Class Lobosea (Carpenter, 1861) Cavalier-Smith, 1993 see Subphylum Lobosa Carpenter, 1861
   Subclass Gymnamoebia (Haeckel, 1862) Cavalier-Smith, 1993 see [unranked] Gymnamoebae
     Order Euamoebida Lepşi, 1960
       Family Amoebidae Ehrenberg, 1838
         Genus Trichamoeba Fromentel, 1874
           1 Trichamoeba sinuosa Siemensma & Page, 1986
           2 Trichamoeba myakka Bovee, 1972
           3 Trichamoeba osseosaccus Schaeffer, 1926
           4 Trichamoeba cloaca Bovee, 1972