organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Protoctista Hogg, 1860
     Phylum Rhodophyta Wettst. (1901) - red algae
       Genus Rhodymenia Grev. (1830), nom. cons., orth. cons.