[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 N.N. [monotypic]
Order Rhodachlyales G.W.Saunders, Clayden, J.L.Scott, K.A. West, U.Karst. & J.A.West