Phylum Amoebozoa Lühe, 1913
   Subphylum Lobosa Carpenter, 1861 see Infraphylum Lobosa Carpenter, 1861
     Class Tubulinea Smirnov et al., 2005
       Order Leptomyxida Pussard & Pons, 1976
         1 Family Leptomyxidae Pussard & Pons, 1976
         2 Family Flabellulidae Bovee, 1970
         3 Family Gephyramoebidae Pussard & Pons, 1976 [monotypic]