[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Chlorophycota see Phylum Chlorophyta Pascher (1914)
       Class Chlorophyceae Wille (1884) - chlorophytes
         Order Chaetophorales Wille
           Family Chaetophoraceae Grev.
             Genus Pseudendoclonium Wille (1901)
               1 Pseudendoclonium conchiliophila Feldmann
               2 Pseudendoclonium marinum (Reinke) Aleem & E. Schulz (1952), nom. illeg.
               3 Pseudendoclonium submarinum Wille (1901)