[living organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Superkingdom Eukaryota Whittaker & Margulis, 1978 see Domain Eukaryota Chatton, 1925 Kingdom Plantae Haeckel (1866) - plants Subkingdom Biliphyta Caval.-Sm. (1981) - red algae and glaucophytes see Kingdom Plantae Haeckel (1866) Phylum Rhodophyta Wettst. (1901) - red algae Subphylum Eurhodophytina G.W.Saunders & Hommers. (2004) Class Florideophyceae Cronquist (1960) Subclass Corallinophycidae L.Le Gall & G.W.Saunders (2007) Order Corallinales P.C.Silva & H.W.Johans. (1986)