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 Nemaliophycidae Christensen (1978)
             Order Palmariales Guiry & D.E.G.Irvine
               Family Rhodophysemataceae G.W.Saunders & J.L. McLachlan (1990)