[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Algae L. (1753) see [unranked] Algae Phylum Rhodophycota Class Rhodophyceae Thuret (1855) - red algae see Phylum Rhodophyta Wettst. (1901) Order Cryptonemiales Schmitz (1892) Family Acrosymphytaceae S.C. Lindstrom Genus Acrosymphyton L.G. Sjöestedt (1926)