Kingdom Chromalveolata Adl et al., 2005 see Kingdom Chromista Caval.-Sm. (1981)
   Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991
     Phylum Myzozoa Cavalier-Smith & Chao, 2004 see Subphylum Myzozoa Cavalier-Smith & Chao, 2004
       Superclass Dinokaryota Fensome et al., 1993
         Class Noctiluciphyceae Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993) [monotypic]
           Order Noctilucales Haeckel (1894)
             Family Leptodiscaceae Kof. (1905)
               26 Genus Abedinium Loebl. & A.R. Loebl. (1966)
               27 Genus Cachonodinium A.R. Loebl. (1980) [monotypic]
               28 Genus Craspedotella Kof. (1905) [monotypic]
               29 Genus Leptodiscus Hertwig (1877) [monotypic]
               30 Genus Petalodinium Cachon & Cachon-Enj. (1969) [monotypic]
               31 Genus Scaphodinium Margalef (1963) [monotypic]