Phylum Amoebozoa Lühe, 1913
   Class Tubulinea Smirnov et al., 2005
     Order Leptomyxida Pussard & Pons, 1976
       1 Family Leptomyxidae Pussard & Pons, 1976
       2 Family Flabellulidae Bovee, 1970
       3 Genus Leptomyxa Goodey, 1914
       4 Genus Rhizamoeba F.C. Page, 1972
       5 Genus Paraflabellula Page & Willumsen, 1983
       6 ?Genus Flabellula Schaeffer, 1926