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 Chlorophycota see Phylum Chlorophyta Pascher (1914)
           Class Chlorophyceae Wille (1884) - chlorophytes
             Order Volvocales Oltmanns (1904) see Order Chlamydomonadales F.E. Fritsch
               Family Spondylomoraceae Korshikov (1923)
                 Genus Pascherina P.C.Silva (1959)
                 Genus Pyrobotrys W.M. Arnoldi (1916)
                 Genus Spondylomorum Ehrenb. (1848)