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 Gigartinales F.Schmitz Family Rhodophyllidaceae see Family Cystocloniaceae Kützing (1843) Genus Cystoclonium F.T. Kützing (1843) Cystoclonium armatum Harvey