodiopsis micropunctata L.S. Olive & Stoian., 1976
• Schizoplasmodiopsis pseudoendospora L.S. Olive, M. Martin & Stoian., 1967
• Schizoplasmodiopsis reticulata L.S. Olive & Stoian., 1976
• Schizoplasmodiopsis variabilis L.S. Olive, 1985
• Schizoplasmodiopsis vulgaris L.S. Olive & Stoian., 1976
• Schizoplasmodium gracile L.S. Olive & Stoian., 1966 accepted as Nematostelium gracile (L.S. Olive & Stoian.) L.S. Olive & Stoian., 1970
• Schizoplasmodium ovatum L.S. Olive & Stoian., 1966 accepted as Nematostelium ovatum (L.S. Olive & Stoian.) L.S. Olive & Stoian., 1970
• Soliformovum expulsum (L.S. Olive & Stoian.) Spiegel, 1994 accepted as Protostelium expulsum L.S. Olive & Stoian., 1981
• Soliformovum irregulare (L.S. Olive & Stoian.) Spiegel, 1994 accepted as Protostelium irregulare L.S. Olive & Stoian., 1969
• Tetracilia paradoxa Valkanov, 1970
• Tricholimax hylae Frenzel
• Trichonema gracile K. Möbius, 1888
• Trichonema hirsuta De Fromentel
• Tychosporium acutostipes Spiegel, D.L. Moore & J. Feldman, 1995