Rhizopoda Dujardin, 1835 - rhizopods see Phylum Cercozoa Cavalier-Smith, 1998
   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 Hartmannellidae Volkonsky, 1931
           Genus [Hartmannella] Alexeieff, 1912
             10 Hartmannella cantabrigiensis Page, 1974
             11 Hartmannella vermiformis Page, 1967 see Vermamoeba vermiformis (Page, 1967)
             12 Hartmannella lobifera Smirnov, 1997
             13 Hartmannella abertawensis Page, 1980 see Nolandella abertawensis (Page, 1980)
             14 Hartmannella vacuolata Anderson, Rogerson & Hannah, 1997