living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Rhodophycota see Phylum Rhodophyta Wettst. (1901)
           Class Rhodophyceae Thuret (1855) - red algae see Phylum Rhodophyta Wettst. (1901)
             Subclass Florideophycideae see Class Florideophyceae Cronquist (1960)
               Order Cryptonemiales Schmitz (1892)
                 01 Family Weeksiaceae
                 02 Family Dumontiaceae Bory (1828)
                 03 Family Choreocolacaceae
                 04 Family Cryptonemiaceae see Family Halymeniaceae Kützing
                 05 Family Corynomorphaceae
                 06 Family Pseudoanemoniaceae
                 07 Family Kallymeniaceae (J.Agardh) Kylin (1928)
                 08 Family Endocladiaceae Kylin
                 09 Family Crossocarpaceae Perestenko (1975)
                 10 Family Gloiosiphoniaceae
                 11 Family Tichocarpaceae
                 12 Family Hildenbrandiaceae Rabenh. (1868)
                 13 Family Pterocladiophilaceae Fan & Papenfuss (1959)
                 14 Family Peyssonneliaceae Denizot (1968)
                 15 Family Corallinaceae Lamouroux (1816)