Kingdom Plantae Haeckel (1866) - plants
   Subkingdom Rhodoplantae G.W.Saunders & Hommers. (2004)
     Phylum Rhodophyta Wettst. (1901) - red algae
       Subphylum Eurhodophytina G.W.Saunders & Hommers. (2004)
         Class Florideophyceae Cronquist (1960)
           Subclass Rhodymeniophycidae G.W.Saunders & Hommers. (2004)
             Order Ceramiales Oltmanns
               1 Family Ceramiaceae Dumort. (1822)
               2 Family Dasyaceae Kützing (1843)
               3 Family Delesseriaceae Bory (1828)
               4 Family Rhodomelaceae Horan. (1847), nom. cons.