[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Supergroup Chromalveolata Adl et al., 2005 - chromalveolates see Kingdom Chromista Caval.-Sm. (1981)
       Stramenopiles Patterson, 1990 - stramenopiles see Superphylum Heterokonta Caval.-Sm. (1986)
         Raphidophyceae Chadef. ex P.C.Silva (1980) - raphidophytes
           1 Genus Chattonella Biecheler (1936)
           2 Genus Fibrocapsa Toriumi & Takano (1973)
           3 Genus Goniostomum see Genus Gonyostomum Diesing (1866)
           4 Genus Haramonas T. Horiguchi (1996)
           5 Genus Heterosigma Hara & Chihara (1987)
           6 Genus Merotricha C. Mereschkowsky (1879)
           7 Genus Olisthodiscus Carter (1937)
           8 Genus Vacuolaria Cienkowski (1870)