organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Status: extant
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
  Status: extant
     related to multicellular groups
    Status: extant
       Class Chlorophyceae Wille (1884) - chlorophytes
      Status: extant
         Order Volvocida Francé, 1894, orth. zool. - volvocids see Order Chlamydomonadales F.E. Fritsch
        Status: extant
           Suborder Volvocina see Order Volvocales Oltmanns (1904)
          Status: extant
             Family Spondylomoridae Korshikov (1923) see Family Spondylomoraceae Korshikov (1923)
            Status: extant
               Genus Spondylomorum Ehrenb. (1848)
              Status: extant
                 Spondylomorum quaternarium Ehrenberg (1848)
                Status: extant