Natura - nature
Status: extant
   actualia - actual entities
  Status: extant
     Mundus Plinius - physical world
    Status: extant
       naturalia - natural bodies
      Status: extant
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
        Distribution: cosmopolitan (marine, brackish, freshwater, terrestrial & aerial); Period: Archean - Present (3770 - 0 Mya); Status: extant
           Clade neomura Cavalier-Smith, 1987
          Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Archean - Present (3420 - 0 Mya); Status: extant
             Domain Eukaryota Chatton, 1925 - eukaryotes
            Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (1650 - 0 Mya); Status: extant
               Clade discaria Cavalier-Smith, 2021
              Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present [2500 Mya - present]; Status: extant
                 Clade natates Cavalier-Smith, 2021
                Status: extant
                   Clade photaria Cavalier-Smith, 2021
                  Status: extant
                     Clade eucorta Cavalier-Smith, 2021
                    Status: extant
                       Superkingdom Corticata Lankester, 1878 - corticates
                      Status: extant
                         Kingdom Plantae Haeckel (1866) - plants
                        Distribution: Africa; Status: extant
                           Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
                          Status: extant
                             Phylum Chlorophyta Pascher (1914) [coordinate rank] - green algae
                            Distribution: Asia; Status: extant
                               "core chlorophytes"
                              Status: extant
                                 Class Chlorophyceae Wille (1884) - chlorophytes
                                Status: extant
                                   Order Sphaeropleales Luerssen (1877)
                                  Status: extant
                                     Family Hydrodictyaceae Dumort.
                                    Distribution: Nearctic/North America; Status: extant
                                       Genus Pediastrum F.J.F. Meyen (1829)
                                      Distribution: Nearctic/North America; Status: extant
                                         Pediastrum tetras (Ehrenberg, 1838) Ralfs ex Ralfs
                                        Distribution: Nearctic/North America; Status: extant
                                           Pediastrum tetras var. fluviatile Playfair
                                          Status: extant