Phylum Amoebozoa Lühe, 1913
   Subphylum Protamoebae Cavalier-Smith, 2004 see Subphylum Lobosa Carpenter, 1861
     Class Lobosea (Carpenter, 1861) Cavalier-Smith, 1993 see Subphylum Lobosa Carpenter, 1861
       Order Euamoebida Lepşi, 1960
         Superfamily Amoeboidea Ehrenberg, 1838 see Order Tubulinida Smirnov et al., 2005
           Family Amoebidae Ehrenberg, 1838
             Genus Chaos Linnaeus, 1767
               Chaos carolinense (Wilson, 1900)