[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 Rhodellophytina Caval.-Sm. (1998)
Class Stylonematophyceae H.S. Yoon, K.M. Müller, Sheath, F.D. Ott & D. Bhattacharya
Order Stylonematales K.M.Drew (1956)