life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Empire Eukaryota (Chatton, 1925) see Domain Eukaryota Chatton, 1925
     Kingdom Chromista Caval.-Sm. (1981) - chromists
       Subkingdom Chromobiota Caval.-Sm. (1991)
         Infrakingdom Heterokonta Caval.-Sm. (1986) - heterokonts see Superphylum Heterokonta Caval.-Sm. (1986)
           Superphylum Sagenista Caval.-Sm. (1995) [monotypic] see Subphylum Sagenista Cavalier-Smith, 1995
             Phylum Sagenista Caval.-Sm. (1995) see Subphylum Sagenista Cavalier-Smith, 1995
               Subphylum Labyrinthista Caval.-Sm. (1989) see Phylum Bigyra Cavalier-Smith, 1998
                 Genus Thraustochytrium Sparrow (1936) see Genus Thraustochytrium Sparrow, 1936