Phylum Bigyra Cavalier-Smith, 1998
Count: 1c;2o;8f;15g;2s
   Subphylum Sagenista Cavalier-Smith, 1995
  Count: 1c;2o;8f;15g;2s
     Class Labyrinthulea Olive ex Cavalier-Smith, 1986
    Count: [*] 2o;8f;15g;2s [23 Mar 2016]
       Order Labyrinthulida Lankester, 1877 - labyrinthulids
      Count: [*] 2f;2g [23 Mar 2016]
         Family Labyrinthulidae Cienkowski, 1867 [monotypic]
        Count: [*] 1g [23 Mar 2016]
           1 Genus Labyrinthula Cienkowski, 1867
          Count: -