organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Protoctista Hogg, 1860
     Phylum Cryptophyta Caval.-Sm. (1986) - cryptomonads see Superclass Cryptomonada Cavalier-Smith, 2004
       Genus Chilomonas Ehrenb. (1831)
       Genus Chroomonas A. Hansgirg (1885)
       Genus Cryptomonas Ehrenb. (1831)
       Genus Cyanomonas F. Oltmanns (1904)
       Genus Cyathomonas Fromentel (1874)
       Genus Hemiselmis M. Parke (1949)
       Genus Hillea J. Schiller (1925)
       Genus Nephroselmis F. Stein (1878)